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CPC
COOPERATIVE PATENT CLASSIFICATION
E02F
DREDGING; SOIL-SHIFTING (winning peat E21C 49/00) [2018-08]
NOTE

  • This subclass covers :
    • primarily equipment for excavating or loosening earth or for moving loose earth;
    • equipment for working similarly on other materials and similar equipment for loading or unloading materials
WARNINGS

E02F 1/00
General working methods with dredgers or soil-shifting machines (methods for making embankments E02D 17/18; methods for mining E21C) [2013-01]
E02F 3/00
Dredgers; Soil-shifting machines (for special purposes E02F 5/00; other machines or apparatus for mining E21C; tunnelling E21D) [2013-01]
E02F 3/02
.
hand-operated {; handheld soil shifting equipment acting by sucking E02F 3/8891 (spades or rakes for agriculture or gardening purposes A01B)} [2017-08]
E02F 3/04
.
mechanically-driven [2013-01]
E02F 3/045
. .
{with oscillating digging tools, e.g. oscillating spades} [2013-01]
E02F 3/06
. .
with digging screws {(earth drilling E21; for digging trenches or ditches E02F 5/04)} [2013-01]
E02F 3/08
. .
with digging elements on an endless chain (conveyors B65G) [2019-01]
E02F 3/081
. . .
{mounted on floating substructures (floating substructures per se E02F 9/06)} [2013-01]
E02F 3/082
. . .
{including a belt-type conveyor for transporting the excavated material} [2016-05]
E02F 3/083
. . .
{including a screw-type conveyor for transporting the excavated material} [2016-05]
E02F 3/085
. . .
{with auxiliary or additional digging elements other than digging elements on an endless chain} [2013-01]
E02F 3/086
. . .
{vertically shiftable relative to the frame} [2013-01]
E02F 3/087
. . .
{with digging unit working in a plane inclined to the direction of travel} [2013-01]
E02F 3/088
. . .
{pivotable relative to the frame} [2013-01]
E02F 3/10
. . .
with tools that only loosen the material {, i.e. with cutter-type chains} [2017-08]
E02F 3/12
. . .
Component parts {, e.g. bucket troughs} [2016-08]
E02F 3/14
. . . .
Buckets; Chains; Guides for buckets or chains; Drives for chains [2019-08]
E02F 3/141
. . . . .
{buckets} [2013-01]
E02F 3/142
. . . . .
{tools mounted on buckets or chains which loosen the soil, e.g. cutting wheels, or the like (teeth per se E02F 9/28)} [2013-01]
E02F 3/143
. . . . .
{chains; chain links; scraper chains (chains or chain guides E21C 25/28)} [2013-01]
E02F 3/144
. . . . .
{emptying or cleaning the buckets, e.g. in combination with spoil removing equipment} [2013-01]
E02F 3/145
. . . . .
{drives} [2013-01]
E02F 3/146
. . . . .
{guides for chains or buckets, e.g. for buckets movable relative to chains (chains or chain guides E21C 25/28)} [2013-01]
E02F 3/147
. . . . .
{arrangements for the co-operation between buckets or buckets and wheels} [2013-01]
E02F 3/148
. . . . .
{wheels, sprokets} [2013-01]
E02F 3/16
. . . .
Safety or control devices (safety devices in general F16P; controlling in general G05) [2013-01]
E02F 3/18
. .
with digging wheels turning round an axis {, e.g. bucket-type wheels (for digging trenches E02F 5/08; for laying cables underwater E02F 5/109; cutting machines E21C 25/00; methods or apparatus for making tunnels or galleries E21D 9/00)} [2017-08]
E02F 3/181
. . .
{including a conveyor} [2016-05]
E02F 3/183
. . .
{with digging unit shiftable relative to the frame} [2013-01]
E02F 3/185
. . .
{with digging unit mounted in a plane which is inclined to the direction of travel; with tools digging laterally with respect to the frame} [2013-01]
E02F 3/186
. . .
{with the axis being substantially parallel to the direction of travel} [2013-01]
E02F 3/188
. . .
{with the axis being horizontal and transverse to the direction of travel} [2013-01]
E02F 3/20
. . .
with tools that only loosen the material {, i.e. mill-type wheels} [2017-08]
E02F 3/205
. . . .
