B24B1/00	7	Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes	B24B1/00	B24B1/00		12027
B24B1/002	8	{using electric current (B24B37/046 and B23H5/08 take precedence)}	B24B1/00	B24B1/00		292
B24B1/005	8	{using a magnetic polishing agent}	B24B1/00	B24B1/00		1137
B24B1/007	8	{abrasive treatment to obtain an aged or worn-out appearance}	B24B1/00	B24B1/00		93
B24B1/04	8	subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency (involving oscillating or vibrating containers B24B31/06; superfinishing surfaces on work, e.g. by means of abrading blocks reciprocating with high frequency, B24B35/00)	B24B1/04	B24B1/04		1931
B24B3/00	7	Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools (non-abrasive sharpening devices for scythes, sickles, or the like A01D3/00; sharpening devices designed as components of machines with cutters, see the relevant places for the machines, e.g. A01D75/08, {B23F23/1225, ,}B26D7/12; sharpening of saw teeth B23D63/12; sharpening of files or rasps B23D73/00; grinding of die-stocks or chasers B23G1/36)	B24B3/00	B24B3/00		1322
B24B3/003	8	{for skate blades}	B24B3/00	B24B3/00		185
B24B3/006	8	{for edges of skis, snowboards or the like}	B24B3/00	B24B3/00		92
B24B3/02	8	of milling cutters	B24B3/02	B24B3/02		490
B24B3/021	9	{of milling cutters with helical cutting edges}	B24B3/02	B24B3/02		109
B24B3/022	9	{relief grinding of milling cutters}	B24B3/02	B24B3/02		78
B24B3/024	9	{Indexing equipment}	B24B3/02	B24B3/02		27
B24B3/025	9	{Tooth rests; Supporting means for milling-cutter grinding machines}	B24B3/02	B24B3/02		72
B24B3/027	9	{of milling cutters with embedded cutters}	B24B3/02	B24B3/02		29
B24B3/028	9	{of tapered milling cutters}	B24B3/02	B24B3/02		9
B24B3/04	9	of plain milling cutters	B24B3/04	B24B3/04		43
B24B3/045	10	{of milling cutters with helical cutting edges}	B24B3/04	B24B3/04		114
B24B3/06	9	of face or end milling cutters or cutter heads, e.g. of shank type	B24B3/06	B24B3/06		80
B24B3/065	10	{end milling cutters with rounded ends}	B24B3/06	B24B3/06		34
B24B3/08	9	of profile milling cutters, e.g. of disc type	B24B3/08	B24B3/08		49
B24B3/085	10	{using a template}	B24B3/08	B24B3/08		53
B24B3/10	9	of routers or engraving needles	B24B3/10	B24B3/10		44
B24B3/12	9	of hobs	B24B3/12	B24B3/12		120
B24B3/14	9	of mortise chain cutters	B24B3/14	B24B3/14		16
B24B3/16	8	of broaches	B24B3/16	B24B3/16		71
B24B3/18	8	of taps or reamers	B24B3/18	B24B3/18		233
B24B3/20	9	Tapering or chamfering taps or reamers	B24B3/20	B24B3/20		30
B24B3/22	9	Relief cutting of taps or reamers	B24B3/22	B24B3/22		72
B24B3/24	8	of drills (by fluting the shank B24B19/04)	B24B3/24	B24B3/24		667
B24B3/242	9	{of step drills}	B24B3/24	B24B3/24		53
B24B3/245	9	{for simultaneously sharpening several drills; Supports therefor}	B24B3/24	B24B3/24		29
B24B3/247	9	{Supports for drills (B24B3/245 takes precedence)}	B24B3/24	B24B3/24		449
B24B3/26	9	of the point of twist drills	B24B3/26	B24B3/26		308
B24B3/265	10	{using devices specially adapted for domestic use}	B24B3/26	B24B3/26		58
B24B3/28	10	by swivelling the drill around an axis angularly to the drill axis	B24B3/28	B24B3/28		85
B24B3/30	11	and rotating the drill about its own axis	B24B3/30	B24B3/30		48
B24B3/32	10	for thinning the point	B24B3/32	B24B3/32		68
B24B3/33	9	of drills for stone	B24B3/33	B24B3/33		144
B24B3/34	8	of turning or planing tools or tool bits, e.g. gear cutters (B24B3/36 takes precedence)	B24B3/34	B24B3/34		395
B24B3/343	9	{of throw-away cutting bits}	B24B3/34	B24B3/34		68
B24B3/346	9	{of gear shaper cutter}	B24B3/34	B24B3/34		48
B24B3/36	8	of cutting blades (B24B3/58 takes precedence)	B24B3/36	B24B3/36		1389
B24B3/361	9	{of reciprocating blades}	B24B3/36	B24B3/36		175
B24B3/363	9	{of blades mounted on a turning drum}	B24B3/36	B24B3/36		165
B24B3/365	9	{of rotary mower blades}	B24B3/36	B24B3/36		68
B24B3/366	9	{of meat mincing or meat grinding machines}	B24B3/36	B24B3/36		37
B24B3/368	9	{installed as an accessory on another machine (B26D7/12 takes precedence)}	B24B3/36	B24B3/36		273
B24B3/38	9	for planing wood, e.g. cutter blades	B24B3/38	B24B3/38		234
B24B3/40	9	Processes or apparatus specially adapted for sharpening curved edges	B24B3/40	B24B3/40		174
B24B3/42	9	helically bent, e.g. for lawn mowers	B24B3/42	B24B3/42		535
B24B3/44	9	of scythes or sickles	B24B3/44	B24B3/44		107
B24B3/46	9	of disc blades	B24B3/46	B24B3/46		349
B24B3/463	10	{of slicing machine disc blades}	B24B3/46	B24B3/46		242
B24B3/466	10	{of cultivator disc blades}	B24B3/46	B24B3/46		227
B24B3/48	9	of razor blades or razors (by an abrasive block without mechanisms B24D)	B24B3/48	B24B3/48		250
B24B3/485	10	{for travelling razor blades, in the form of a band or fitted on a transfer means}	B24B3/48	B24B3/48		126
B24B3/50	10	operated manually	B24B3/50	B24B3/50		15
B24B3/52	9	of shear blades or scissors	B24B3/52	B24B3/52		381
B24B3/54	9	of hand or table knives	B24B3/54	B24B3/54		1050
B24B3/543	10	{using hand or foot driven tools}	B24B3/54	B24B3/54		126
B24B3/546	10	{the tool being driven in a non-rotary motion, e.g. oscillatory, gyratory}	B24B3/54	B24B3/54		56
B24B3/55	8	of knife bars for harvesting machines	B24B3/55	B24B3/55		496
B24B3/56	8	of slicing bands (B24B3/58 takes precedence)	B24B3/56	B24B3/56		51
B24B3/58	8	of tools having scalloped cutting edges	B24B3/58	B24B3/58		144
B24B3/583	9	{of bands}	B24B3/58	B24B3/58		37
B24B3/586	9	{of serrated edges, e.g. triangular shaped (B24B3/583 takes precedence)}	B24B3/58	B24B3/58		64
B24B3/60	8	of tools not covered by the preceding subgroups	B24B3/60	B24B3/60		485
B24B3/602	9	{of thread cutting tools}	B24B3/60	B24B3/60		62
B24B3/605	9	{of surgical or dental instruments}	B24B3/60	B24B3/60		128
B24B3/607	9	{of files}	B24B3/60	B24B3/60		65
B24B5/00	7	Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor (B24B11/00&#160;-&#160;B24B21/00 take precedence; honing machines or devices using abrading blocks performing axial and rotary movements superimposed on one another B24B33/00)	B24B5/00	B24B5/00		221
B24B5/01	8	for combined grinding of surfaces of revolution and of adjacent plane surfaces on work	B24B5/01	B24B5/01		348
B24B5/02	8	involving centres or chucks for holding work	B24B5/02	B24B5/02		205
B24B5/025	9	{involving indexable work supporting means carrying several work pieces to be operated on in succession}	B24B5/02	B24B5/02		100
B24B5/04	9	for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14)	B24B5/04	B24B5/04		3200
