E02F1/00	7	General working methods with dredgers or soil-shifting machines (methods for making embankments E02D17/18; methods for mining E21C)	E02F1/00	E02F1/00		356
E02F3/00	7	Dredgers; Soil-shifting machines (for special purposes E02F5/00; other machines or apparatus for mining E21C; tunnelling E21D)	E02F3/00	E02F3/00		98
E02F3/02	8	hand-operated {; handheld soil shifting equipment acting by sucking E02F3/8891(spades or rakes for agriculture or gardening purposes A01B)}	E02F3/02	E02F3/02		353
E02F3/04	8	mechanically-driven	E02F3/04	E02F3/04		295
E02F3/045	9	{with oscillating digging tools, e.g. oscillating spades}	E02F3/04	E02F3/04		47
E02F3/06	9	with digging screws {(earth drilling E21; for digging trenches or ditches E02F5/04)}	E02F3/06	E02F3/06		486
E02F3/08	9	with digging elements on an endless chain (conveyors B65G)	E02F3/08	E02F3/08		724
E02F3/081	10	{mounted on floating substructures (floating substructures per seE02F9/06)}	E02F3/08	E02F3/08		249
E02F3/082	10	{including a belt-type conveyor for transporting the excavated material}	E02F3/08	E02F3/08		85
E02F3/083	10	{including a screw-type conveyor for transporting the excavated material}	E02F3/08	E02F3/08		80
E02F3/085	10	{with auxiliary or additional digging elements other than digging elements on an endless chain}	E02F3/08	E02F3/08		139
E02F3/086	10	{vertically shiftable relative to the frame}	E02F3/08	E02F3/08		196
E02F3/087	10	{with digging unit working in a plane inclined to the direction of travel}	E02F3/08	E02F3/08		129
E02F3/088	10	{pivotable relative to the frame}	E02F3/08	E02F3/08		64
E02F3/10	10	with tools that only loosen the material {, i.e. with cutter-type chains}	E02F3/10	E02F3/10		495
E02F3/12	10	Component parts {, e.g. bucket troughs}	E02F3/12	E02F3/12		170
E02F3/14	11	Buckets; Chains; Guides for buckets or chains; Drives for chains	E02F3/14	E02F3/14		76
E02F3/141	12	{buckets}	E02F3/14	E02F3/14		210
E02F3/142	12	{tools mounted on buckets or chains which loosen the soil, e.g. cutting wheels, or the like (teeth per seE02F9/28)}	E02F3/14	E02F3/14		174
E02F3/143	12	{chains; chain links; scraper chains (chains or chain guides E21C25/28)}	E02F3/14	E02F3/14		179
E02F3/144	12	{emptying or cleaning the buckets, e.g. in combination with spoil removing equipment}	E02F3/14	E02F3/14		132
E02F3/145	12	{drives}	E02F3/14	E02F3/14		182
E02F3/146	12	{guides for chains or buckets, e.g. for buckets movable relative to chains (chains or chain guides E21C25/28)}	E02F3/14	E02F3/14		178
E02F3/147	12	{arrangements for the co-operation between buckets or buckets and wheels}	E02F3/14	E02F3/14		34
E02F3/148	12	{wheels, sprokets}	E02F3/14	E02F3/14		36
E02F3/16	11	Safety or control devices (safety devices in general F16P; controlling in general G05)	E02F3/16	E02F3/16		68
E02F3/18	9	with digging wheels turning round an axis {, e.g. bucket-type wheels (for digging trenches E02F5/08; for laying cables underwater E02F5/109; cutting machines E21C25/00; methods or apparatus for making tunnels or galleries E21D9/00)}	E02F3/18	E02F3/18		738
E02F3/181	10	{including a conveyor}	E02F3/18	E02F3/18		497
E02F3/183	10	{with digging unit shiftable relative to the frame}	E02F3/18	E02F3/18		185
E02F3/185	10	{with digging unit mounted in a plane which is inclined to the direction of travel; with tools digging laterally with respect to the frame}	E02F3/18	E02F3/18		79
E02F3/186	10	{with the axis being substantially parallel to the direction of travel}	E02F3/18	E02F3/18		137
E02F3/188	10	{with the axis being horizontal and transverse to the direction of travel}	E02F3/18	E02F3/18		460
E02F3/20	10	with tools that only loosen the material {, i.e. mill-type wheels}	E02F3/20	E02F3/20		918
E02F3/205	11	{with a pair of digging wheels, e.g. slotting machines (implements for making foundation slots with definition of the walls or foundations E02D17/13; bulkheads or similar walls made solely of concrete in situE02D5/18; with a pair of buckets E02F3/475)}	E02F3/20	E02F3/20		343
E02F3/22	10	Component parts	E02F3/22	E02F3/22		197
E02F3/24	11	Digging wheels; Digging elements of wheels; Drives for wheels	E02F3/24	E02F3/24		171
E02F3/241	12	{digging wheels}	E02F3/24	E02F3/24		459
E02F3/243	12	{wheels rotatable in both directions}	E02F3/24	E02F3/24		58
E02F3/245	12	{with digging elements mounted movable relative to the wheel}	E02F3/24	E02F3/24		77
E02F3/246	12	{drives}	E02F3/24	E02F3/24		363
E02F3/248	12	{Cleaning the wheels or emptying the digging elements mounted on the wheels, e.g. in combination with spoil removing equipment}	E02F3/24	E02F3/24		202
E02F3/26	11	Safety or control devices (safety devices in general F16P; controlling in general G05B)	E02F3/26	E02F3/26		205
E02F3/28	9	with digging tools mounted on a dipper- or bucket-arm {, i.e. there is either one arm or a pair of arms}, e.g. dippers, buckets	E02F3/28	E02F3/28		875
E02F3/283	10	{with a single arm pivoted directly on the chassis (linkage mechanism for it E02F3/3405)}	E02F3/28	E02F3/28		453
E02F3/286	11	{telescopic or slidable (fork-lift trucks with a telescopic boom B66F9/0655)}	E02F3/28	E02F3/28		273
E02F3/30	10	with a dipper-arm pivoted on a cantilever beam {, i.e. boom}	E02F3/30	E02F3/30		912
E02F3/301	11	{with more than two arms (boom included), e.g. two-part boom with additional dipper-arm}	E02F3/30	E02F3/30		384
E02F3/302	11	{with an additional link}	E02F3/30	E02F3/30		149
E02F3/303	11	{with the dipper-arm or boom rotatable about its longitudinal axis}	E02F3/30	E02F3/30		119
E02F3/304	11	{with the dipper-arm slidably mounted on the boom (E02F3/305 takes precedence)}	E02F3/30	E02F3/30		510
E02F3/305	11	{with the dipper-arm slidably mounted on the boom and the boom slidably mounted on the frame}	E02F3/30	E02F3/30		19
E02F3/306	11	{with telescopic dipper-arm or boom}	E02F3/30	E02F3/30		262
E02F3/307	11	{the boom and the dipper-arm being connected so as to permit relative movement in more than one plane}	E02F3/30	E02F3/30		160