{with a pair of digging wheels, e.g. slotting machines (implements for making foundation slots with definition of the walls or foundations E02D 17/13; bulkheads or similar walls made solely of concrete in situ E02D 5/18; with a pair of buckets E02F 3/475)} [2013-01]
E02F 3/22
. . .
Component parts [2013-01]
E02F 3/24
. . . .
Digging wheels; Digging elements of wheels; Drives for wheels [2013-01]
E02F 3/241
. . . . .
{digging wheels} [2013-01]
E02F 3/243
. . . . .
{wheels rotatable in both directions} [2013-01]
E02F 3/245
. . . . .
{with digging elements mounted movable relative to the wheel} [2013-01]
E02F 3/246
. . . . .
{drives} [2013-01]
E02F 3/248
. . . . .
{Cleaning the wheels or emptying the digging elements mounted on the wheels, e.g. in combination with spoil removing equipment} [2013-01]
E02F 3/26
. . . .
Safety or control devices (safety devices in general F16P; controlling in general G05B) [2013-01]
E02F 3/28
. .
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 [2017-08]
E02F 3/283
. . .
{with a single arm pivoted directly on the chassis (linkage mechanism for it E02F 3/3405)} [2013-01]
E02F 3/286
. . . .
{telescopic or slidable (fork-lift trucks with a telescopic boom B66F 9/0655)} [2013-01]
E02F 3/30
. . .
with a dipper-arm pivoted on a cantilever beam {, i.e. boom} [2017-08]
E02F 3/301
. . . .
{with more than two arms (boom included), e.g. two-part boom with additional dipper-arm} [2013-01]
E02F 3/302
. . . .
{with an additional link} [2013-01]
E02F 3/303
. . . .
{with the dipper-arm or boom rotatable about its longitudinal axis} [2013-01]
E02F 3/304
. . . .
{with the dipper-arm slidably mounted on the boom (E02F 3/305 takes precedence)} [2013-01]
E02F 3/305
. . . .
{with the dipper-arm slidably mounted on the boom and the boom slidably mounted on the frame} [2013-01]
E02F 3/306
. . . .
{with telescopic dipper-arm or boom} [2013-01]
E02F 3/307
. . . .
{the boom and the dipper-arm being connected so as to permit relative movement in more than one plane} [2013-01]
E02F 3/308
. . . .
{working outwardly} [2013-01]
E02F 3/32
. . . .
working downwardly and towards the machine, e.g. with backhoes [2013-01]
E02F 3/325
. . . . .
{Backhoes of the miniature type} [2013-01]
E02F 3/34
. . .
with bucket-arms {, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms (with a single arm E02F 3/283)} directly pivoted on the frames of tractors or self-propelled machines [2016-08]
E02F 3/3402
. . . .
{the arms being telescopic (fork-lift trucks with a telescopic boom B66F 9/0655)} [2013-01]
E02F 3/3405
. . . .
{and comprising an additional linkage mechanism} [2013-01]
E02F 3/3408
. . . . .
{of the parallelogram-type} [2013-01]
E02F 3/3411
. . . . .
{of the Z-type} [2013-01]
E02F 3/3414
. . . .
{the arms being pivoted at the rear of the vehicle chassis, e.g. skid steer loader} [2013-01]
E02F 3/3417
. . . .
{Buckets emptying by tilting (E02F 3/342, E02F 3/345 take precedence)} [2013-01]
E02F 3/342
. . . .
Buckets emptying overhead (E02F 3/348 - E02F 3/358 take precedence) [2016-05]
E02F 3/345
. . . .
Buckets emptying side-ways (E02F 3/348 - E02F 3/358 take precedence) [2016-05]
E02F 3/348
. . . .
Buckets emptying into a collecting or conveying device [2013-01]
E02F 3/3483
. . . . .
{Buckets discharging on a conveyor or elevator mounted on the machine} [2016-05]
E02F 3/3486
. . . . .
{Buckets discharging overhead into a container mounted on the machine} [2013-01]
E02F 3/352
. . . .
Buckets movable along a fixed guide [2013-01]
E02F 3/355
. . . .