B24B5/042	10	{for grinding several workpieces at once using one grinding wheel}	B24B5/04	B24B5/04		65
B24B5/045	10	{with the grinding wheel axis perpendicular to the workpiece axis}	B24B5/04	B24B5/04		314
B24B5/047	10	{of workpieces turning about a vertical axis}	B24B5/04	B24B5/04		245
B24B5/06	9	for grinding cylindrical surfaces internally (B24B5/40 takes precedence)	B24B5/06	B24B5/06		698
B24B5/065	10	{for brake drums}	B24B5/06	B24B5/06		56
B24B5/08	10	involving a vertical tool spindle	B24B5/08	B24B5/08		322
B24B5/10	10	involving a horizontal tool spindle	B24B5/10	B24B5/10		315
B24B5/12	9	for grinding cylindrical surfaces both externally and internally with several grinding wheels	B24B5/12	B24B5/12		396
B24B5/14	9	for grinding conical surfaces, e.g. of centres	B24B5/14	B24B5/14		396
B24B5/16	9	for grinding peculiarly surfaces, e.g. bulged	B24B5/16	B24B5/16		182
B24B5/162	10	{controlled by a template (B24B5/167 takes precedence)}	B24B5/16	B24B5/16		31
B24B5/165	10	{controlled by gearing (B24B5/167 takes precedence)}	B24B5/16	B24B5/16		7
B24B5/167	10	{for rolls with large curvature radius, e.g. mill rolls}	B24B5/16	B24B5/16		239
B24B5/18	8	involving centreless means for supporting, guiding, floating or rotating work (centreless turning B23B5/08; centreless grinding of threads B23G1/42)	B24B5/18	B24B5/18		700
B24B5/185	9	{for internal surfaces}	B24B5/18	B24B5/18		119
B24B5/20	9	involving grooved abrading blocks	B24B5/20	B24B5/20		12
B24B5/22	9	for grinding cylindrical surfaces, e.g. on bolts	B24B5/22	B24B5/22		476
B24B5/225	10	{for mass articles}	B24B5/22	B24B5/22		166
B24B5/24	9	for grinding conical surfaces	B24B5/24	B24B5/24		115
B24B5/245	10	{for mass articles}	B24B5/24	B24B5/24		58
B24B5/26	9	for grinding peculiarly profiled surfaces, e.g. bulged	B24B5/26	B24B5/26		107
B24B5/28	9	for grinding outer surfaces concentrically to bores, involving additional centering means	B24B5/28	B24B5/28		34
B24B5/30	9	Regulating-wheels; Equipment therefor	B24B5/30	B24B5/30		141
B24B5/307	9	Means for supporting work	B24B5/307	B24B5/307		477
B24B5/313	8	involving work-supporting means carrying several workpieces to be operated on in succession	B24B5/313	B24B5/313		37
B24B5/32	9	the work-supporting means being indexable	B24B5/32	B24B5/32		80
B24B5/35	8	Accessories	B24B5/35	B24B5/35		2960
B24B5/355	9	{Feeding means}	B24B5/35	B24B5/35		1505
B24B5/36	8	Single-purpose machines or devices	B24B5/36	B24B5/36		1839
B24B5/363	9	{for grinding surfaces of revolution in situ}	B24B5/36	B24B5/36		611
B24B5/366	9	{for grinding tyres}	B24B5/36	B24B5/36		301
B24B5/37	9	for grinding rolls, e.g. barrel-shaped rolls	B24B5/37	B24B5/37		731
B24B5/38	9	for externally grinding travelling elongated stock, e.g. wire	B24B5/38	B24B5/38		661
B24B5/40	9	for grinding tubes internally	B24B5/40	B24B5/40		1400
B24B5/42	9	for grinding crankshafts or crankpins	B24B5/42	B24B5/42		906
B24B5/421	10	{Supports therefor}	B24B5/42	B24B5/42		196
B24B5/423	10	{having a grinding wheel turning around the workpiece}	B24B5/42	B24B5/42		59
B24B5/425	10	{in situ}	B24B5/42	B24B5/42		66
B24B5/426	10	{Portable devices therefor}	B24B5/42	B24B5/42		13
B24B5/428	10	{Balancing means}	B24B5/42	B24B5/42		13
B24B5/44	9	for grinding rims of vehicle wheels, e.g. for bicycles	B24B5/44	B24B5/44		273
B24B5/46	9	for grinding railway car wheels	B24B5/46	B24B5/46		122
B24B5/48	9	for grinding walls of very fine holes, e.g. in drawing-dies	B24B5/48	B24B5/48		1277
B24B5/485	10	{using grinding wires or ropes}	B24B5/48	B24B5/48		90
B24B5/50	8	characterised by a special design with respect to properties of the material of non-metallic articles to be ground, e.g. strings (cutting profiles into the treads of tyres B29D30/68)	B24B5/50	B24B5/50		714
B24B7/00	7	Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor (B24B21/00 takes precedence; honing of plane surfaces on work B24B33/055)	B24B7/00	B24B7/00		484
B24B7/005	8	{Portal grinding machines}	B24B7/00	B24B7/00		176
B24B7/02	8	involving a reciprocatingly-moved work-table (involving a reciprocatingly-moved grinding wheel in combination with a stationary work-table B24B7/07)	B24B7/02	B24B7/02		368
B24B7/04	8	involving a rotary work-table	B24B7/04	B24B7/04		523
B24B7/06	8	involving conveyor belts, a sequence of travelling work-tables or the like	B24B7/06	B24B7/06		1075
B24B7/07	8	involving a stationary work-table	B24B7/07	B24B7/07		606
B24B7/075	9	{using a reciprocating grinding head mounted on a movable carriage}	B24B7/07	B24B7/07		283
B24B7/08	9	having an abrasive wheel built in	B24B7/08	B24B7/08		90
B24B7/10	8	Single-purpose machines or devices (grinding tools or machines specially designed for use on assembled railway track E01B31/17)	B24B7/10	B24B7/10		1387
B24B7/12	9	for grinding travelling elongated stock, e.g. strip-shaped work	B24B7/12	B24B7/12		812
B24B7/13	10	grinding while stock moves from coil to coil	B24B7/13	B24B7/13		111
B24B7/14	9	for grinding slideways (portable grinding machines designed for fastening on workpieces B24B23/08)	B24B7/14	B24B7/14		127
B24B7/16	9	for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings (for combined grinding of surfaces of revolution and adjacent plane surfaces on work B24B5/01; for grinding edges of bevels on work B24B9/00)	B24B7/16	B24B7/16		1576
B24B7/162	10	{for mass articles}	B24B7/16	B24B7/16		207
B24B7/165	10	{end faces of piston rings}	B24B7/16	B24B7/16		74
B24B7/167	10	{end faces coil springs}	B24B7/16	B24B7/16		272
B24B7/17	10	for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders	B24B7/17	B24B7/17		1653
B24B7/18	9	for grinding floorings, walls, ceilings or the like (machines or devices for cleaning floorings A47L11/00, A47L13/00)	B24B7/18	B24B7/18		813
B24B7/182	10	{for walls and ceilings}	B24B7/18	B24B7/18		873
B24B7/184	11	{pole sanders}	B24B7/18	B24B7/18		227
B24B7/186	10	{with disc-type tools}	B24B7/18	B24B7/18		1502
B24B7/188	10	{with cylinder- or belt-type tools}	B24B7/18	B24B7/18		322
B24B7/19	9	for grinding plane decorative patterns	B24B7/19	B24B7/19		94
B24B7/20	8	characterised by a special design with respect to properties of the material of non-metallic articles to be ground	B24B7/20	B24B7/20		121
B24B7/22	9	for grinding inorganic material, e.g. stone, ceramics, porcelain	B24B7/22	B24B7/22		1636
B24B7/222	10	{for grinding vertical surfaces (B24B7/265 takes precedence)}	B24B7/22	B24B7/22		70
B24B7/224	10	{Portal grinding machines; Machines having a tool movable in a plane}	B24B7/22	B24B7/22		229
