B23G1/00	7	Thread cutting; Automatic machines specially designed therefor	B23G1/00	B23G1/00		471
B23G1/02	8	on an external or internal cylindrical or conical surface, e.g. on recesses (B23G1/16, B23G1/22, B23G1/32, B23G1/36 take precedence)	B23G1/02	B23G1/02		658
B23G1/04	9	Machines with one working-spindle	B23G1/04	B23G1/04		765
B23G1/06	10	specially adapted for making conical screws, e.g. wood-screws	B23G1/06	B23G1/06		113
B23G1/08	9	Machines with a plurality of working spindles	B23G1/08	B23G1/08		88
B23G1/10	10	specially adapted for making conical screws, e.g. wood-screws	B23G1/10	B23G1/10		12
B23G1/12	9	Machines with a toothed cutter in the shape of a spur-gear or the like which is rotated to generate the thread profile as the work rotates	B23G1/12	B23G1/12		75
B23G1/14	10	specially adapted for making conical screws, e.g. wood-screws	B23G1/14	B23G1/14		3
B23G1/16	8	in holes of workpieces by taps (B23G1/26, B23G1/32, B23G1/36 take precedence)	B23G1/16	B23G1/16		943
B23G1/18	9	Machines with one working spindle	B23G1/18	B23G1/18		725
B23G1/185	10	{specially adapted for making nuts}	B23G1/18	B23G1/18		370
B23G1/20	9	Machines with a plurality of working spindles	B23G1/20	B23G1/20		371
B23G1/205	10	{specially adapted for making nuts}	B23G1/20	B23G1/20		103
B23G1/22	8	Machines specially designed for operating on pipes or tubes	B23G1/22	B23G1/22		1036
B23G1/225	9	{automatically controlled}	B23G1/22	B23G1/22		74
B23G1/24	9	portable	B23G1/24	B23G1/24		76
B23G1/26	8	Manually-operated thread-cutting devices (features of the threading tool per seB23G5/00)	B23G1/26	B23G1/26		73
B23G1/261	9	{Die and tap wrenches (lubricating and cooling devices therefor B23G5/005; B23G1/265 takes precedence)}	B23G1/26	B23G1/26		214
B23G1/262	10	{Tap wrenches having a V slot (B23G1/264 takes precedence)}	B23G1/26	B23G1/26		51
B23G1/263	10	{Die wrenches having a cylindrical opening and a clamping screw}	B23G1/26	B23G1/26		48
B23G1/264	11	{comprising tap wrench features with a V slot}	B23G1/26	B23G1/26		9
B23G1/265	9	{Die and tap wrenches with a guiding part (lubricating and cooling devices therefor B23G5/005)}	B23G1/26	B23G1/26		53
B23G1/266	10	{Tap wrenches having a V slot (B23G1/268 takes precedence)}	B23G1/26	B23G1/26		4
B23G1/267	10	{Die wrenches having a cylindrical opening and a clamping screw}	B23G1/26	B23G1/26		28
B23G1/268	11	{comprising tap wrench features with a V slot}	B23G1/26	B23G1/26		
B23G1/28	9	with means for adjusting the threading tool	B23G1/28	B23G1/28		39
B23G1/30	9	without means for adjusting the threading tool, e.g. with die-stocks (tap wrenches B25B)	B23G1/30	B23G1/30		28
B23G1/32	8	by milling	B23G1/32	B23G1/32		674
B23G1/34	9	with a cutting bit moving in a closed path arranged eccentrically with respect to the axis of the rotating workpieces	B23G1/34	B23G1/34		103
B23G1/36	8	by grinding	B23G1/36	B23G1/36		237
B23G1/38	9	with grinding discs guided along the workpiece in accordance with the pitch of the required thread	B23G1/38	B23G1/38		53
B23G1/40	9	with grinding discs guided radially to the workpiece	B23G1/40	B23G1/40		13
B23G1/42	8	Centreless grinding	B23G1/42	B23G1/42		2
B23G1/44	8	Equipment or accessories specially designed for machines or devices for thread cutting	B23G1/44	B23G1/44		2186
B23G1/46	9	for holding the threading tools {(B23B31/083 takes precedence)}	B23G1/46	B23G1/46		685
B23G1/465	10	{comprising arrangements for reversing the rotation of the tool}	B23G1/46	B23G1/46		139
B23G1/48	9	for guiding the threading tools	B23G1/48	B23G1/48		296