Buckets connected to the rear end of a tractor {not used} [2013-01]
E02F 3/358
. . . .
Bucket-arms pivoted on a turntable being part of a tractor frame {or buckets arranged on a turntable supported by the arms} [2013-01]
E02F 3/36
. . .
Component parts [2013-01]
E02F 3/3604
. . . .
{Devices to connect tools to arms, booms or the like} [2013-01]
E02F 3/3609
. . . . .
{of the quick acting type, e.g. controlled from the operator seat (quick-acting couplers to connect booms or arms to tractors E02F 3/627; quick-acting couplers for machines mounted on tractor A01B 59/06; couplings of the quick-acting type per se F16L 37/00)} [2013-01]
E02F 3/3613
. . . . . .
{with means for absorbing any play therebetween (E02F 3/364 takes precedence)} [2013-01]
E02F 3/3618
. . . . . .
{with two separating hooks} [2013-01]
E02F 3/3622
. . . . . .
{with a hook and a locking element acting on a pin} [2013-01]
E02F 3/3627
. . . . . .
{with a hook and a longitudinal locking element} [2013-01]
E02F 3/3631
. . . . . .
{with a hook and a transversal locking element} [2013-01]
E02F 3/3636
. . . . . .
{using two or four movable transversal pins} [2013-01]
E02F 3/364
. . . . . .
{using wedges} [2013-01]
E02F 3/3645
. . . . . .
{with auto-engagement means for automatic snap-on of the tool coupler part} [2013-01]
E02F 3/365
. . . . . .
{with redundant latching means, e.g. for safety purposes} [2013-01]
E02F 3/3654
. . . . . .
{with energy coupler, e.g. coupler for hydraulic or electric lines, to provide energy to drive(s) mounted on the tool} [2013-01]
E02F 3/3659
. . . . . .
{electrically-operated} [2013-01]
E02F 3/3663
. . . . . .
{hydraulically-operated} [2013-01]
E02F 3/3668
. . . . . .
{where engagement is effected by a mechanical lever or handle} [2013-01]
E02F 3/3672
. . . . . .
{where disengagement is effected by a mechanical lever or handle} [2013-01]
E02F 3/3677
. . . . .
{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} [2013-01]
E02F 3/3681
. . . . . .
{Rotators} [2013-01]
E02F 3/3686
. . . . .
{using adapters, i.e. additional element to mount between the coupler and the tool} [2013-01]
E02F 3/369
. . . .
{Devices to connect parts of a boom or an arm (devices to connect booms or arms to tractors E02F 3/627)} [2013-01]
E02F 3/3695
. . . .
{Arrangements for connecting dipper-arms to loaders or graders} [2013-01]
E02F 3/38
. . . .
Cantilever beams {, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms (for booms with cable suspension arrangements E02F 9/14 takes precedence)}; Dipper-arms {, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms}; Bucket-arms {(E02F 3/34 takes precedence)} [2016-08]
E02F 3/382
. . . . .
{Connections to the frame; Supports for booms or arms (devices to connect booms or arms to tractors or similar machines E02F 3/627; pivot joint assemblies in particular E02F 9/006)} [2013-01]
E02F 3/384
. . . . . .
{the boom being pivotable relative to the frame about a vertical axis} [2013-01]
E02F 3/386
. . . . . .
{the boom being laterally shiftable relative to the frame} [2013-01]
E02F 3/388
. . . . .
{Mechanical locking means for booms or arms against rotation, e.g. during transport of the machine (transporting-cranes B66C 23/344)} [2013-01]
E02F 3/40
. . . .
Dippers; Buckets {; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets (devices to connect tools to arms or booms E02F 3/3604; teeth therefor E02F 9/28)} [2023-08]
E02F 3/401
. . . . .
{Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload} [2013-01]
E02F 3/402
. . . . .
{with means for facilitating the loading thereof, e.g. conveyors} [2016-05]
E02F 3/404
. . . . . .
{comprising two parts movable relative to each other, e.g. for gripping} [2013-01]
E02F 3/405
. . . . . .