B24B7/226	10	{in which the tool is supported by the workpiece}	B24B7/22	B24B7/22		58
B24B7/228	10	{for grinding thin, brittle parts, e.g. semiconductors, wafers (grinding edges of thin, brittle parts B24B9/065)}	B24B7/22	B24B7/22		2087
B24B7/24	10	for grinding or polishing glass	B24B7/24	B24B7/24		956
B24B7/241	11	{Methods}	B24B7/24	B24B7/24		265
B24B7/242	11	{for plate glass}	B24B7/24	B24B7/24		483
B24B7/244	12	{continuous}	B24B7/24	B24B7/24		183
B24B7/245	12	{discontinuous}	B24B7/24	B24B7/24		123
B24B7/247	11	{using reciprocating grinding tools}	B24B7/24	B24B7/24		104
B24B7/248	12	{high-frequency reciprocating tools, e.g. magnetically driven}	B24B7/24	B24B7/24		14
B24B7/26	11	for simultaneously grinding or polishing opposite faces of continuously travelling sheets or bands	B24B7/26	B24B7/26		108
B24B7/265	12	{of vertical surfaces}	B24B7/26	B24B7/26		22
B24B7/28	9	for grinding wood	B24B7/28	B24B7/28		1159
B24B7/30	9	for grinding plastics	B24B7/30	B24B7/30		250
B24B9/00	7	Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor (B24B21/00 takes precedence; for sharpening cutting edges on tools B24B3/00; removing burrs by loose abrasive material B24B31/00)	B24B9/00	B24B9/00		3580
B24B9/002	8	{for travelling workpieces}	B24B9/00	B24B9/00		713
B24B9/005	8	{for mass articles}	B24B9/00	B24B9/00		225
B24B9/007	8	{for end faces of tubes}	B24B9/00	B24B9/00		1105
B24B9/02	8	characterised by a special design with respect to properties of materials specific to articles to be ground	B24B9/02	B24B9/02		941
B24B9/04	9	of metal, e.g. skate blades {(B24B3/003 takes precedence)}	B24B9/04	B24B9/04		7858
B24B9/06	9	of non-metallic inorganic material, e.g. stone, ceramics, porcelain	B24B9/06	B24B9/06		1550
B24B9/065	10	{of thin, brittle parts, e.g. semiconductors, wafers}	B24B9/06	B24B9/06		1129
B24B9/08	10	of glass	B24B9/08	B24B9/08		1078
B24B9/085	11	{for watch glasses}	B24B9/08	B24B9/08		39
B24B9/10	11	of plate glass	B24B9/10	B24B9/10		1696
B24B9/102	12	{for travelling sheets}	B24B9/10	B24B9/10		477
B24B9/105	12	{using a template}	B24B9/10	B24B9/10		79
B24B9/107	12	{for glass plates while they are turning}	B24B9/10	B24B9/10		149
B24B9/12	11	of hollow glassware, e.g. drinking glasses, preserve jars, television picture tube viewing panels	B24B9/12	B24B9/12		198
B24B9/14	11	of optical work, e.g. lenses, prisms {(control of the position of the tool for bevelling optical work B24B47/225)}	B24B9/14	B24B9/14		1322
B24B9/142	12	{for contact lenses}	B24B9/14	B24B9/14		45
B24B9/144	12	{the spectacles being used as a template}	B24B9/14	B24B9/14		200
B24B9/146	12	{Accessories, e.g. lens mounting devices}	B24B9/14	B24B9/14		788
B24B9/148	12	{electrically, e.g. numerically, controlled}	B24B9/14	B24B9/14		291
B24B9/16	10	of diamonds; of jewels or the like; Diamond grinders&apos; dops; Dop holders or tongs (for grinding sharp pointed diamonds or sapphires B24B19/16)	B24B9/16	B24B9/16		616
B24B9/161	11	{Dops, dop holders}	B24B9/16	B24B9/16		291
B24B9/162	11	{by bruting, i.e. rubbing two precious stones against each other}	B24B9/16	B24B9/16		37
B24B9/163	11	{of gem stones or convex surfaces, cabochons}	B24B9/16	B24B9/16		45
B24B9/164	11	{of diamond tools}	B24B9/16	B24B9/16		32
B24B9/165	11	{for grinding cavities in gem stones}	B24B9/16	B24B9/16		28
B24B9/166	11	{using heat}	B24B9/16	B24B9/16		7
B24B9/167	11	{with means for turning and positioning the gem stones}	B24B9/16	B24B9/16		48
B24B9/168	11	{grinding peripheral, e.g. conical or cylindrical, surfaces}	B24B9/16	B24B9/16		38
B24B9/169	12	{using templates}	B24B9/16	B24B9/16		8
B24B9/18	9	of wood	B24B9/18	B24B9/18		1228
B24B9/20	9	of plastics	B24B9/20	B24B9/20		1598
B24B11/00	7	Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor (specially designed for optical surfaces B24B13/00, for seat surfaces B24B15/00)	B24B11/00	B24B11/00		295
B24B11/02	8	for grinding balls	B24B11/02	B24B11/02		526
B24B11/04	9	involving grinding wheels	B24B11/04	B24B11/04		128
B24B11/06	10	acting by the front faces, e.g. of plane, grooved or bevelled shape	B24B11/06	B24B11/06		325
B24B11/08	10	acting by the circumference	B24B11/08	B24B11/08		112
B24B11/10	10	of cup type	B24B11/10	B24B11/10		81
B24B13/00	7	Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor (edging optical work, e.g. lenses, prisms B24B9/14)	B24B13/00	B24B13/00		2019
B24B13/0006	8	{for intraocular lenses}	B24B13/00	B24B13/00		33
B24B13/0012	8	{for multifocal lenses}	B24B13/00	B24B13/00		157
B24B13/0018	8	{for plane optical surfaces}	B24B13/00	B24B13/00		159
B24B13/0025	8	{for contact lenses}	B24B13/00	B24B13/00		98
B24B13/0031	8	{Machines having several working posts; Feeding and manipulating devices}	B24B13/00	B24B13/00		290
B24B13/0037	9	{the lenses being worked by different tools, e.g. for rough-grinding, fine-grinding, polishing}	B24B13/00	B24B13/00		183
B24B13/0043	8	{the workpieces being deformed during the grinding operation}	B24B13/00	B24B13/00		47
B24B13/005	8	Blocking means, chucks or the like; Alignment devices	B24B13/005	B24B13/005		1247
B24B13/0052	9	{Lens block moulding devices}	B24B13/005	B24B13/005		199
B24B13/0055	9	{Positioning of lenses; Marking of lenses}	B24B13/005	B24B13/005		711
B24B13/0057	9	{Deblocking of lenses}	B24B13/005	B24B13/005		119
B24B13/01	8	Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools	B24B13/01	B24B13/01		643
B24B13/012	9	{conformable in shape to the optical surface, e.g. by fluid pressure acting on an elastic membrane}	B24B13/01	B24B13/01		138
B24B13/015	8	of television picture tube viewing panels, headlight reflectors or the like	B24B13/015	B24B13/015		215
B24B13/02	8	by means of tools with abrading surfaces corresponding in shape with the lenses to be made	B24B13/02	B24B13/02		604
B24B13/023	9	{for grinding several lenses simultaneously}	B24B13/02	B24B13/02		118
B24B13/026	9	{the contact between tool and workpiece being a line}	B24B13/02	B24B13/02		27
B24B13/04	8	grinding of lenses involving grinding wheels controlled by gearing (B24B13/06 takes precedence)	B24B13/04	B24B13/04		140
B24B13/043	9	{using cup-type grinding wheels}	B24B13/04	B24B13/04		91
B24B13/046	9	{using a pointed tool or scraper-like tool (B24B13/015 and B24B13/065 take precedence)}	B24B13/04	B24B13/04		115
B24B13/06	8	grinding of lenses, the tool or work being controlled by information-carrying means, e.g. patterns, punched tapes, magnetic tapes	B24B13/06	B24B13/06		271
B24B13/065	9	{using a template}	B24B13/06	B24B13/06		63