B23G1/50	9	for cutting thread by successive operations	B23G1/50	B23G1/50		30
B23G1/52	9	for operating on pipes or tubes	B23G1/52	B23G1/52		229
B23G3/00	7	Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working spindle	B23G3/00	B23G3/00		184
B23G3/005	8	{for enabling presses to be used for thread cutting}	B23G3/00	B23G3/00		84
B23G3/02	8	for withdrawing or resetting the threading tool	B23G3/02	B23G3/02		44
B23G3/04	9	for repeatedly setting the threading tool in a predetermined working position	B23G3/04	B23G3/04		85
B23G3/06	8	for compensating inaccuracies in the pitch of the lead-screw	B23G3/06	B23G3/06		5
B23G3/08	8	for advancing or controlling the threading tool or the work by templates, cams, or the like	B23G3/08	B23G3/08		58
B23G3/10	9	for cutting thread of variable pitch	B23G3/10	B23G3/10		7
B23G3/12	9	for using several adjacently-arranged threading tools, e.g. using several chasers	B23G3/12	B23G3/12		11
B23G3/14	9	for cutting thread of conical shape	B23G3/14	B23G3/14		7
B23G5/00	7	Thread-cutting tools; Die-heads	B23G5/00	B23G5/00		297
B23G5/005	8	{with lubrication or cooling devices}	B23G5/00	B23G5/00		163
B23G5/02	8	without means for adjustment	B23G5/02	B23G5/02		39
B23G5/04	9	Dies	B23G5/04	B23G5/04		523
B23G5/043	10	{with guiding means}	B23G5/04	B23G5/04		30
B23G5/046	10	{for conical thread}	B23G5/04	B23G5/04		4
B23G5/06	9	Taps (chucks therefor B23B31/00)	B23G5/06	B23G5/06		1030
B23G5/062	10	{with a guiding means part}	B23G5/06	B23G5/06		78
B23G5/064	10	{with weakened shank portion}	B23G5/06	B23G5/06		49
B23G5/066	10	{with stops}	B23G5/06	B23G5/06		5
B23G5/068	10	{with means for removing the broken tap}	B23G5/06	B23G5/06		17
B23G5/08	8	with means for adjustment	B23G5/08	B23G5/08		336
B23G5/083	9	{Adjustable dies}	B23G5/08	B23G5/08		84
B23G5/086	10	{with guiding means}	B23G5/08	B23G5/08		11
B23G5/10	9	Die-heads	B23G5/10	B23G5/10		353
B23G5/103	10	{with guiding means}	B23G5/10	B23G5/10		6
B23G5/106	10	{Collet-type die-heads}	B23G5/10	B23G5/10		44
B23G5/12	10	self-releasing	B23G5/12	B23G5/12		684
B23G5/14	9	Tapping-heads	B23G5/14	B23G5/14		261
B23G5/16	10	self-releasing	B23G5/16	B23G5/16		18
B23G5/18	8	Milling cutters	B23G5/18	B23G5/18		224
B23G5/182	9	{combined with other tools}	B23G5/18	B23G5/18		42
B23G5/184	10	{combined with drills (B23G5/188 takes precedence)}	B23G5/18	B23G5/18		35
B23G5/186	10	{combined with chamfering tools}	B23G5/18	B23G5/18		13
B23G5/188	11	{and with drills}	B23G5/18	B23G5/18		24
B23G5/20	8	combined with other tools, e.g. drills {(B23G5/182 takes precedence; screws which drill and tap F16B25/00)}	B23G5/20	B23G5/20		220
B23G7/00	7	Forming thread by means of tools similar both in form and in manner of use to thread-cutting tools, but without removing any material (features of machines or devices not specially adapted to the particular mode of forming the thread B23G1/00)	B23G7/00	B23G7/00		450
B23G7/02	8	Tools for this purpose	B23G7/02	B23G7/02		218
B23G9/00	7	Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread	B23G9/00	B23G9/00		302
B23G9/001	8	{Working screws}	B23G9/00	B23G9/00		142
B23G9/002	9	{Slotting screw heads or shanks}	B23G9/00	B23G9/00		268
B23G9/003	9	{Deburring screws}	B23G9/00	B23G9/00		69
B23G9/004	9	{Finishing screws (B23G9/003 takes precedence)}	B23G9/00	B23G9/00		80
B23G9/005	8	{Working nuts}	B23G9/00	B23G9/00		106
B23G9/006	9	{Slotting nuts}	B23G9/00	B23G9/00		88
B23G9/007	9	{Deburring nuts}	B23G9/00	B23G9/00		17
B23G9/008	9	{Finishing nuts (B23G9/007 takes precedence)}	B23G9/00	B23G9/00		17