{using vibrating means (blades or levelling tools with vibrating teeth E02F 3/8155; vibrating rippers E02F 5/326)} [2013-01]
E02F 3/407
. . . . .
with ejecting {or other unloading} device [2013-01]
E02F 3/4075
. . . . . .
{Dump doors; Control thereof} [2013-01]
E02F 3/413
. . . . .
with grabbing device ({E02F 3/404 takes precedence; with grab buckets moved by cables or hoisting ropes E02F 3/47;} grab equipment for cranes B66C) [2013-01]
E02F 3/4131
. . . . . .
{mounted on a floating substructure (floating substructures per se E02F 9/06)} [2013-01]
E02F 3/4133
. . . . . .
{grabs carried out as loaders or mounted on a tractor} [2013-01]
E02F 3/4135
. . . . . .
{with grabs mounted directly on a boom} [2013-01]
E02F 3/4136
. . . . . .
{with grabs mounted on a slidable or telescopic boom or arm} [2013-01]
E02F 3/4138
. . . . . .
{the grab being emptied by flushing} [2013-01]
E02F 3/42
. . . .
Drives for dippers, buckets, dipper-arms or bucket-arms [2013-01]
E02F 3/422
. . . . .
{Drive systems for bucket-arms, front-end loaders, dumpers or the like} [2013-01]
E02F 3/425
. . . . .
{Drive systems for dipper-arms, backhoes or the like} [2013-01]
E02F 3/427
. . . . .
{with mechanical drives (by cables or hoisting ropes E02F 3/46 take precedence)} [2013-01]
E02F 3/43
. . . . .
Control of dipper or bucket position; Control of sequence of drive operations [2013-01]
E02F 3/431
. . . . . .
{for bucket-arms, front-end loaders, dumpers or the like} [2013-01]
E02F 3/432
. . . . . . .
{for keeping the bucket in a predetermined position or attitude} [2013-01]
E02F 3/433
. . . . . . . .
{horizontal, e.g. self-levelling} [2013-01]
E02F 3/434
. . . . . . .
{providing automatic sequences of movements, e.g. automatic dumping or loading, automatic return-to-dig} [2013-01]
E02F 3/435
. . . . . .
{for dipper-arms, backhoes or the like} [2013-01]
E02F 3/436
. . . . . . .
{for keeping the dipper in the horizontal position, e.g. self-levelling} [2013-01]
E02F 3/437
. . . . . . .
{providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant} [2013-01]
E02F 3/438
. . . . . . .
{Memorising movements for repetition, e.g. play-back capability} [2013-01]
E02F 3/439
. . . . . . .
{Automatic repositioning of the implement, e.g. automatic dumping, auto-return (E02F 3/438 takes precedence)} [2013-01]
E02F 3/46
. .
with reciprocating digging or scraping elements moved by cables or hoisting ropes {; Drives or control devices therefor (E02F 3/205, E02F 3/905 take precedence)} [2017-08]
E02F 3/47
. . .
with grab buckets (grab equipment for cranes B66C) [2013-01]
E02F 3/475
. . . .
{for making foundation slots (slotting machines with a pair of digging wheels E02F 3/205)} [2013-01]
E02F 3/48
. . .
Drag-lines [2013-01]
E02F 3/50
. . .
with buckets or other digging elements moved along a rigid guideway [2013-01]
E02F 3/52
. . .
Cableway excavators (cable cranes B66C) [2013-01]
E02F 3/54
. . .
Cable scrapers {(E02F 3/48, E02F 3/52 take precedence)} [2013-01]
E02F 3/56
. . . .
with hand-controlled scraper or other digging elements [2013-01]
E02F 3/58
. . .
Component parts {(E02F 9/14, E02F 3/905 take precedence)} [2013-01]
E02F 3/60
. . . .
Buckets, scrapers, or other digging elements [2013-01]
E02F 3/627
. .
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 se E02F 3/382; connection of scraper bowls to the vehicle main body E02F 3/653; connecting devices for agriculture tractors A01B 59/06)} [2017-08]
E02F 3/6273
. . .
{using legs to support the beams or arms on the ground during the connecting process} [2013-01]
E02F 3/6276
. . .
{on one side of the frame} [2013-01]
E02F 3/633
. . .