B24B15/00	7	Machines or devices designed for grinding seat surfaces; Accessories therefor (for spherical surfaces in general B24B11/00)	B24B15/00	B24B15/00		497
B24B15/02	8	in valve housings	B24B15/02	B24B15/02		187
B24B15/03	9	using portable or mobile machines	B24B15/03	B24B15/03		49
B24B15/04	8	on valve members	B24B15/04	B24B15/04		532
B24B15/06	8	on openings of bottles; on bottle stoppers or the like	B24B15/06	B24B15/06		6
B24B15/08	8	for grinding co-operating seat surfaces by moving one over the other	B24B15/08	B24B15/08		758
B24B17/00	7	Special adaptations of machines or devices for grinding controlled by patterns, drawings, magnetic tapes or the like (machines or devices so-controlled for grinding the edges of lenses B24B9/14; for grinding or polishing optical lens surfaces B24B13/06; for grinding non-circular cross-sections B24B19/08; for grinding trochoidal surfaces B24B19/09; for grinding cams B24B19/12; for grinding turbine blades or the like B24B19/14; such control means per seB23Q33/00, B23Q35/00, G05); Accessories therefor	B24B17/00	B24B17/00		205
B24B17/02	8	involving mechanical transmission means only	B24B17/02	B24B17/02		206
B24B17/021	9	{using a pantograph}	B24B17/02	B24B17/02		50
B24B17/023	9	{using two or more templates}	B24B17/02	B24B17/02		25
B24B17/025	9	{for grinding rotating workpieces (three dimensional)}	B24B17/02	B24B17/02		143
B24B17/026	10	{for the periphery of plane workpieces, e.g. cams, lenses}	B24B17/02	B24B17/02		73
B24B17/028	9	{using an abrasive belt}	B24B17/02	B24B17/02		27
B24B17/04	8	involving optical auxiliary means, e.g. optical projection form grinding machines	B24B17/04	B24B17/04		100
B24B17/06	9	combined with electrical transmission means, e.g. controlled by photoelectric cells	B24B17/06	B24B17/06		25
B24B17/08	8	involving fluid transmission means only	B24B17/08	B24B17/08		72
B24B17/10	8	involving electrical transmission means only, e.g. controlled by magnetic tape	B24B17/10	B24B17/10		112
B24B19/00	7	Single-purpose machines or devices for particular grinding operations not covered by any other main group (tapering, chamfering, or relief cutting of taps or reamers B24B3/20, B24B3/22, grinding screw threads B23G)	B24B19/00	B24B19/00		6362
B24B19/001	8	{for table cutlery}	B24B19/00	B24B19/00		150
B24B19/002	9	{for knife blades (sharpening table knife blades B24B3/54)}	B24B19/00	B24B19/00		221
B24B19/003	8	{for the underframes of locomotives}	B24B19/00	B24B19/00		22
B24B19/004	8	{for grinding rails, T, I, H or other similar profiles}	B24B19/00	B24B19/00		250
B24B19/005	8	{for grinding skins or similar sheets}	B24B19/00	B24B19/00		35
B24B19/006	8	{for grinding hollow glassware, bottles}	B24B19/00	B24B19/00		182
B24B19/007	8	{for grinding buttons, nail heads, screw heads, bottle capsules or the like}	B24B19/00	B24B19/00		120
B24B19/008	8	{for grinding ceramics, pottery, table ware}	B24B19/00	B24B19/00		233
B24B19/009	8	{for grinding profiled workpieces using a profiled grinding tool}	B24B19/00	B24B19/00		220
B24B19/02	8	for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements	B24B19/02	B24B19/02		1276
B24B19/022	9	{for helicoidal grooves (B24B19/04 takes precedence)}	B24B19/02	B24B19/02		523
B24B19/024	10	{on electrical resistances}	B24B19/02	B24B19/02		26
B24B19/026	9	{for checks for pilger rolls}	B24B19/02	B24B19/02		23
B24B19/028	9	{for microgrooves or oil spots}	B24B19/02	B24B19/02		130
B24B19/03	9	for grinding grooves in glass workpieces, e.g. decorative grooves	B24B19/03	B24B19/03		181
B24B19/04	9	for fluting drill shanks	B24B19/04	B24B19/04		145
B24B19/06	9	for grinding races, e.g. roller races	B24B19/06	B24B19/06		732
B24B19/08	8	for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section	B24B19/08	B24B19/08		250
B24B19/09	9	for grinding trochoidal surfaces, e.g. in rotor housings of Wankel engines	B24B19/09	B24B19/09		65
B24B19/095	10	{using templates}	B24B19/09	B24B19/09		21
B24B19/10	9	for grinding pistons	B24B19/10	B24B19/10		90
B24B19/11	9	for grinding the circumferential surface of rings, e.g. piston rings (grinding end faces B24B7/16, B24B7/17)	B24B19/11	B24B19/11		301
B24B19/12	9	for grinding cams or camshafts	B24B19/12	B24B19/12		638
B24B19/125	10	{electrically controlled, e.g. numerically controlled}	B24B19/12	B24B19/12		114
B24B19/14	8	for grinding turbine blades, propeller blades or the like (using grinding belts B24B21/16)	B24B19/14	B24B19/14		1001
B24B19/16	8	for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli (grinding bevels on diamonds or sapphires B24B9/16; polishing of needles B24B29/08)	B24B19/16	B24B19/16		811
B24B19/165	9	{Phonograph needles and the like}	B24B19/16	B24B19/16		155
B24B19/18	9	for grinding carding equipment, e.g. card-clothings (devices for sharpening card-clothings built in or attachable to carding machines D01G)	B24B19/18	B24B19/18		192
B24B19/20	8	for grinding dies (for grinding walls of very fine holes B24B5/48)	B24B19/20	B24B19/20		942
B24B19/22	8	characterised by a special design with respect to properties of the material of non-metallic articles to be ground	B24B19/22	B24B19/22		2083
B24B19/223	9	{of paper or similar sheet material, e.g. perforating, cutting by means of a grinding wheel}	B24B19/22	B24B19/22		63
B24B19/226	9	{of the ends of optical fibres}	B24B19/22	B24B19/22		591
B24B19/24	9	of wood, e.g. furniture	B24B19/24	B24B19/24		880
B24B19/26	8	for grinding workpieces with arcuate surfaces, e.g. parts of car bodies, bumpers or magnetic recording heads (grinding of spherical surfaces in general B24B11/00, of optical surfaces on lenses or surfaces of similar shape on other work B24B13/00)	B24B19/26	B24B19/26		676
B24B19/265	9	{for bumpers}	B24B19/26	B24B19/26		43
B24B19/28	9	for grinding shoes or linings of drum brakes (of brake drum hubs B24B5/06, of brake discs B24B7/17)	B24B19/28	B24B19/28		340
B24B21/00	7	Machines or devices using grinding or polishing belts (for sharpening cutting edges of tools B24B3/00; portable belt-grinding machines B24B23/06); Accessories therefor	B24B21/00	B24B21/00		1677
B24B21/002	8	{for grinding edges or bevels}	B24B21/00	B24B21/00		1333
B24B21/004	8	{using abrasive rolled strips}	B24B21/00	B24B21/00		413
B24B21/006	8	{for special purposes, e.g. for television tubes, car bumpers}	B24B21/00	B24B21/00		1043
B24B21/008	8	{Machines comprising two or more tools or having several working posts (B24B21/006 takes precedence)}	B24B21/00	B24B21/00		1272
B24B21/02	8	for grinding rotationally symmetrical surfaces	B24B21/02	B24B21/02		1307