B23G9/009	8	{Thread cleaning or repairing}	B23G9/00	B23G9/00		336
B23G11/00	7	Feeding or discharging mechanisms combined with, or arranged in, or specially adapted for use in connection with, thread-cutting machines (for machines tools in general B23Q)	B23G11/00	B23G11/00		892
B23G2200/00	7	Details of threading tools	CPCONLY	B23G2200/00		29
B23G2200/02	8	Tools in which the shank and the cutting part are made from different materials or from separate components	CPCONLY	B23G2200/02		31
B23G2200/04	8	Tools with negative cutting angles	CPCONLY	B23G2200/04		10
B23G2200/06	8	Connections between parts of threading tools	CPCONLY	B23G2200/06		23
B23G2200/062	9	Brazed connections	CPCONLY	B23G2200/062		8
B23G2200/065	9	Glued connections	CPCONLY	B23G2200/065		3
B23G2200/067	9	Welded connections	CPCONLY	B23G2200/067		9
B23G2200/08	8	Threading tools with adjustable elements	CPCONLY	B23G2200/08		42
B23G2200/10	8	Threading tools comprising cutting inserts	CPCONLY	B23G2200/10		104
B23G2200/12	8	Threading tools comprising inserts for thread forming	CPCONLY	B23G2200/12		19
B23G2200/14	8	Multifunctional threading tools	CPCONLY	B23G2200/14		6
B23G2200/141	9	Tools comprising means for deburring	CPCONLY	B23G2200/141		13
B23G2200/142	9	Tools comprising means for forming threads by deformation	CPCONLY	B23G2200/142		4
B23G2200/143	9	Tools comprising means for drilling	CPCONLY	B23G2200/143		88
B23G2200/144	9	Tools comprising a die	CPCONLY	B23G2200/144		5
B23G2200/145	9	Tools comprising means for milling features other than the thread	CPCONLY	B23G2200/145		3
B23G2200/146	9	Tools comprising a tap	CPCONLY	B23G2200/146		103
B23G2200/147	9	Tools comprising means for reaming	CPCONLY	B23G2200/147		9
B23G2200/148	9	Tools having means for countersinking	CPCONLY	B23G2200/148		35
B23G2200/16	8	Tools with cutting edges spaced unequally around the circumference	CPCONLY	B23G2200/16		11
B23G2200/18	8	Tools rotatable in both directions	CPCONLY	B23G2200/18		8
B23G2200/20	8	Tools having a brush	CPCONLY	B23G2200/20		8
B23G2200/22	8	Tools having an end cap, e.g. for the distribution of cutting fluid	CPCONLY	B23G2200/22		3
B23G2200/24	8	Chip breakers	CPCONLY	B23G2200/24		11
B23G2200/26	8	Coatings of tools	CPCONLY	B23G2200/26		34
B23G2200/28	8	Threading tools having a conical form	CPCONLY	B23G2200/28		15
B23G2200/30	8	Cutting edges that are rounded in the cross-sectional view of the cutting edge	CPCONLY	B23G2200/30		6
B23G2200/32	8	Tools having a decreasing diameter in the direction of the shank from the tip	CPCONLY	B23G2200/32		6
B23G2200/34	8	Tools having an increasing diameter in the direction of the shank from the tip (B23G2200/28 takes precedence)	CPCONLY	B23G2200/34		28
B23G2200/36	8	Tools having provision to produce threads of more than one type or size	CPCONLY	B23G2200/36		20
B23G2200/38	8	Tools with shanks having a working end at each end of the shank	CPCONLY	B23G2200/38		7
B23G2200/40	8	Tools with variable or different helix angles	CPCONLY	B23G2200/40		9
B23G2200/42	8	Hollow tools	CPCONLY	B23G2200/42		8
B23G2200/44	8	Taps with more than one threading section, the threading sections being axially spaced from one another	CPCONLY	B23G2200/44		37
B23G2200/46	8	Tools having a section of polygonal form, e.g. for the transmission of torque	CPCONLY	B23G2200/46		23
B23G2200/48	8	Spiral grooves, i.e. spiral flutes	CPCONLY	B23G2200/48		69
B23G2200/50	8	Tools in which the pitch of the teeth is a multiple of the pitch of the thread being produced	CPCONLY	B23G2200/50		14