Drives therefor {(not used, see E02F 3/627)} [2013-01]
E02F 3/64
. .
Buckets cars, i.e. having scraper bowls {(for cable scrapers E02F 3/54 takes precedence; soil working machines in agriculture A01B)} [2013-01]
E02F 3/6409
. . .
{Self-propelled scrapers} [2013-01]
E02F 3/6418
. . . .
{with rotatable scraper bowls for dumping the soil (with only elements of the scraper bowls being pivotable E02F 3/6427)} [2013-01]
E02F 3/6427
. . . .
{with elements of the scraper bowls being pivotable for dumping the soil (E02F 3/6445 take precedence; with an ejector having translational movement E02F 3/6436)} [2013-01]
E02F 3/6436
. . . .
{with scraper bowls with an ejector having translational movement for dumping the soil (E02F 3/6445 takes precedence)} [2013-01]
E02F 3/6445
. . . .
{with conveying means for emptying the scraper bowl} [2013-01]
E02F 3/6454
. . .
{Towed (i.e. pulled or pushed) scrapers} [2013-01]
E02F 3/6463
. . . .
{with rotatable scraper bowls for dumping the soil (with only elements of the scraper bowls being pivotable E02F 3/6472)} [2013-01]
E02F 3/6472
. . . .
{with elements of the scraper bowls being pivotable for dumping the soil (E02F 3/649 takes precedence; with an ejector having translational movement E02F 3/6481)} [2013-01]
E02F 3/6481
. . . .
{with scraper bowls with an ejector having translational movement for dumping the soil (E02F 3/649 takes precedence)} [2013-01]
E02F 3/649
. . . .
{with conveying means for emptying the scraper bowl} [2013-01]
E02F 3/65
. . .
Component parts, e.g. drives, control devices [2013-01]
E02F 3/651
. . . .
{Hydraulic or pneumatic drives; Electric or electro-mechanical control devices (E02F 3/652, E02F 3/653 take precedence)} [2013-01]
E02F 3/652
. . . .
{Means to adjust the height of the scraper bowls, e.g. suspension means, tilt control, earth damping control} [2013-01]
E02F 3/653
. . . .
{Connection mechanisms to the main body of the machine (connection of tools to dipper-arms, booms, bucket-arms E02F 3/3604; connection of beams or booms or arms to tractors in general E02F 3/627)} [2013-01]
E02F 3/654
. . . .
{Scraper bowls and components mounted on them} [2013-01]
E02F 3/655
. . . . .
{Loading or elevator mechanisms (loading devices for excavators in general E02F 7/04)} [2017-08]
E02F 3/656
. . . . .
{Ejector or dumping mechanisms (for buckets mounted on a dipper-arm or bucket arms E02F 3/407)} [2013-01]
E02F 3/657
. . . . .
{Means to prevent the spilling of dredged material, e.g. apron, baffle} [2013-01]
E02F 3/658
. . . . .
{Cutting edge (for graders or bulldozer blades E02F 3/8152, E02F 3/8155; teeth per se E02F 9/28)} [2013-01]
E02F 3/659
. . . . .
{Conveying means for emptying scraper bowls (conveying equipment for excavators in general E02F 7/02)} [2013-01]
E02F 3/76
. .
Graders, bulldozers, or the like with scraper plates or ploughshare-like elements (soil-working A01B); Levelling {scarifying} devices {(street cleaning E01H; construction of roads E01C 19/00, E01C 23/00)} [2013-01]
E02F 3/7604
. . .
{Combinations of scraper blades with soil loosening tools working independently of scraper blades (soil loosening attachments fixed on blades E02F 3/8152, E02F 3/8155)} [2013-01]
E02F 3/7609
. . .
{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} [2013-01]
E02F 3/7613
. . . .
{with the scraper blade adjustable relative to the pivoting arms about a vertical axis, e.g. angle dozers} [2013-01]
E02F 3/7618
. . . .
{with the scraper blade adjustable relative to the pivoting arms about a horizontal axis} [2013-01]
E02F 3/7622
. . .
{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} [2013-01]
E02F 3/7627
. . . .
{with the scraper blade adjustable relative to the frame about a vertical axis} [2013-01]
E02F 3/7631
. . . .