B24B21/025	9	{for travelling elongated stock, e.g. wire}	B24B21/02	B24B21/02		162
B24B21/04	8	for grinding plane surfaces	B24B21/04	B24B21/04		1104
B24B21/06	9	involving members with limited contact area pressing the belt against the work, e.g. shoes sweeping across the whole area to be ground (B24B21/12 takes precedence)	B24B21/06	B24B21/06		204
B24B21/08	10	Pressure shoes; {Pressure members, e.g.} backing belts	B24B21/08	B24B21/08		325
B24B21/10	9	involving a rigid member, e.g. pressure bar, table, pressing or supporting the belt over substantially its whole span	B24B21/10	B24B21/10		252
B24B21/12	9	involving a contact wheel or roller pressing the belt against the work	B24B21/12	B24B21/12		487
B24B21/14	10	Contact wheels; Contact rollers; Belt supporting rolls	B24B21/14	B24B21/14		305
B24B21/16	8	for grinding other surfaces of particular shape (single purpose machines for grinding cams or camshafts B24B19/12)	B24B21/16	B24B21/16		731
B24B21/165	9	{for vanes or blades of turbines, propellers, impellers, compressors and the like}	B24B21/16	B24B21/16		205
B24B21/18	8	Accessories	B24B21/18	B24B21/18		4726
B24B21/20	9	for controlling or adjusting the tracking or the tension of the grinding belt	B24B21/20	B24B21/20		2227
B24B21/22	9	for producing a reciprocation of the grinding belt normal to its direction of movement	B24B21/22	B24B21/22		152
B24B23/00	7	Portable grinding machines, e.g. hand-guided; Accessories therefor (B24B7/18 takes precedence; for grinding seat surfaces B24B15/00; having a flexible shaft B24B27/027; grinders for cutting-off B24B27/08; dust extraction equipment B24B55/10; details or components, e.g. casings, bodies of portable power-driven tools not particularly related to the operation performed B25F5/00)	B24B23/00	B24B23/00		694
B24B23/005	8	{Auxiliary devices used in connection with portable grinding machines, e.g. holders}	B24B23/00	B24B23/00		966
B24B23/02	8	with rotating grinding tools; Accessories therefor	B24B23/02	B24B23/02		3436
B24B23/022	9	{Spindle-locking devices, e.g. for mounting or removing the tool}	B24B23/02	B24B23/02		430
B24B23/024	9	{driven by hands or feet}	B24B23/02	B24B23/02		224
B24B23/026	9	{Fluid driven}	B24B23/02	B24B23/02		378
B24B23/028	9	{Angle tools}	B24B23/02	B24B23/02		1389
B24B23/03	9	the tool being driven in a combined movement	B24B23/03	B24B23/03		492
B24B23/04	8	with oscillating grinding tools; Accessories therefor	B24B23/04	B24B23/04		1274
B24B23/043	9	{reciprocatingly driven by a pneumatic or hydraulic piston}	B24B23/04	B24B23/04		236
B24B23/046	9	{Clamping or tensioning means for abrasive sheets}	B24B23/04	B24B23/04		106
B24B23/06	8	with abrasive belts, e.g. with endless travelling belts; Accessories therefor	B24B23/06	B24B23/06		612
B24B23/08	8	Portable grinding machines designed for fastening on workpieces or other parts of particular section, e.g. for grinding commutators	B24B23/08	B24B23/08		636
B24B25/00	7	Grinding machines of universal type	B24B25/00	B24B25/00		297
B24B27/00	7	Other grinding machines or devices	B24B27/00	B24B27/00		2119
B24B27/0007	8	{Movable machines}	B24B27/00	B24B27/00		1720
B24B27/0015	8	{Hanging grinding machines}	B24B27/00	B24B27/00		915
B24B27/0023	8	{grinding machines with a plurality of working posts}	B24B27/00	B24B27/00		3833
B24B27/003	8	{using a tool turning around the work-piece}	B24B27/00	B24B27/00		239
B24B27/0038	8	{with the grinding tool mounted at the end of a set of bars}	B24B27/00	B24B27/00		337
B24B27/0046	8	{Column grinding machines}	B24B27/00	B24B27/00		706
B24B27/0053	8	{Radial grinding machines}	B24B27/00	B24B27/00		41
B24B27/0061	8	{having several tools on a revolving tools box}	B24B27/00	B24B27/00		215
B24B27/0069	8	{with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means (see also B24B27/0023, B24B7/16)}	B24B27/00	B24B27/00		3085
B24B27/0076	8	{grinding machines comprising two or more grinding tools}	B24B27/00	B24B27/00		14350
B24B27/0084	8	{the grinding wheel support being angularly adjustable}	B24B27/00	B24B27/00		1272
B24B27/0092	8	{Grinding attachments for lathes or the like}	B24B27/00	B24B27/00		2498
B24B27/02	8	Bench grinders	B24B27/02	B24B27/02		2997
B24B27/027	8	having a flexible shaft	B24B27/027	B24B27/027		130
B24B27/033	8	for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface	B24B27/033	B24B27/033		7863
B24B27/04	9	Grinding machines or devices in which the grinding tool is supported on a swinging arm	B24B27/04	B24B27/04		306
B24B27/06	8	Grinders for cutting-off	B24B27/06	B24B27/06		1502
B24B27/0608	9	{using a saw movable on slideways}	B24B27/06	B24B27/06		141
B24B27/0616	9	{using a tool turning around the workpiece}	B24B27/06	B24B27/06		105
B24B27/0625	9	{whereby the workpieces are radially fed by means of a turning drum}	B24B27/06	B24B27/06		8
B24B27/0633	9	{using a cutting wire}	B24B27/06	B24B27/06		656
B24B27/0641	9	{for grinding holes}	B24B27/06	B24B27/06		142
B24B27/065	9	{the saw being mounted on a pivoting arm}	B24B27/06	B24B27/06		188
B24B27/0658	9	{for cutting workpieces while they are turning about their longitudinal axis}	B24B27/06	B24B27/06		41
B24B27/0666	9	{the saw blade being arranged underneath a work-table}	B24B27/06	B24B27/06		27
B24B27/0675	9	{methods therefor}	B24B27/06	B24B27/06		252
B24B27/0683	9	{Accessories therefor}	B24B27/06	B24B27/06		851
B24B27/0691	10	{for controlling the feeding or return movement of the saw}	B24B27/06	B24B27/06		54
B24B27/08	9	being portable	B24B27/08	B24B27/08		433
B24B27/085	10	{Stands therefor}	B24B27/08	B24B27/08		75
B24B29/00	7	Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents (polishing tools in general B24D13/00)	B24B29/00	B24B29/00		1624
B24B29/005	8	{using brushes}	B24B29/00	B24B29/00		1482
B24B29/02	8	designed for particular workpieces	B24B29/02	B24B29/02		7434
B24B29/04	9	for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces	B24B29/04	B24B29/04		1639
B24B29/06	9	for elongated workpieces having uniform cross-section in one main direction	B24B29/06	B24B29/06		506
B24B29/08	10	the cross-section being circular, e.g. tubes, wires, needles	B24B29/08	B24B29/08		1341
B24B29/10	9	for table cutlery	B24B29/10	B24B29/10		20
B24B31/00	7	Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor (abrasive blasting machines B24C3/26)	B24B31/00	B24B31/00		563
B24B31/003	8	{whereby the workpieces are mounted on a holder and are immersed in the abrasive material}	B24B31/00	B24B31/00		616
B24B31/006	8	{for grinding the interior surfaces of hollow workpieces}	B24B31/00	B24B31/00		235