B23G2210/00	7	Details of threads produced	CPCONLY	B23G2210/00		6
B23G2210/04	8	Internal threads	CPCONLY	B23G2210/04		279
B23G2210/08	8	External threads	CPCONLY	B23G2210/08		117
B23G2210/12	8	Threads having a large diameter	CPCONLY	B23G2210/12		41
B23G2210/16	8	Multiple start threads	CPCONLY	B23G2210/16		18
B23G2210/21	8	Threads in nuts	CPCONLY	B23G2210/21		53
B23G2210/24	8	Threads having a variable pitch	CPCONLY	B23G2210/24		8
B23G2210/28	8	Threads having a rounded profile	CPCONLY	B23G2210/28		6
B23G2210/36	8	Threads having a square profile	CPCONLY	B23G2210/36		16
B23G2210/41	8	Threads having a stepped profile	CPCONLY	B23G2210/41		3
B23G2210/44	8	Threads having a trapezoidal profile	CPCONLY	B23G2210/44		11
B23G2210/48	8	Threads having a special form or profile not otherwise provided for	CPCONLY	B23G2210/48		23
B23G2225/00	7	Materials of threading tools, workpieces or other structural elements	CPCONLY	B23G2225/00		7
B23G2225/04	8	Cubic boron nitride	CPCONLY	B23G2225/04		3
B23G2225/08	8	Cermets	CPCONLY	B23G2225/08		7
B23G2225/12	8	Chromium	CPCONLY	B23G2225/12		2
B23G2225/16	8	Diamond	CPCONLY	B23G2225/16		9
B23G2225/165	9	Polycrystalline diamond	CPCONLY	B23G2225/165		11
B23G2225/24	8	Elastomers, e.g. rubber	CPCONLY	B23G2225/24		5
B23G2225/28	8	Hard metal, i.e. cemented carbides	CPCONLY	B23G2225/28		41
B23G2225/32	8	High speed steel	CPCONLY	B23G2225/32		19
B23G2225/36	8	Molybdenum disulphide	CPCONLY	B23G2225/36		2
B23G2225/40	8	Plastics not otherwise provided for	CPCONLY	B23G2225/40		10
B23G2225/44	8	Titanium	CPCONLY	B23G2225/44		8
B23G2225/48	8	Titanium aluminium nitride (TiAlN)	CPCONLY	B23G2225/48		3
B23G2225/52	8	Titanium carbide	CPCONLY	B23G2225/52		7
B23G2225/56	8	Titanium carbide nitride (TiCN)	CPCONLY	B23G2225/56		9
B23G2225/60	8	Titanium nitride	CPCONLY	B23G2225/60		11
B23G2240/00	7	Details of equipment for threading other than threading tools, details of the threading process	CPCONLY	B23G2240/00		21
B23G2240/04	8	Compensation of centrifugal force	CPCONLY	B23G2240/04		11
B23G2240/08	8	Evacuation of chips or fines	CPCONLY	B23G2240/08		79
B23G2240/12	8	Means for cooling or lubrication	CPCONLY	B23G2240/12		114
B23G2240/16	8	Equipment for producing threaded component with a rotating disc to hold the components	CPCONLY	B23G2240/16		5
B23G2240/20	8	Guiding devices with a pin affixable in a drilling chuck and with free rotation of the threading tool holder with respect to the pin	CPCONLY	B23G2240/20		10
B23G2240/24	8	Guides for threading tools having a V-groove for location on cylindrical workpieces	CPCONLY	B23G2240/24		9
B23G2240/28	8	Indication scales	CPCONLY	B23G2240/28		22
B23G2240/32	8	Threading devices designed to be mounted in the tailstock of a lathe	CPCONLY	B23G2240/32		18
B23G2240/36	8	Methods of threading not otherwise provided for	CPCONLY	B23G2240/36		54
B23G2240/40	8	Threading equipment having an integrally incorporated driving motor	CPCONLY	B23G2240/40		42
B23G2240/44	8	Tap or die wrenches with multiple locations for holding threading tools, e.g. for holding threading tools of different sizes	CPCONLY	B23G2240/44		20
B23G2240/48	8	Protective sleeves for taps	CPCONLY	B23G2240/48		9
B23G2240/52	8	Sensors	CPCONLY	B23G2240/52		66
B23G2240/56	8	Producing or refurbishing threads for spark plugs or glow plugs	CPCONLY	B23G2240/56		12
B23G2240/60	8	Thread whirling, i.e. production of a thread by means of an annular tool rotating about an axis not coincident with the axis of the thread being produced	CPCONLY	B23G2240/60		45