E02F3/308	11	{working outwardly}	E02F3/30	E02F3/30		541
E02F3/32	11	working downwardly and towards the machine, e.g. with backhoes	E02F3/32	E02F3/32		1987
E02F3/325	12	{Backhoes of the miniature type}	E02F3/32	E02F3/32		648
E02F3/34	10	with bucket-arms {, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms (with a single arm E02F3/283)} directly pivoted on the frames of tractors or self-propelled machines	E02F3/34	E02F3/34		783
E02F3/3402	11	{the arms being telescopic (fork-lift trucks with a telescopic boom B66F9/0655)}	E02F3/34	E02F3/34		111
E02F3/3405	11	{and comprising an additional linkage mechanism}	E02F3/34	E02F3/34		397
E02F3/3408	12	{of the parallelogram-type}	E02F3/34	E02F3/34		221
E02F3/3411	12	{of the Z-type}	E02F3/34	E02F3/34		303
E02F3/3414	11	{the arms being pivoted at the rear of the vehicle chassis, e.g. skid steer loader}	E02F3/34	E02F3/34		563
E02F3/3417	11	{Buckets emptying by tilting (E02F3/342, E02F3/345 take precedence)}	E02F3/34	E02F3/34		304
E02F3/342	11	Buckets emptying overhead (E02F3/348&#160;-&#160;E02F3/358 take precedence)	E02F3/342	E02F3/342		430
E02F3/345	11	Buckets emptying side-ways (E02F3/348&#160;-&#160;E02F3/358 take precedence)	E02F3/345	E02F3/345		160
E02F3/348	11	Buckets emptying into a collecting or conveying device	E02F3/348	E02F3/348		35
E02F3/3483	12	{Buckets discharging on a conveyor or elevator mounted on the machine}	E02F3/348	E02F3/348		265
E02F3/3486	12	{Buckets discharging overhead into a container mounted on the machine}	E02F3/348	E02F3/348		337
E02F3/352	11	Buckets movable along a fixed guide	E02F3/352	E02F3/352		234
E02F3/355	11	Buckets connected to the rear end of a tractor {not used}	E02F3/355	E02F3/355		
E02F3/358	11	Bucket-arms pivoted on a turntable being part of a tractor frame {or buckets arranged on a turntable supported by the arms}	E02F3/358	E02F3/358		80
E02F3/36	10	Component parts	E02F3/36	E02F3/36		1388
E02F3/3604	11	{Devices to connect tools to arms, booms or the like}	E02F3/36	E02F3/36		715
E02F3/3609	12	{of the quick acting type, e.g. controlled from the operator seat (quick-acting couplers to connect booms or arms to tractors E02F3/627; quick-acting couplers for machines mounted on tractor A01B59/06; couplings of the quick-acting type per seF16L37/00)}	E02F3/36	E02F3/36		394
E02F3/3613	13	{with means for absorbing any play therebetween (E02F3/364 takes precedence)}	E02F3/36	E02F3/36		137
E02F3/3618	13	{with two separating hooks}	E02F3/36	E02F3/36		566
E02F3/3622	13	{with a hook and a locking element acting on a pin}	E02F3/36	E02F3/36		659
E02F3/3627	13	{with a hook and a longitudinal locking element}	E02F3/36	E02F3/36		495
E02F3/3631	13	{with a hook and a transversal locking element}	E02F3/36	E02F3/36		324
E02F3/3636	13	{using two or four movable transversal pins}	E02F3/36	E02F3/36		276
E02F3/364	13	{using wedges}	E02F3/36	E02F3/36		314
E02F3/3645	13	{with auto-engagement means for automatic snap-on of the tool coupler part}	E02F3/36	E02F3/36		172
E02F3/365	13	{with redundant latching means, e.g. for safety purposes}	E02F3/36	E02F3/36		342
E02F3/3654	13	{with energy coupler, e.g. coupler for hydraulic or electric lines, to provide energy to drive(s) mounted on the tool}	E02F3/36	E02F3/36		368
E02F3/3659	13	{electrically-operated}	E02F3/36	E02F3/36		80
E02F3/3663	13	{hydraulically-operated}	E02F3/36	E02F3/36		1096
E02F3/3668	13	{where engagement is effected by a mechanical lever or handle}	E02F3/36	E02F3/36		241
E02F3/3672	13	{where disengagement is effected by a mechanical lever or handle}	E02F3/36	E02F3/36		304
E02F3/3677	12	{allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets}	E02F3/36	E02F3/36		502
E02F3/3681	13	{Rotators}	E02F3/36	E02F3/36		503
E02F3/3686	12	{using adapters, i.e. additional element to mount between the coupler and the tool}	E02F3/36	E02F3/36		201
E02F3/369	11	{Devices to connect parts of a boom or an arm (devices to connect booms or arms to tractors E02F3/627)}	E02F3/36	E02F3/36		185
E02F3/3695	11	{Arrangements for connecting dipper-arms to loaders or graders}	E02F3/36	E02F3/36		97
E02F3/38	11	Cantilever beams {, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms (for booms with cable suspension arrangements E02F9/14 takes precedence)}; Dipper-arms {, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms}; Bucket-arms {(E02F3/34 takes precedence)}	E02F3/38	E02F3/38		1081
E02F3/382	12	{Connections to the frame; Supports for booms or arms (devices to connect booms or arms to tractors or similar machines E02F3/627; pivot joint assemblies in particular E02F9/006)}	E02F3/38	E02F3/38		341
E02F3/384	13	{the boom being pivotable relative to the frame about a vertical axis}	E02F3/38	E02F3/38		586
E02F3/386	13	{the boom being laterally shiftable relative to the frame}	E02F3/38	E02F3/38		148
E02F3/388	12	{Mechanical locking means for booms or arms against rotation, e.g. during transport of the machine (transporting-cranes B66C23/344)}	E02F3/38	E02F3/38		115
E02F3/40	11	Dippers; Buckets {; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets (devices to connect tools to arms or booms E02F3/3604; teeth therefor E02F9/28)}	E02F3/40	E02F3/40		1784
E02F3/401	12	{Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload}	E02F3/40	E02F3/40		734
E02F3/402	12	{with means for facilitating the loading thereof, e.g. conveyors}	E02F3/40	E02F3/40		205
E02F3/404	13	{comprising two parts movable relative to each other, e.g. for gripping}	E02F3/40	E02F3/40		929
E02F3/405	13	{using vibrating means (blades or levelling tools with vibrating teeth E02F3/8155; vibrating rippers E02F5/326)}	E02F3/40	E02F3/40		242
E02F3/407	12	with ejecting {or other unloading} device	E02F3/407	E02F3/407		607
E02F3/4075	13	{Dump doors; Control thereof}	E02F3/407	E02F3/407		415
E02F3/413	12	with grabbing device ({E02F3/404 takes precedence; with grab buckets moved by cables or hoisting ropes E02F3/47;} grab equipment for cranes B66C)	E02F3/413	E02F3/413		702