B24B31/02	8	involving rotary barrels	B24B31/02	B24B31/02		1105
B24B31/0206	9	{for descaling wires travelling through the rotating drum}	B24B31/02	B24B31/02		28
B24B31/0212	9	{the barrels being submitted to a composite rotary movement}	B24B31/02	B24B31/02		51
B24B31/0218	10	{the barrels are moving around two parallel axes, e.g. gyratory, planetary movement (B24B31/033 takes precedence)}	B24B31/02	B24B31/02		98
B24B31/0224	9	{the workpieces being fitted on a support}	B24B31/02	B24B31/02		147
B24B31/023	9	with tiltable axis	B24B31/023	B24B31/023		128
B24B31/027	9	with additional oscillating movement	B24B31/027	B24B31/027		98
B24B31/03	9	the workpieces being continuously-travelling	B24B31/03	B24B31/03		175
B24B31/033	9	having several rotating or tumbling drums with parallel axes	B24B31/033	B24B31/033		136
B24B31/037	9	having several rotating or tumbling drums with non-parallel axes {(B24B31/0212, B24B31/0218 take precedence)}	B24B31/037	B24B31/037		6
B24B31/05	8	involving a container formed as a conveyor belt	B24B31/05	B24B31/05		29
B24B31/06	8	involving oscillating or vibrating containers	B24B31/06	B24B31/06		887
B24B31/062	9	{the workpieces travelling through the containers (B24B31/067, B24B31/073 take precedence)}	B24B31/06	B24B31/06		111
B24B31/064	9	{the workpieces being fitted on a support}	B24B31/06	B24B31/06		201
B24B31/067	9	involving a bowl formed as a straight through	B24B31/067	B24B31/067		24
B24B31/073	9	involving a bowl being ring- or spiral-shaped	B24B31/073	B24B31/073		267
B24B31/10	8	involving other means for tumbling of work	B24B31/10	B24B31/10		1019
B24B31/102	9	{using an alternating magnetic field}	B24B31/10	B24B31/10		218
B24B31/104	9	involving a rotating bowl, in which a ring zone of abrasive powder is formed by centrifugal force	B24B31/104	B24B31/104		51
B24B31/108	9	involving a sectioned bowl, one part of which, e.g. its wall, is stationary and the other part of which is moved, e.g. rotated	B24B31/108	B24B31/108		144
B24B31/112	9	using magnetically consolidated grinding powder, moved relatively to the workpiece under the influence of pressure	B24B31/112	B24B31/112		293
B24B31/116	9	using plastically deformable grinding compound, moved relatively to the workpiece under the influence of pressure	B24B31/116	B24B31/116		412
B24B31/12	8	Accessories; Protective equipment or safety devices; Installations for exhaustion of dust or for sound absorption specially adapted for machines covered by group B24B31/00{(in general B24B55/00)}	B24B31/12	B24B31/12		2567
B24B31/14	9	Abrading-bodies specially designed for tumbling apparatus, e.g. abrading-balls	B24B31/14	B24B31/14		690
B24B31/16	9	Means for separating the workpiece from the abrasive medium at the end of operation	B24B31/16	B24B31/16		464
B24B33/00	7	Honing machines or devices; Accessories therefor	B24B33/00	B24B33/00		201
B24B33/02	8	designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes	B24B33/02	B24B33/02		969
B24B33/022	9	{Horizontal honing machines}	B24B33/02	B24B33/02		125
B24B33/025	9	{Internal surface of conical shape}	B24B33/02	B24B33/02		61
B24B33/027	9	{using an unexpandable tool}	B24B33/02	B24B33/02		77
B24B33/04	8	designed for working external surfaces of revolution	B24B33/04	B24B33/04		199
B24B33/05	8	designed for working grooves, e.g. in gun barrels	B24B33/05	B24B33/05		46
B24B33/055	8	designed for working plane surfaces	B24B33/055	B24B33/055		21
B24B33/06	8	with controlling or gauging equipment (gauging in general G01B; controlling in general G05)	B24B33/06	B24B33/06		332
B24B33/08	8	Honing tools {(for manufacturing gear teeth B23F21/03)}	B24B33/08	B24B33/08		910
B24B33/081	9	{for external surfaces}	B24B33/08	B24B33/08		142
B24B33/082	9	{having only one honing stone}	B24B33/08	B24B33/08		83
B24B33/083	9	{with different sets of honing stones}	B24B33/08	B24B33/08		151
B24B33/084	9	{having honing stones at the end of bars}	B24B33/08	B24B33/08		82
B24B33/085	9	{in which the honing element consists of a deformable body}	B24B33/08	B24B33/08		144
B24B33/086	9	{Abrading blocks for honing tools}	B24B33/08	B24B33/08		139
B24B33/087	9	{provided with measuring equipment}	B24B33/08	B24B33/08		76
B24B33/088	9	{for holes having a shape other than cylindrical}	B24B33/08	B24B33/08		54
B24B33/089	9	{with a rack-and-pinion mechanism for expanding the honing segments}	B24B33/08	B24B33/08		68
B24B33/10	8	Accessories	B24B33/10	B24B33/10		590
B24B33/105	9	{Honing spindles; Devices for expanding the honing elements (B24B33/04 takes precedence)}	B24B33/10	B24B33/10		199
B24B35/00	7	Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency	B24B35/00	B24B35/00		989
B24B35/005	8	{for making three-dimensional objects (by electroerosion B23H5/04)}	B24B35/00	B24B35/00		154
B24B37/00	7	Lapping machines or devices; Accessories (B24B3/00 takes precedence)	B24B37/00	B24B37/00		2343
B24B37/005	8	Control means for lapping machines or devices	B24B37/005	B24B37/005		2094
B24B37/0053	9	{detecting loss or breakage of a workpiece during lapping}	B24B37/005	B24B37/005		105
B24B37/0056	9	{taking regard of the pH-value of lapping agents}	B24B37/005	B24B37/005		137
B24B37/013	9	Devices or means for detecting lapping completion	B24B37/013	B24B37/013		1558
B24B37/015	9	Temperature control	B24B37/015	B24B37/015		452
B24B37/02	8	designed for working surfaces of revolution	B24B37/02	B24B37/02		600
B24B37/022	9	{characterised by the movement of the work between two lapping plates}	B24B37/02	B24B37/02		79
B24B37/025	9	designed for working spherical surfaces	B24B37/025	B24B37/025		286
B24B37/04	8	designed for working plane surfaces	B24B37/04	B24B37/04		3176
B24B37/042	9	{operating processes therefor}	B24B37/04	B24B37/04		2560
B24B37/044	10	{characterised by the composition of the lapping agent}	B24B37/04	B24B37/04		1252
B24B37/046	9	{using electric current}	B24B37/04	B24B37/04		175
B24B37/048	9	{of sliders and magnetic heads of hard disc drives or the like}	B24B37/04	B24B37/04		273
B24B37/07	9	characterised by the movement of the work or lapping tool	B24B37/07	B24B37/07		91
B24B37/08	10	for double side lapping	B24B37/08	B24B37/08		1336
B24B37/10	10	for single side lapping	B24B37/10	B24B37/10		1558
B24B37/102	11	{the workpieces or work carriers being able to rotate freely due to a frictional contact with the lapping tool}	B24B37/10	B24B37/10		240
B24B37/105	11	{the workpieces or work carriers being actively moved by a drive, e.g. in a combined rotary and translatory movement}	B24B37/10	B24B37/10		425