{with the scraper blade adjustable relative to the frame about a horizontal axis} [2013-01]
E02F 3/7636
. . .
{Graders with the scraper blade mounted under the tractor chassis} [2013-01]
E02F 3/764
. . . .
{with the scraper blade being pivotable about a vertical axis} [2013-01]
E02F 3/7645
. . . .
{with the scraper blade being pivotable about a horizontal axis disposed parallel to the blade} [2013-01]
E02F 3/765
. . . .
{with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade} [2013-01]
E02F 3/7654
. . . .
{with the scraper blade being horizontally movable into a position near the chassis} [2013-01]
E02F 3/7659
. . . .
{with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the chassis} [2013-01]
E02F 3/7663
. . .
{Graders with the scraper blade mounted under a frame supported by wheels, or the like} [2013-01]
E02F 3/7668
. . . .
{with the scraper blade being pivotable about a vertical axis} [2013-01]
E02F 3/7672
. . . .
{with the scraper blade being pivotable about a horizontal axis disposed parallel to the blade} [2013-01]
E02F 3/7677
. . . .
{with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade} [2013-01]
E02F 3/7681
. . . .
{with the scraper blade being horizontally movable into a position near the frame} [2013-01]
E02F 3/7686
. . . .
{with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the frame} [2013-01]
E02F 3/769
. . .
{Graders, bulldozers, or the like comprising loaders} [2013-01]
E02F 3/7695
. . .
{Graders, bulldozers or the like comprising elevators or conveyors} [2016-05]
E02F 3/78
. . .
with rotating digging elements [2013-01]
E02F 3/783
. . . .
{having a horizontal axis of rotation} [2013-01]
E02F 3/786
. . . .
{having a vertical axis of rotation} [2013-01]
E02F 3/80
. . .
Component parts [2013-01]
E02F 3/815
. . . .
Blades; Levelling {or scarifying} tools {(E02F 3/40 takes precedence)} [2013-01]
E02F 3/8152
. . . . .
{Attachments therefor, e.g. wear resisting parts, cutting edges (E02F 3/8155, E02F 3/8157 take precedence; teeth per se E02F 9/28)} [2013-01]
E02F 3/8155
. . . . .
{provided with movable parts, e.g. cutting discs, vibrating teeth or the like} [2013-01]
E02F 3/8157
. . . . .
{Shock absorbers; Supports, e.g. skids, rollers; Devices for compensating wear-and-tear, or the like} [2013-01]
E02F 3/84
. . . .
Drives or control devices therefor {, e.g. hydraulic drive systems} [2017-08]
E02F 3/841
. . . . .
{Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine (construction of roads E01C 19/008)} [2013-01]
E02F 3/842
. . . . . .
{using electromagnetic, optical or photoelectric beams, e.g. laser beams} [2013-01]
E02F 3/844
. . . . .
{for positioning the blade, e.g. hydraulically} [2013-01]
E02F 3/845
. . . . . .
{using mechanical sensors to determine the blade position, e.g. inclinometers, gyroscopes, pendulums} [2013-01]
E02F 3/847
. . . . . .
{using electromagnetic, optical or acoustic beams to determine the blade position, e.g. laser beams} [2013-01]
E02F 3/848
. . . . . .
{using cable drums} [2013-01]
E02F 3/88
. .
with arrangements acting by a sucking or forcing effect, e.g. suction dredgers (pumps in general F04) [2013-01]
E02F 3/8808
. . .
{Stationary installations, e.g. installations using spuds or other stationary supports (spuds on floating substructures per se E02F 9/062; cleaning the beds of waterways E02B 3/02)} [2013-01]
E02F 3/8816
. . .
{Mobile land installations} [2013-01]
E02F 3/8825
. . . .
{wherein at least a part of the soil-shifting equipment is mounted on a dipper-arm, backhoes or the like} [2013-01]
E02F 3/8833
. . .
{Floating installations (floating substructures per se E02F 9/06)} [2013-01]
E02F 3/8841
. . . .
{wherein at least a part of the soil-shifting equipment is mounted on a ladder or boom} [2013-01]
E02F 3/885
. . . .