E02F3/4131	13	{mounted on a floating substructure (floating substructures per seE02F9/06)}	E02F3/413	E02F3/413		107
E02F3/4133	13	{grabs carried out as loaders or mounted on a tractor}	E02F3/413	E02F3/413		118
E02F3/4135	13	{with grabs mounted directly on a boom}	E02F3/413	E02F3/413		460
E02F3/4136	13	{with grabs mounted on a slidable or telescopic boom or arm}	E02F3/413	E02F3/413		134
E02F3/4138	13	{the grab being emptied by flushing}	E02F3/413	E02F3/413		9
E02F3/42	11	Drives for dippers, buckets, dipper-arms or bucket-arms	E02F3/42	E02F3/42		1038
E02F3/422	12	{Drive systems for bucket-arms, front-end loaders, dumpers or the like}	E02F3/42	E02F3/42		575
E02F3/425	12	{Drive systems for dipper-arms, backhoes or the like}	E02F3/42	E02F3/42		961
E02F3/427	12	{with mechanical drives (by cables or hoisting ropes E02F3/46 take precedence)}	E02F3/42	E02F3/42		343
E02F3/43	12	Control of dipper or bucket position; Control of sequence of drive operations	E02F3/43	E02F3/43		833
E02F3/431	13	{for bucket-arms, front-end loaders, dumpers or the like}	E02F3/43	E02F3/43		586
E02F3/432	14	{for keeping the bucket in a predetermined position or attitude}	E02F3/43	E02F3/43		280
E02F3/433	15	{horizontal, e.g. self-levelling}	E02F3/43	E02F3/43		285
E02F3/434	14	{providing automatic sequences of movements, e.g. automatic dumping or loading, automatic return-to-dig}	E02F3/43	E02F3/43		371
E02F3/435	13	{for dipper-arms, backhoes or the like}	E02F3/43	E02F3/43		1473
E02F3/436	14	{for keeping the dipper in the horizontal position, e.g. self-levelling}	E02F3/43	E02F3/43		116
E02F3/437	14	{providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant}	E02F3/43	E02F3/43		816
E02F3/438	14	{Memorising movements for repetition, e.g. play-back capability}	E02F3/43	E02F3/43		110
E02F3/439	14	{Automatic repositioning of the implement, e.g. automatic dumping, auto-return (E02F3/438 takes precedence)}	E02F3/43	E02F3/43		236
E02F3/46	9	with reciprocating digging or scraping elements moved by cables or hoisting ropes {; Drives or control devices therefor (E02F3/205, E02F3/905 take precedence)}	E02F3/46	E02F3/46		220
E02F3/47	10	with grab buckets (grab equipment for cranes B66C)	E02F3/47	E02F3/47		362
E02F3/475	11	{for making foundation slots (slotting machines with a pair of digging wheels E02F3/205)}	E02F3/47	E02F3/47		87
E02F3/48	10	Drag-lines	E02F3/48	E02F3/48		349
E02F3/50	10	with buckets or other digging elements moved along a rigid guideway	E02F3/50	E02F3/50		236
E02F3/52	10	Cableway excavators (cable cranes B66C)	E02F3/52	E02F3/52		388
E02F3/54	10	Cable scrapers {(E02F3/48, E02F3/52 take precedence)}	E02F3/54	E02F3/54		83
E02F3/56	11	with hand-controlled scraper or other digging elements	E02F3/56	E02F3/56		58
E02F3/58	10	Component parts {(E02F9/14, E02F3/905 take precedence)}	E02F3/58	E02F3/58		367
E02F3/60	11	Buckets, scrapers, or other digging elements	E02F3/60	E02F3/60		885
E02F3/627	9	Devices to connect beams or arms to tractors or similar self-propelled machines, {e.g. drives therefor (connection of beams or booms or arms to the frame per seE02F3/382; connection of scraper bowls to the vehicle main body E02F3/653; connecting devices for agriculture tractors A01B59/06)}	E02F3/627	E02F3/627		525
E02F3/6273	10	{using legs to support the beams or arms on the ground during the connecting process}	E02F3/627	E02F3/627		262
E02F3/6276	10	{on one side of the frame}	E02F3/627	E02F3/627		36
E02F3/633	10	Drives therefor {(not used, seeE02F3/627)}	E02F3/633	E02F3/633		2
E02F3/64	9	Buckets cars, i.e. having scraper bowls {(for cable scrapers E02F3/54 takes precedence; soil working machines in agriculture A01B)}	E02F3/64	E02F3/64		424
E02F3/6409	10	{Self-propelled scrapers}	E02F3/64	E02F3/64		30
E02F3/6418	11	{with rotatable scraper bowls for dumping the soil (with only elements of the scraper bowls being pivotable E02F3/6427)}	E02F3/64	E02F3/64		69
E02F3/6427	11	{with elements of the scraper bowls being pivotable for dumping the soil (E02F3/6445 take precedence; with an ejector having translational movement E02F3/6436)}	E02F3/64	E02F3/64		56
E02F3/6436	11	{with scraper bowls with an ejector having translational movement for dumping the soil (E02F3/6445 takes precedence)}	E02F3/64	E02F3/64		115
E02F3/6445	11	{with conveying means for emptying the scraper bowl}	E02F3/64	E02F3/64		13
E02F3/6454	10	{Towed (i.e. pulled or pushed) scrapers}	E02F3/64	E02F3/64		226
E02F3/6463	11	{with rotatable scraper bowls for dumping the soil (with only elements of the scraper bowls being pivotable E02F3/6472)}	E02F3/64	E02F3/64		1023
E02F3/6472	11	{with elements of the scraper bowls being pivotable for dumping the soil (E02F3/649 takes precedence; with an ejector having translational movement E02F3/6481)}	E02F3/64	E02F3/64		230
E02F3/6481	11	{with scraper bowls with an ejector having translational movement for dumping the soil (E02F3/649 takes precedence)}	E02F3/64	E02F3/64		401
E02F3/649	11	{with conveying means for emptying the scraper bowl}	E02F3/64	E02F3/64		18
E02F3/65	10	Component parts, e.g. drives, control devices	E02F3/65	E02F3/65		307
E02F3/651	11	{Hydraulic or pneumatic drives; Electric or electro-mechanical control devices (E02F3/652, E02F3/653 take precedence)}	E02F3/65	E02F3/65		243
E02F3/652	11	{Means to adjust the height of the scraper bowls, e.g. suspension means, tilt control, earth damping control}	E02F3/65	E02F3/65		304
E02F3/653	11	{Connection mechanisms to the main body of the machine (connection of tools to dipper-arms, booms, bucket-arms E02F3/3604; connection of beams or booms or arms to tractors in general E02F3/627)}	E02F3/65	E02F3/65		161
E02F3/654	11	{Scraper bowls and components mounted on them}	E02F3/65	E02F3/65		93
E02F3/655	12	{Loading or elevator mechanisms (loading devices for excavators in general E02F7/04)}	E02F3/65	E02F3/65		226
E02F3/656	12	{Ejector or dumping mechanisms (for buckets mounted on a dipper-arm or bucket arms E02F3/407)}	E02F3/65	E02F3/65		590