B24B37/107	12	{in a rotary movement only, about an axis being stationary during lapping}	B24B37/10	B24B37/10		464
B24B37/11	8	Lapping tools	B24B37/11	B24B37/11		1205
B24B37/12	9	Lapping plates for working plane surfaces	B24B37/12	B24B37/12		337
B24B37/14	10	characterised by the composition or properties of the plate materials	B24B37/14	B24B37/14		157
B24B37/16	10	characterised by the shape of the lapping plate surface, e.g. grooved	B24B37/16	B24B37/16		287
B24B37/20	9	Lapping pads for working plane surfaces	B24B37/20	B24B37/20		1195
B24B37/205	10	{provided with a window for inspecting the surface of the work being lapped}	B24B37/20	B24B37/20		428
B24B37/22	10	characterised by a multi-layered structure	B24B37/22	B24B37/22		711
B24B37/24	10	characterised by the composition or properties of the pad materials	B24B37/24	B24B37/24		1634
B24B37/245	11	{Pads with fixed abrasives}	B24B37/24	B24B37/24		359
B24B37/26	10	characterised by the shape of the lapping pad surface, e.g. grooved	B24B37/26	B24B37/26		1448
B24B37/27	8	Work carriers	B24B37/27	B24B37/27		1451
B24B37/28	9	for double side lapping of plane surfaces	B24B37/28	B24B37/28		441
B24B37/30	9	for single side lapping of plane surfaces	B24B37/30	B24B37/30		2519
B24B37/32	10	Retaining rings	B24B37/32	B24B37/32		1027
B24B37/34	8	Accessories	B24B37/34	B24B37/34		4157
B24B37/345	9	{Feeding, loading or unloading work specially adapted to lapping}	B24B37/34	B24B37/34		1273
B24B39/00	7	Burnishing machines or devices, i.e. requiring pressure members for compacting the surface zone (modifying the physical properties or structure of metal by burnishing C21D7/08, C22F1/00); Accessories therefor	B24B39/00	B24B39/00		348
B24B39/003	8	{the working tool being composed of a plurality of working rolls or balls}	B24B39/00	B24B39/00		72
B24B39/006	8	{Peening and tools therefor}	B24B39/00	B24B39/00		117
B24B39/02	8	designed for working internal surfaces of revolution	B24B39/02	B24B39/02		214
B24B39/023	9	{the working tool being composed of a plurality of working rolls or balls}	B24B39/02	B24B39/02		306
B24B39/026	9	{Impact burnishing}	B24B39/02	B24B39/02		54
B24B39/04	8	designed for working external surfaces of revolution	B24B39/04	B24B39/04		357
B24B39/045	9	{the working tool being composed of a plurality of working rolls or balls}	B24B39/04	B24B39/04		152
B24B39/06	8	designed for working plane surfaces	B24B39/06	B24B39/06		195
B24B39/065	9	{Graining of metal plates, e.g. printing or lithographic plates}	B24B39/06	B24B39/06		49
B24B41/00	7	Component parts such as frames, beds, carriages, headstocks	B24B41/00	B24B41/00		8369
B24B41/002	8	{Grinding heads}	B24B41/00	B24B41/00		1095
B24B41/005	8	{Feeding or manipulating devices specially adapted to grinding machines (feeding, loading or unloading work specially adapted to lapping machines B24B37/345)}	B24B41/00	B24B41/00		15197
B24B41/007	8	{Weight compensation; Temperature compensation; Vibration damping}	B24B41/00	B24B41/00		3662
B24B41/02	8	Frames; Beds; Carriages	B24B41/02	B24B41/02		19918
B24B41/04	8	Headstocks; Working-spindles; Features relating thereto	B24B41/04	B24B41/04		12885
B24B41/042	9	{Balancing mechanisms}	B24B41/04	B24B41/04		384
B24B41/044	9	{Grinding spindles with magnetic or electromagnetic bearings; Features related thereto (electric motors with magnetic bearings H02K7/09)}	B24B41/04	B24B41/04		61
B24B41/047	9	Grinding heads for working on plane surfaces	B24B41/047	B24B41/047		1233
B24B41/0475	10	{equipped with oscillating abrasive blocks, e.g. mounted on a rotating head}	B24B41/047	B24B41/047		163
B24B41/053	10	for grinding or polishing glass {(B24B41/0475 takes precedence)}	B24B41/053	B24B41/053		106
B24B41/06	8	Work supports, e.g. adjustable steadies (B24B37/27 takes precedence)	B24B41/06	B24B41/06		33874
B24B41/061	9	{axially supporting turning workpieces, e.g. magnetically, pneumatically}	B24B41/06	B24B41/06		1503
B24B41/062	10	{between centres; Dogs}	B24B41/06	B24B41/06		1329
B24B41/063	11	{Lubrication of centres}	B24B41/06	B24B41/06		33
B24B41/065	9	{Steady rests}	B24B41/06	B24B41/06		485
B24B41/066	9	{adapted for supporting work in the form of tools, e.g. drills}	B24B41/06	B24B41/06		822
B24B41/067	9	{radially supporting workpieces}	B24B41/06	B24B41/06		7241
B24B41/068	9	{Table-like supports for panels, sheets or the like}	B24B41/06	B24B41/06		1811
B24B45/00	7	Means for securing grinding wheels on rotary arbors (suppression of vibrations in systems F16F15/00; testing static or dynamic balancing of machines G01M1/00)	B24B45/00	B24B45/00		1331
B24B45/003	8	{Accessories therefor}	B24B45/00	B24B45/00		1394
B24B45/006	8	{Quick mount and release means for disc-like wheels, e.g. on power tools}	B24B45/00	B24B45/00		1438
B24B47/00	7	Drives or gearings; Equipment therefor	B24B47/00	B24B47/00		3875
B24B47/02	8	for performing a reciprocating movement of carriages or work- tables	B24B47/02	B24B47/02		297
B24B47/04	9	by mechanical gearing only	B24B47/04	B24B47/04		4813
B24B47/06	9	by liquid or gas pressure only	B24B47/06	B24B47/06		2630
B24B47/08	9	by mechanical gearing combined with fluid systems	B24B47/08	B24B47/08		480
B24B47/10	8	for rotating or reciprocating working-spindles carrying grinding wheels or workpieces	B24B47/10	B24B47/10		657
B24B47/12	9	by mechanical gearing or electric power (B24B47/16 takes precedence)	B24B47/12	B24B47/12		23097
B24B47/14	9	by liquid or gas pressure (B24B47/16 takes precedence)	B24B47/14	B24B47/14		1551
B24B47/16	9	performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed	B24B47/16	B24B47/16		2625
B24B47/18	9	for rotating the spindle at a speed adaptable to wear of the grinding wheel	B24B47/18	B24B47/18		176
B24B47/20	8	relating to feed movement	B24B47/20	B24B47/20		6552
B24B47/203	9	{driven by hand}	B24B47/20	B24B47/20		213
B24B47/206	9	{for centreless grinding machines; for machines comprising work supports, e.g. steady rests}	B24B47/20	B24B47/20		97
B24B47/22	8	Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation	B24B47/22	B24B47/22		12397
B24B47/225	9	{for bevelling optical work, e.g. lenses}	B24B47/22	B24B47/22		175
B24B47/25	8	for compensating grinding wheel abrasion resulting from dressing	B24B47/25	B24B47/25		77
B24B47/26	8	Accessories, e.g. stops	B24B47/26	B24B47/26		458
B24B47/28	8	Equipment for preventing backlash	B24B47/28	B24B47/28		150
B24B49/00	7	Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation (B24B33/06, B24B37/005 take precedence; if applicable to other machine tools, B23Q15/00 - B23Q17/00 take precedence)	B24B49/00	B24B49/00		4793