E02F3/657	12	{Means to prevent the spilling of dredged material, e.g. apron, baffle}	E02F3/65	E02F3/65		373
E02F3/658	12	{Cutting edge (for graders or bulldozer blades E02F3/8152, E02F3/8155; teeth per seE02F9/28)}	E02F3/65	E02F3/65		88
E02F3/659	12	{Conveying means for emptying scraper bowls (conveying equipment for excavators in general E02F7/02)}	E02F3/65	E02F3/65		19
E02F3/76	9	Graders, bulldozers, or the like with scraper plates or ploughshare-like elements (soil-working A01B); Levelling {scarifying} devices {(street cleaning E01H; construction of roads E01C19/00, E01C23/00)}	E02F3/76	E02F3/76		826
E02F3/7604	10	{Combinations of scraper blades with soil loosening tools working independently of scraper blades (soil loosening attachments fixed on blades E02F3/8152, E02F3/8155)}	E02F3/76	E02F3/76		481
E02F3/7609	10	{Scraper blade mounted forwardly of the tractor on a pair of pivoting arms which are linked to the sides of the tractor, e.g. bulldozers}	E02F3/76	E02F3/76		452
E02F3/7613	11	{with the scraper blade adjustable relative to the pivoting arms about a vertical axis, e.g. angle dozers}	E02F3/76	E02F3/76		406
E02F3/7618	11	{with the scraper blade adjustable relative to the pivoting arms about a horizontal axis}	E02F3/76	E02F3/76		488
E02F3/7622	10	{Scraper equipment with the scraper blade mounted on a frame to be hitched to the tractor by bars, arms, chains or the like, the frame having no ground supporting means of its own, e.g. drag scrapers}	E02F3/76	E02F3/76		252
E02F3/7627	11	{with the scraper blade adjustable relative to the frame about a vertical axis}	E02F3/76	E02F3/76		367
E02F3/7631	11	{with the scraper blade adjustable relative to the frame about a horizontal axis}	E02F3/76	E02F3/76		208
E02F3/7636	10	{Graders with the scraper blade mounted under the tractor chassis}	E02F3/76	E02F3/76		312
E02F3/764	11	{with the scraper blade being pivotable about a vertical axis}	E02F3/76	E02F3/76		555
E02F3/7645	11	{with the scraper blade being pivotable about a horizontal axis disposed parallel to the blade}	E02F3/76	E02F3/76		178
E02F3/765	11	{with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade}	E02F3/76	E02F3/76		324
E02F3/7654	11	{with the scraper blade being horizontally movable into a position near the chassis}	E02F3/76	E02F3/76		107
E02F3/7659	11	{with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the chassis}	E02F3/76	E02F3/76		70
E02F3/7663	10	{Graders with the scraper blade mounted under a frame supported by wheels, or the like}	E02F3/76	E02F3/76		308
E02F3/7668	11	{with the scraper blade being pivotable about a vertical axis}	E02F3/76	E02F3/76		276
E02F3/7672	11	{with the scraper blade being pivotable about a horizontal axis disposed parallel to the blade}	E02F3/76	E02F3/76		214
E02F3/7677	11	{with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade}	E02F3/76	E02F3/76		85
E02F3/7681	11	{with the scraper blade being horizontally movable into a position near the frame}	E02F3/76	E02F3/76		55
E02F3/7686	11	{with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the frame}	E02F3/76	E02F3/76		138
E02F3/769	10	{Graders, bulldozers, or the like comprising loaders}	E02F3/76	E02F3/76		121
E02F3/7695	10	{Graders, bulldozers or the like comprising elevators or conveyors}	E02F3/76	E02F3/76		338
E02F3/78	10	with rotating digging elements	E02F3/78	E02F3/78		114
E02F3/783	11	{having a horizontal axis of rotation}	E02F3/78	E02F3/78		322
E02F3/786	11	{having a vertical axis of rotation}	E02F3/78	E02F3/78		53
E02F3/80	10	Component parts	E02F3/80	E02F3/80		650
E02F3/815	11	Blades; Levelling {or scarifying} tools {(E02F3/40 takes precedence)}	E02F3/815	E02F3/815		881
E02F3/8152	12	{Attachments therefor, e.g. wear resisting parts, cutting edges (E02F3/8155, E02F3/8157 take precedence; teeth per seE02F9/28)}	E02F3/815	E02F3/815		791
E02F3/8155	12	{provided with movable parts, e.g. cutting discs, vibrating teeth or the like}	E02F3/815	E02F3/815		383
E02F3/8157	12	{Shock absorbers; Supports, e.g. skids, rollers; Devices for compensating wear-and-tear, or the like}	E02F3/815	E02F3/815		355
E02F3/84	11	Drives or control devices therefor {, e.g. hydraulic drive systems}	E02F3/84	E02F3/84		518
E02F3/841	12	{Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine (construction of roads E01C19/008)}	E02F3/84	E02F3/84		505
E02F3/842	13	{using electromagnetic, optical or photoelectric beams, e.g. laser beams}	E02F3/84	E02F3/84		173
E02F3/844	12	{for positioning the blade, e.g. hydraulically}	E02F3/84	E02F3/84		841
E02F3/845	13	{using mechanical sensors to determine the blade position, e.g. inclinometers, gyroscopes, pendulums}	E02F3/84	E02F3/84		283
E02F3/847	13	{using electromagnetic, optical or acoustic beams to determine the blade position, e.g. laser beams}	E02F3/84	E02F3/84		353
E02F3/848	13	{using cable drums}	E02F3/84	E02F3/84		31
E02F3/88	9	with arrangements acting by a sucking or forcing effect, e.g. suction dredgers (pumps in general F04)	E02F3/88	E02F3/88		1809
E02F3/8808	10	{Stationary installations, e.g. installations using spuds or other stationary supports (spuds on floating substructures per seE02F9/062; cleaning the beds of waterways E02B3/02)}	E02F3/88	E02F3/88		318
E02F3/8816	10	{Mobile land installations}	E02F3/88	E02F3/88		606
E02F3/8825	11	{wherein at least a part of the soil-shifting equipment is mounted on a dipper-arm, backhoes or the like}	E02F3/88	E02F3/88		205
E02F3/8833	10	{Floating installations (floating substructures per seE02F9/06)}	E02F3/88	E02F3/88		303
E02F3/8841	11	{wherein at least a part of the soil-shifting equipment is mounted on a ladder or boom}	E02F3/88	E02F3/88		242
E02F3/885	11	{self propelled, e.g. ship}	E02F3/88	E02F3/88		1044
E02F3/8858	10	{Submerged units (self propelled units for burying conduits or cables in trenches under water E02F5/105)}	E02F3/88	E02F3/88		328
E02F3/8866	11	{self propelled}	E02F3/88	E02F3/88		272
E02F3/8875	11	{pulled or pushed}	E02F3/88	E02F3/88		127