B24B49/003	8	{involving acoustic means}	B24B49/00	B24B49/00		395
B24B49/006	8	{taking regard of the speed}	B24B49/00	B24B49/00		1032
B24B49/02	8	according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent (B24B49/12 takes precedence)	B24B49/02	B24B49/02		1437
B24B49/03	9	according to the final size of the previously ground workpiece	B24B49/03	B24B49/03		158
B24B49/04	9	involving measurement of the workpiece at the place of grinding during grinding operation	B24B49/04	B24B49/04		1512
B24B49/045	10	{Specially adapted gauging instruments}	B24B49/04	B24B49/04		589
B24B49/05	10	including the measurement of a first workpiece already machined and of another workpiece being machined and to be matched with the first one	B24B49/05	B24B49/05		32
B24B49/06	9	requiring comparison of the workpiece with standard gauging plugs, rings or the like	B24B49/06	B24B49/06		65
B24B49/08	8	involving liquid or pneumatic means	B24B49/08	B24B49/08		228
B24B49/10	8	involving electrical means (B24B49/02, B24B49/08 take precedence)	B24B49/10	B24B49/10		1202
B24B49/105	9	{using eddy currents}	B24B49/10	B24B49/10		329
B24B49/12	8	involving optical means	B24B49/12	B24B49/12		5289
B24B49/14	8	taking regard of the temperature during grinding	B24B49/14	B24B49/14		717
B24B49/16	8	taking regard of the load	B24B49/16	B24B49/16		2270
B24B49/165	9	{for grinding tyres}	B24B49/16	B24B49/16		592
B24B49/18	8	taking regard of the presence of dressing tools	B24B49/18	B24B49/18		452
B24B49/183	9	{Wear compensation without the presence of dressing tools}	B24B49/18	B24B49/18		144
B24B49/186	9	{taking regard of the wear of the dressing tools}	B24B49/18	B24B49/18		74
B24B51/00	7	Arrangements for automatic control of a series of individual steps in grinding a workpiece (if applicable to other machine tools, G05B takes precedence)	B24B51/00	B24B51/00		5131
B24B53/00	7	Devices or means for dressing or conditioning abrasive surfaces (compensation for grinding wheel abrasion resulting from dressing B24B47/25)	B24B53/00	B24B53/00		616
B24B53/001	8	{involving the use of electric current}	B24B53/00	B24B53/00		211
B24B53/003	8	{using at least two conditioning tools}	B24B53/00	B24B53/00		105
B24B53/005	8	{Positioning devices for conditioning tools}	B24B53/00	B24B53/00		106
B24B53/007	8	Cleaning of grinding wheels	B24B53/007	B24B53/007		573
B24B53/013	8	Application of loose grinding agent as auxiliary tool during truing operation	B24B53/013	B24B53/013		51
B24B53/017	8	Devices or means for dressing, cleaning or otherwise conditioning lapping tools	B24B53/017	B24B53/017		2598
B24B53/02	8	of plane surfaces on abrasive tools (B24B53/017 takes precedence)	B24B53/02	B24B53/02		309
B24B53/04	8	of cylindrical or conical surfaces on abrasive tools or wheels (B24B53/017 takes precedence)	B24B53/04	B24B53/04		471
B24B53/047	9	equipped with one or more diamonds	B24B53/047	B24B53/047		90
B24B53/053	9	using a rotary dressing tool	B24B53/053	B24B53/053		228
B24B53/06	8	of profiled abrasive wheels	B24B53/06	B24B53/06		660
B24B53/062	9	{using rotary dressing tools (B24B53/07 takes precedence)}	B24B53/06	B24B53/06		223
B24B53/065	9	having other than straight profiles, e.g. crowned (B24B53/07 takes precedence)	B24B53/065	B24B53/065		272
B24B53/07	9	by means of forming tools having a shape complementary to that to be produced, e.g. blocks, profile rolls	B24B53/07	B24B53/07		471
B24B53/075	9	for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms (B24B53/07 takes precedence)	B24B53/075	B24B53/075		466
B24B53/08	9	controlled by information means, e.g. patterns, templets, punched tapes or the like	B24B53/08	B24B53/08		163
B24B53/081	10	{by means of a template}	B24B53/08	B24B53/08		489
B24B53/082	11	{for tools having a screw-thread profile}	B24B53/08	B24B53/08		11
B24B53/083	10	{for tools having a screw-thread profile (B24B53/081 takes precedence)}	B24B53/08	B24B53/08		81
B24B53/085	10	for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms {(B24B53/082, B24B53/083, B24B53/09 take precedence)}	B24B53/085	B24B53/085		147
B24B53/09	10	having transfer elements formed as pantograph mechanism	B24B53/09	B24B53/09		9
B24B53/095	8	Cooling or lubricating during dressing operation (cooling the grinding surfaces B24B55/02)	B24B53/095	B24B53/095		107
B24B53/10	8	of travelling flexible backings coated with abrasives; Cleaning of abrasive belts	B24B53/10	B24B53/10		210
B24B53/12	8	Dressing tools; Holders therefor	B24B53/12	B24B53/12		1697
B24B53/14	9	Dressing tools equipped with rotary rollers or cutters; Holders therefor	B24B53/14	B24B53/14		660
B24B55/00	7	Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition (of general applicability for machine tools B23Q11/00; in general F16P)	B24B55/00	B24B55/00		10397
B24B55/02	8	Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant (cooling or lubricating during dressing operation B24B53/095; incorporated in grinding wheels B24D)	B24B55/02	B24B55/02		5912
B24B55/03	9	designed as a complete equipment for feeding or clarifying coolant	B24B55/03	B24B55/03		2254
B24B55/04	8	Protective covers for the grinding wheel	B24B55/04	B24B55/04		2375
B24B55/045	9	{with cooling means incorporated}	B24B55/04	B24B55/04		153
B24B55/05	9	specially designed for portable grinding machines	B24B55/05	B24B55/05		172
B24B55/052	10	{with rotating tools}	B24B55/05	B24B55/05		742
B24B55/055	10	{with oscillating tools}	B24B55/05	B24B55/05		21
B24B55/057	10	{with belt-like tools}	B24B55/05	B24B55/05		22
B24B55/06	8	Dust extraction equipment on grinding or polishing machines (B24B31/12 takes precedence)	B24B55/06	B24B55/06		19660
B24B55/08	9	specially designed for belt grinding machines	B24B55/08	B24B55/08		911
B24B55/10	9	specially designed for portable grinding machines, e.g. hand-guided	B24B55/10	B24B55/10		648
B24B55/102	10	{with rotating tools}	B24B55/10	B24B55/10		1434
B24B55/105	10	{with oscillating tools}	B24B55/10	B24B55/10		154
B24B55/107	10	{with belt-like tools}	B24B55/10	B24B55/10		80
B24B55/12	8	Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like	B24B55/12	B24B55/12		8064
B24B57/00	7	Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents (for abrasive blasting B24C1/00, B24C7/00)	B24B57/00	B24B57/00		1262
B24B57/02	8	for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents	B24B57/02	B24B57/02		5185
B24B57/04	8	for feeding of solid grinding, polishing or lapping agents	B24B57/04	B24B57/04		492