E02F3/8883	10	{Using the force of explosions, e.g. by the use of internal combustion engines}	E02F3/88	E02F3/88		27
E02F3/8891	10	{wherein at least a part of the soil-shifting equipment is handheld}	E02F3/88	E02F3/88		70
E02F3/90	10	Component parts {, e.g. arrangement or adaptation of pumps}	E02F3/90	E02F3/90		1839
E02F3/902	11	{for modifying the concentration of the dredged material, e.g. relief valves preventing the clogging of the suction pipe}	E02F3/90	E02F3/90		220
E02F3/905	11	{Manipulating or supporting suction pipes or ladders; Mechanical supports or floaters therefor; pipe joints for suction pipes (for heave compensation E02F9/067 takes precedence; pipelines per seE02F7/10; joints for pipes in general F16L)}	E02F3/90	E02F3/90		1029
E02F3/907	11	{Measuring or control devices, e.g. control units, detection means or sensors (E02F3/902 takes precedence)}	E02F3/90	E02F3/90		866
E02F3/92	11	Digging elements, e.g. suction heads	E02F3/92	E02F3/92		974
E02F3/9206	12	{Digging devices using blowing effect only, like jets or propellers (E02F5/107 takes precedence; passive suction heads with jets E02F3/925; active suction heads with jets E02F3/9262; drilling by jets E21B7/18; slitting by jets E21C25/60)}	E02F3/92	E02F3/92		346
E02F3/9212	12	{Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel (E02F3/9287 takes precedence; active suction heads E02F3/9256)}	E02F3/92	E02F3/92		398
E02F3/9218	13	{with jets}	E02F3/92	E02F3/92		187
E02F3/9225	13	{with rotating cutting elements}	E02F3/92	E02F3/92		317
E02F3/9231	14	{Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe}	E02F3/92	E02F3/92		499
E02F3/9237	14	{Suction wheels with axis of rotation in transverse direction of the longitudinal axis of the suction pipe}	E02F3/92	E02F3/92		357
E02F3/9243	12	{Passive suction heads with no mechanical cutting means (E02F5/108 takes precedence)}	E02F3/92	E02F3/92		346
E02F3/925	13	{with jets}	E02F3/92	E02F3/92		383
E02F3/9256	12	{Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head (E02F5/108 takes precedence)}	E02F3/92	E02F3/92		416
E02F3/9262	13	{with jets}	E02F3/92	E02F3/92		239
E02F3/9268	13	{with rotating cutting elements}	E02F3/92	E02F3/92		232
E02F3/9275	14	{with axis of rotation parallel to longitudinal axis of the suction pipe}	E02F3/92	E02F3/92		225
E02F3/9281	14	{with axis of rotation in horizontal and transverse direction of the suction pipe}	E02F3/92	E02F3/92		150
E02F3/9287	12	{Vibrating suction heads}	E02F3/92	E02F3/92		61
E02F3/9293	12	{Component parts of suction heads, e.g. edges, strainers for preventing the entry of stones or the like}	E02F3/92	E02F3/92		676
E02F3/94	11	Apparatus for separating stones from the dredged material {, i.e. separating or treating dredged material (screening plants mounted on dredger therefor E02F7/06)}	E02F3/94	E02F3/94		275
E02F3/945	12	{for environmental purposes}	E02F3/94	E02F3/94		32
E02F3/96	9	with arrangements for alternate {or simultaneous} use of different digging elements {(E02F3/7604, E02F3/769, E02F3/78 take precedence; quick-acting devices to connect tools to arms or booms E02F3/3609, for arms to tractors or the like E02F3/627)}	E02F3/96	E02F3/96		1137
E02F3/961	10	{with several digging elements or tools mounted on one machine (for backhoes E02F3/964 takes precedence)}	E02F3/96	E02F3/96		653
E02F3/962	10	{Mounting of implements directly on tools already attached to the machine (E02F3/404 and E02F3/8152 take precedence)}	E02F3/96	E02F3/96		836
E02F3/963	10	{Arrangements on backhoes for alternate use of different tools (backhoes per seE02F3/30; quick-acting devices to connect tools to arms E02F3/3609, for arms to tractors or the like E02F3/627)}	E02F3/96	E02F3/96		677
E02F3/964	11	{of several tools mounted on one machine (E02F3/962 takes precedence)}	E02F3/96	E02F3/96		633
E02F3/965	10	{of metal-cutting or concrete-crushing implements (shearing devices B23D17/00; wrecking of buildings, e.g. tools therefor, E04G23/08)}	E02F3/96	E02F3/96		974
E02F3/966	10	{of hammer-type tools (arrangements for breaking-up hard ground E02F5/305; percussion -type rippers E02F5/323)}	E02F3/96	E02F3/96		1335
E02F3/967	10	{of compacting-type tools (compacting tools in combination with special-purpose dredges or soil-shifting machines E02F5/30)}	E02F3/96	E02F3/96		223
E02F3/968	10	{Storing, handling or otherwise manipulating tools when detached from the machine (E02F3/6273 takes precedence)}	E02F3/96	E02F3/96		227
E02F5/00	7	Dredgers or soil-shifting machines for special purposes	E02F5/00	E02F5/00		439
E02F5/003	8	{for uncovering conduits}	E02F5/00	E02F5/00		203
E02F5/006	8	{adapted for working ground under water not otherwise provided for (E02F3/081, E02F3/4131, E02F3/8833, E02F5/104, E02F5/125, E02F7/005, E02F7/023, E02F7/065, E02F9/026, E02F9/045, E02F9/06 take precedence)}	E02F5/00	E02F5/00		559
E02F5/02	8	for digging trenches or ditches ({machines for making foundation slots E02F3/205, E02F3/475 take precedence}; agricultural ploughs for working ridges A01B13/02)	E02F5/02	E02F5/02		885
E02F5/022	9	{with tools digging laterally with respect to the frame}	E02F5/02	E02F5/02		88
E02F5/025	9	{with scraper-buckets, dippers or shovels}	E02F5/02	E02F5/02		405
E02F5/027	9	{with coulters, ploughs, scraper plates, or the like (E02F5/102, E02F5/103, E02F5/106 take precedence)}	E02F5/02	E02F5/02		613
E02F5/04	9	with digging screws {(E02F5/109 takes precedence; with digging screws per seE02F3/06)}	E02F5/04	E02F5/04		142
E02F5/06	9	with digging elements mounted on an endless chain {(E02F5/109 takes precedence; with digging elements mounted on an endless chain per seE02F3/08)}	E02F5/06	E02F5/06		532
E02F5/08	9	with digging wheels turning round an axis {(E02F5/109 takes precedence; with digging wheels per seE02F3/18)}	E02F5/08	E02F5/08		910
E02F5/10	9	with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables (laying pipes per seF16L1/00, making pipes in situF16L1/038; laying electric cables per seH02G1/06; {drainage device- laying apparatus E02B11/02})	E02F5/10	E02F5/10		679
E02F5/101	10	{forming during digging, e.g. underground canalisations or conduits, by bending or twisting a strip of pliable material; by extrusion}	E02F5/10	E02F5/10		334
E02F5/102	10	{operatively associated with mole-ploughs, coulters (rippers E02F5/32)}	E02F5/10	E02F5/10		814
E02F5/103	11	{with oscillating or vibrating digging tools}	E02F5/10	E02F5/10		222
E02F5/104	10	{for burying conduits or cables in trenches under water (floating substructures per seE02F9/06)}	E02F5/10	E02F5/10		496
E02F5/105	11	{self-propulsed units moving on the underwater bottom}	E02F5/10	E02F5/10		168
E02F5/106	11	{using ploughs, coulters, rippers}	E02F5/10	E02F5/10		237
E02F5/107	11	{using blowing-effect devices, e.g. jets (digging devices using a blowing effect per seE02F3/9206)}	E02F5/10	E02F5/10		300
E02F5/108	11	{using suction-effect devices (suction heads per seE02F3/9243, E02F3/9256)}	E02F5/10	E02F5/10		101
E02F5/109	11	{using rotating digging elements (rotating digging elements per seE02F3/18)}	E02F5/10	E02F5/10		159
E02F5/12	9	with equipment for back-filling trenches or ditches	E02F5/12	E02F5/12		518
E02F5/125	10	{underwater}	E02F5/12	E02F5/12		65
E02F5/14	9	Component parts for trench excavators, e.g. indicating devices {travelling gear chassis, supports, skids}	E02F5/14	E02F5/14		1170
E02F5/145	10	{control and indicating devices}	E02F5/14	E02F5/14		620
E02F5/16	8	Machines for digging other holes in the soil (earth drilling E21)	E02F5/16	E02F5/16		109
E02F5/18	9	for horizontal holes {or inclined holes}	E02F5/18	E02F5/18		202
E02F5/20	9	for vertical holes	E02F5/20	E02F5/20		604
E02F5/22	8	for making embankments; for back-filling (in combination with trench excavators E02F5/12)	E02F5/22	E02F5/22		143
E02F5/223	9	{for back-filling (in association with trench excavators E02F5/12)}	E02F5/22	E02F5/22		412
E02F5/226	10	{with means for processing the soil, e.g. screening belts, separators; Padding machines}	E02F5/22	E02F5/22		258
E02F5/24	9	Depositing dredged material in mounds	E02F5/24	E02F5/24		32
E02F5/26	9	Combined conveying-bridges and dredgers	E02F5/26	E02F5/26		44
E02F5/28	8	for cleaning watercourses or other ways {(stream regulation E02B3/02)}	E02F5/28	E02F5/28		3088
E02F5/282	9	{with rotating cutting or digging tools}	E02F5/28	E02F5/28		1320
E02F5/285	9	{with drag buckets or scraper plates}	E02F5/28	E02F5/28		513
E02F5/287	9	{with jet nozzles (digging devices with blowing effect per seE02F3/9206)}	E02F5/28	E02F5/28		558
E02F5/30	8	Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil	E02F5/30	E02F5/30		1023
E02F5/305	9	{Arrangements for breaking-up hard ground (E02F5/32 takes precedence; hammer-type tools E02F3/966; breaking-up paving of roads or the like E01C23/12; breaking-up subaqueous rock E02B3/02)}	E02F5/30	E02F5/30		701
E02F5/32	9	Rippers {(E02F5/106 takes precedence, ripper or scarifying teeth mounted on blades E02F3/8152; ripper tips E02F9/2875)}	E02F5/32	E02F5/32		535
E02F5/323	10	{Percussion-type rippers}	E02F5/32	E02F5/32		81
E02F5/326	10	{oscillating or vibrating}	E02F5/32	E02F5/32		175
E02F7/00	7	Equipment for conveying or separating excavated material (barges adapted for carrying-away material from floating dredgers B63B35/28)	E02F7/00	E02F7/00		787
E02F7/005	8	{conveying material from the underwater bottom (by pipelines E02F7/10; suction dredgers E02F3/88)}	E02F7/00	E02F7/00		402
E02F7/02	8	Conveying equipment mounted on a dredger (conveyors in general B65G)	E02F7/02	E02F7/02		913
E02F7/023	9	{mounted on a floating dredger}	E02F7/02	E02F7/02		276
E02F7/026	9	{mounted on machines equipped with dipper- or bucket-arms}	E02F7/02	E02F7/02		248
E02F7/04	8	Loading devices mounted on a dredger or an excavator (loading devices in general B65G){hopper dredgers, also equipment for unloading the hopper}	E02F7/04	E02F7/04		856
E02F7/06	8	Delivery chutes or screening plants {or mixing plants} mounted on dredgers or excavators ({for back-filling E02F5/226 takes precedence}; separating equipment in general B03; delivery chutes in general B65G)	E02F7/06	E02F7/06		1088
E02F7/065	9	{mounted on a floating dredger}	E02F7/06	E02F7/06		447
E02F7/10	8	Pipelines for conveying excavated materials (pipes in general F16L; pipe-lines systems F17D{; conveying by liquid pressure B65G53/30})	E02F7/10	E02F7/10		773
E02F9/00	7	Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00&#160;-&#160;E02F7/00(laying-out or take-up devices for trailing electric cables B66C)	E02F9/00	E02F9/00		2053
E02F9/003	8	{Devices for transporting the soil-shifting machines or excavators, e.g. by pushing them or by hitching them to a tractor}	E02F9/00	E02F9/00		272
E02F9/006	8	{Pivot joint assemblies (in general F16C11/04)}	E02F9/00	E02F9/00		556
E02F9/02	8	Travelling-gear, e.g. associated with slewing gears ({drives therefor E02F9/20}; for motor vehicles B60B, B60G; undercarriages for locomotives or railroad cars B61F; track-laying vehicles B62D; for cranes B66C23/18)	E02F9/02	E02F9/02		1069
E02F9/022	9	{for moving on rails}	E02F9/02	E02F9/02		259
E02F9/024	9	{with laterally or vertically adjustable wheels or tracks (for vehicles in general B60B35/10; B62D55/084)}	E02F9/02	E02F9/02		411
E02F9/026	9	{for moving on the underwater bottom (marine propulsion by direct engagement with water-bed or ground B63H19/08)}	E02F9/02	E02F9/02		119
E02F9/028	9	{with arrangements for levelling the machine (hydraulic drives therefor E02F9/2257)}	E02F9/02	E02F9/02		232
E02F9/04	9	Walking gears moving the dredger forward step-by-step	E02F9/04	E02F9/04		196
E02F9/045	10	{for moving on the underwater bottom (for artificial islands E02B17/022; marine propulsion by direct engagement with water-bed or ground B63H19/08)}	E02F9/04	E02F9/04		57
E02F9/06	8	Floating substructures as supports {(floating installations with arrangements acting by a sucking or forcing effect E02F3/8833)}	E02F9/06	E02F9/06		421
E02F9/062	9	{Advancing equipment, e.g. spuds for floating dredgers}	E02F9/06	E02F9/06		381
E02F9/065	10	{characterised by the use of lines with anchors and winches}	E02F9/06	E02F9/06		74
E02F9/067	9	{with arrangements for heave compensation (for drilling structures E21B19/09; for lifting devices B66C13/02)}	E02F9/06	E02F9/06		96
E02F9/08	8	Superstructures; Supports for superstructures {(arrangements for travelling gear, e.g. undercarriages for wheels, crawlers, caterpillars E02F9/02; for motor vehicles B62D25/00, B62D33/00)}	E02F9/08	E02F9/08		504
E02F9/0808	9	{Improving mounting or assembling, e.g. frame elements, disposition of all the components on the superstructures (for disposition of specific components, E02F9/0858)}	E02F9/08	E02F9/08		588
E02F9/0816	10	{Welded frame structure}	E02F9/08	E02F9/08		114
E02F9/0825	10	{Cast frame structure}	E02F9/08	E02F9/08		23
E02F9/0833	9	{Improving access, e.g. for maintenance, steps for improving driver&apos;s access, handrails}	E02F9/08	E02F9/08		612
E02F9/0841	9	{Articulated frame, i.e. having at least one pivot point between two travelling gear units (tractor-trailer combinations B62D53/00)}	E02F9/08	E02F9/08		702
E02F9/085	9	{Ground-engaging fitting for supporting the machines while working, e.g. outriggers, legs (for vehicles in general B60S9/00, for cranes B66C23/78)}	E02F9/08	E02F9/08		897
E02F9/0858	9	{Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units (E02F9/16, E02F9/18 take precedence)}	E02F9/08	E02F9/08		1060
E02F9/0866	10	{Engine compartment, e.g. heat exchangers, exhaust filters, cooling devices, silencers, mufflers, position of hydraulic pumps in the engine compartment}	E02F9/08	E02F9/08		1146
E02F9/0875	10	{Arrangement of valve arrangements on superstructures (arrangement of hydraulic hoses E02F9/2275 takes precedence; valves per seE02F9/2267)}	E02F9/08	E02F9/08		166
E02F9/0883	10	{Tanks, e.g. oil tank, urea tank, fuel tank (for vehicles in general B60K15/00)}	E02F9/08	E02F9/08		572
E02F9/0891	10	{Lids or bonnets or doors or details thereof (doors for cabins E02F9/163 takes precedence; for motor vehicles B62D25/10)}	E02F9/08	E02F9/08		531
E02F9/10	9	Supports for movable superstructures mounted on travelling or walking gears or on other superstructures	E02F9/10	E02F9/10		173
E02F9/12	10	Slewing or traversing gears (roller and ball bearings F16C)	E02F9/12	E02F9/12		231
E02F9/121	11	{Turntables, i.e. structure rotatable about 360&#176;}	E02F9/12	E02F9/12		579
E02F9/123	12	{Drives or control devices specially adapted therefor (E02F9/125 and E02F9/128 take precedence)}	E02F9/12	E02F9/12		1017
E02F9/125	12	{Locking devices}	E02F9/12	E02F9/12		71
E02F9/126	12	{Lubrication systems}	E02F9/12	E02F9/12		63
E02F9/128	12	{Braking systems}	E02F9/12	E02F9/12		307
E02F9/14	8	Booms {only for booms with cable suspension arrangements (for booms or manipulators with cable suspensions for suction pipes E02F3/905 takes precedence; for booms per seE02F3/38; E02F3/34 for bucket-arms)}; Cable suspensions	E02F9/14	E02F9/14		356
E02F9/16	8	Cabins, platforms, or the like, for drivers ({for motor vehicles in general B62D33/06}, for cranes B66C13/54)	E02F9/16	E02F9/16		999
E02F9/163	9	{Structures to protect drivers, e.g. cabins, doors for cabins; Falling object protection structure [FOPS]; Roll over protection structure [ROPS] (for handrails mounted on cabins E02F9/0833 takes precedence; for vehicles in general B60R21/11, B60R21/13, for fork-lift trucks B66F9/07545)}	E02F9/16	E02F9/16		763
E02F9/166	9	{movable, tiltable or pivoting, e.g. movable seats, dampening arrangements of cabins (seats for vehicles in general B60N2/00)}	E02F9/16	E02F9/16		790
E02F9/18	8	Counterweights {(for cranes B66C23/72, for tractors B62D49/085)}	E02F9/18	E02F9/18		751
E02F9/20	8	Drives; Control devices (gearings in general F16H; controlling in general G05; electric multi-motor drives H02K, H02P)	E02F9/20	E02F9/20		2647
E02F9/2004	9	{Control mechanisms, e.g. control levers (control levers per seG05G)}	E02F9/20	E02F9/20		2403
E02F9/2008	10	{Control mechanisms in the form of the machine in the reduced scale model}	E02F9/20	E02F9/20		65
E02F9/2012	10	{Setting the functions of the control levers, e.g. changing assigned functions among operations levers, setting functions dependent on the operator or seat orientation}	E02F9/20	E02F9/20		421
E02F9/2016	9	{Winches (winches per seB66D)}	E02F9/20	E02F9/20		241
E02F9/202	9	{Mechanical transmission, e.g. clutches, gears (clutches per seF16D, gears per seF16H)}	E02F9/20	E02F9/20		451
E02F9/2025	9	{Particular purposes of control systems not otherwise provided for (E02F3/16, E02F3/26, sub-groups of E02F3/43, E02F3/651, sub-groups of E02F3/84, E02F3/907, E02F5/145 take precedence)}	E02F9/20	E02F9/20		1273
E02F9/2029	10	{Controlling the position of implements in function of its load, e.g. modifying the attitude of implements in accordance to vehicle speed (control for hydraulic or pneumatic drives E02F9/2203, E02F9/2221 and E02F9/2253 take precedence)}	E02F9/20	E02F9/20		647
E02F9/2033	10	{Limiting the movement of frames or implements, e.g. to avoid collision between implements and the cabin (sub-groups of E02F3/431 of E02F3/435 take precedence; for turntables E02F9/123)}	E02F9/20	E02F9/20		750
E02F9/2037	10	{Coordinating the movements of the implement and of the frame}	E02F9/20	E02F9/20		417
E02F9/2041	10	{Automatic repositioning of implements, i.e. memorising determined positions of the implement (for dipper-arms or bucket-arms E02F3/434, E02F3/437, E02F3/438, E02F3/439 take precedence)}	E02F9/20	E02F9/20		298
E02F9/2045	10	{Guiding machines along a predetermined path (for graders E02F3/841; machines for construction of roads E01C19/004)}	E02F9/20	E02F9/20		595
E02F9/205	10	{Remotely operated machines, e.g. unmanned vehicles (E02F3/8866 takes precedence)}	E02F9/20	E02F9/20		1719
E02F9/2054	10	{Fleet management}	E02F9/20	E02F9/20		556
E02F9/2058	9	{Electric or electro-mechanical or mechanical control devices of vehicle sub-units (for vehicles in general B60W)}	E02F9/20	E02F9/20		401
E02F9/2062	10	{Control of propulsion units (for control of the prime mover depending on the load in a hydraulic or pneumatic drive E02F9/2246)}	E02F9/20	E02F9/20		206
E02F9/2066	11	{of the type combustion engines}	E02F9/20	E02F9/20		373
E02F9/207	11	{of the type electric propulsion units, e.g. electric motors or generators}	E02F9/20	E02F9/20		674
E02F9/2075	11	{of the hybrid type (for vehicles in general B60W20/00)}	E02F9/20	E02F9/20		678
E02F9/2079	10	{Control of mechanical transmission (for hydrostatic transmission or hydraulic torque converter E02F9/2253)}	E02F9/20	E02F9/20		405
E02F9/2083	10	{Control of vehicle braking systems}	E02F9/20	E02F9/20		243
E02F9/2087	10	{Control of vehicle steering (for steering with hydraulic or pneumatic drives E02F9/225)}	E02F9/20	E02F9/20		209
E02F9/2091	10	{Control of energy storage means for electrical energy, e.g. battery or capacitors (energy recovery arrangements in hydraulic or pneumatic drives E02F9/2217)}	E02F9/20	E02F9/20		584
E02F9/2095	10	{Control of electric, electro-mechanical or mechanical equipment not otherwise provided for, e.g. ventilators, electro-driven fans (control of hydraulic driven equipment E02F9/22)}	E02F9/20	E02F9/20		666
E02F9/22	9	Hydraulic or pneumatic drives {(for dipper or bucket arm position control E02F3/43, for blade position control for graders E02F3/844; for turntables E02F9/121; for fork-lift trucks B66F9/22)}	E02F9/22	E02F9/22		2670
E02F9/2203	10	{Arrangements for controlling the attitude of actuators, e.g. speed, floating function}	E02F9/22	E02F9/22		1124
E02F9/2207	11	{for reducing or compensating oscillations}	E02F9/22	E02F9/22		555
E02F9/221	11	{for generating actuator vibration (buckets with vibrating means E02F3/405)}	E02F9/22	E02F9/22		110
E02F9/2214	11	{for reducing the shock generated at the stroke end}	E02F9/22	E02F9/22		117
E02F9/2217	10	{with energy recovery arrangements, e.g. using accumulators, flywheels}	E02F9/22	E02F9/22		1572
E02F9/2221	10	{Control of flow rate; Load sensing arrangements (E02F9/2203 take precedence over E02F9/2221)}	E02F9/22	E02F9/22		1156
E02F9/2225	11	{using pressure-compensating valves}	E02F9/22	E02F9/22		560
E02F9/2228	12	{including an electronic controller}	E02F9/22	E02F9/22		1154
E02F9/2232	11	{using one or more variable displacement pumps}	E02F9/22	E02F9/22		400
E02F9/2235	12	{including an electronic controller}	E02F9/22	E02F9/22		1160
E02F9/2239	11	{using two or more pumps with cross-assistance}	E02F9/22	E02F9/22		593
E02F9/2242	12	{including an electronic controller}	E02F9/22	E02F9/22		477
E02F9/2246	10	{Control of prime movers, e.g. depending on the hydraulic load of work tools}	E02F9/22	E02F9/22		1239
E02F9/225	10	{Control of steering, e.g. for hydraulic motors driving the vehicle tracks (steering in general B62D)}	E02F9/22	E02F9/22		517
E02F9/2253	10	{Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission}	E02F9/22	E02F9/22		965
E02F9/2257	10	{Vehicle levelling or suspension systems (suspensions for vehicles in general B60G)}	E02F9/22	E02F9/22		157
E02F9/226	10	{Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating}	E02F9/22	E02F9/22		1376
E02F9/2264	10	{Arrangements or adaptations of elements for hydraulic drives}	E02F9/22	E02F9/22		1030
E02F9/2267	11	{Valves or distributors (position of valves arrangements on upper-structures E02F9/0875)}	E02F9/22	E02F9/22		2701
E02F9/2271	11	{Actuators and supports therefor and protection therefor}	E02F9/22	E02F9/22		1143
E02F9/2275	11	{Hoses and supports therefor and protection therefor}	E02F9/22	E02F9/22		859
E02F9/2278	10	{Hydraulic circuits}	E02F9/22	E02F9/22		147
E02F9/2282	11	{Systems using center bypass type changeover valves}	E02F9/22	E02F9/22		591
E02F9/2285	11	{Pilot-operated systems}	E02F9/22	E02F9/22		1673
E02F9/2289	11	{Closed circuit}	E02F9/22	E02F9/22		345
E02F9/2292	11	{Systems with two or more pumps}	E02F9/22	E02F9/22		2489
E02F9/2296	11	{Systems with a variable displacement pump}	E02F9/22	E02F9/22		2656
E02F9/24	8	Safety devices {, e.g. for preventing overload (E02F9/226 takes precedence)}	E02F9/24	E02F9/24		2451
E02F9/245	9	{for preventing damage to underground objects during excavation, e.g. indicating buried pipes or the like (detection of pipes in the ground F16L1/11)}	E02F9/24	E02F9/24		198
E02F9/26	8	Indicating devices {(E02F5/145 takes precedence)}	E02F9/26	E02F9/26		2872
E02F9/261	9	{Surveying the work-site to be treated}	E02F9/26	E02F9/26		1172
E02F9/262	10	{with follow-up actions to control the work tool, e.g. controller}	E02F9/26	E02F9/26		1237
E02F9/264	9	{Sensors and their calibration for indicating the position of the work tool}	E02F9/26	E02F9/26		1629
E02F9/265	10	{with follow-up actions (e.g. control signals sent to actuate the work tool)}	E02F9/26	E02F9/26		1501
E02F9/267	9	{Diagnosing or detecting failure of vehicles}	E02F9/26	E02F9/26		860
E02F9/268	10	{with failure correction follow-up actions}	E02F9/26	E02F9/26		291
E02F9/28	8	Small metalwork for digging elements, e.g. teeth {scraper bits (ploughs for agriculture A01B15/00; teeth of harrows A01B23/02)}	E02F9/28	E02F9/28		560
E02F9/2808	9	{Teeth}	E02F9/28	E02F9/28		574
E02F9/2816	10	{Mountings therefor}	E02F9/28	E02F9/28		374
E02F9/2825	11	{using adapters}	E02F9/28	E02F9/28		780
E02F9/2833	11	{Retaining means, e.g. pins}	E02F9/28	E02F9/28		880
E02F9/2841	12	{resilient}	E02F9/28	E02F9/28		709
E02F9/285	10	{characterised by the material used}	E02F9/28	E02F9/28		369
E02F9/2858	10	{characterised by shape}	E02F9/28	E02F9/28		575
E02F9/2866	9	{for rotating digging elements (for milling machines B28D1/186; for mining machines E21C35/18)}	E02F9/28	E02F9/28		515
E02F9/2875	9	{Ripper tips}	E02F9/28	E02F9/28		163
E02F9/2883	9	{Wear elements for buckets or implements in general}	E02F9/28	E02F9/28		632
E02F9/2891	9	{Tools for assembling or disassembling}	E02F9/28	E02F9/28		208