{self propelled, e.g. ship} [2013-01]
E02F 3/8858
. . .
{Submerged units (self propelled units for burying conduits or cables in trenches under water E02F 5/105)} [2013-01]
E02F 3/8866
. . . .
{self propelled} [2013-01]
E02F 3/8875
. . . .
{pulled or pushed} [2013-01]
E02F 3/8883
. . .
{Using the force of explosions, e.g. by the use of internal combustion engines} [2013-01]
E02F 3/8891
. . .
{wherein at least a part of the soil-shifting equipment is handheld} [2013-01]
E02F 3/90
. . .
Component parts {, e.g. arrangement or adaptation of pumps} [2016-08]
E02F 3/902
. . . .
{for modifying the concentration of the dredged material, e.g. relief valves preventing the clogging of the suction pipe} [2013-01]
E02F 3/905
. . . .
{Manipulating or supporting suction pipes or ladders; Mechanical supports or floaters therefor; pipe joints for suction pipes (for heave compensation E02F 9/067 takes precedence; pipelines per se E02F 7/10; joints for pipes in general F16L)} [2013-01]
E02F 3/907
. . . .
{Measuring or control devices, e.g. control units, detection means or sensors (E02F 3/902 takes precedence)} [2013-01]
E02F 3/92
. . . .
Digging elements, e.g. suction heads [2013-01]
E02F 3/9206
. . . . .
{Digging devices using blowing effect only, like jets or propellers (E02F 5/107 takes precedence; passive suction heads with jets E02F 3/925; active suction heads with jets E02F 3/9262; drilling by jets E21B 7/18; slitting by jets E21C 25/60)} [2013-01]
E02F 3/9212
. . . . .
{Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel (E02F 3/9287 takes precedence; active suction heads E02F 3/9256)} [2017-08]
E02F 3/9218
. . . . . .
{with jets} [2013-01]
E02F 3/9225
. . . . . .
{with rotating cutting elements} [2013-01]
E02F 3/9231
. . . . . . .
{Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe} [2013-01]
E02F 3/9237
. . . . . . .
{Suction wheels with axis of rotation in transverse direction of the longitudinal axis of the suction pipe} [2013-01]
E02F 3/9243
. . . . .
{Passive suction heads with no mechanical cutting means (E02F 5/108 takes precedence)} [2013-01]
E02F 3/925
. . . . . .
{with jets} [2013-01]
E02F 3/9256
. . . . .
{Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head (E02F 5/108 takes precedence)} [2013-01]
E02F 3/9262
. . . . . .
{with jets} [2013-01]
E02F 3/9268
. . . . . .
{with rotating cutting elements} [2013-01]
E02F 3/9275
. . . . . . .
{with axis of rotation parallel to longitudinal axis of the suction pipe} [2013-01]
E02F 3/9281
. . . . . . .
{with axis of rotation in horizontal and transverse direction of the suction pipe} [2013-01]
E02F 3/9287
. . . . .
{Vibrating suction heads} [2013-01]
E02F 3/9293
. . . . .
{Component parts of suction heads, e.g. edges, strainers for preventing the entry of stones or the like} [2013-01]
E02F 3/94
. . . .
Apparatus for separating stones from the dredged material {, i.e. separating or treating dredged material (screening plants mounted on dredger therefor E02F 7/06)} [2017-08]
E02F 3/945
. . . . .
{for environmental purposes} [2013-01]
E02F 3/96
. .
with arrangements for alternate {or simultaneous} use of different digging elements {(E02F 3/7604, E02F 3/769, E02F 3/78 take precedence; quick-acting devices to connect tools to arms or booms E02F 3/3609, for arms to tractors or the like E02F 3/627)} [2013-01]
E02F 3/961
. . .
{with several digging elements or tools mounted on one machine (for backhoes E02F 3/964 takes precedence)} [2013-01]
E02F 3/962
. . .
{Mounting of implements directly on tools already attached to the machine (E02F 3/404 and E02F 3/8152 take precedence)} [2013-01]
E02F 3/963
. . .
{Arrangements on backhoes for alternate use of different tools (backhoes per se E02F 3/30; quick-acting devices to connect tools to arms E02F 3/3609, for arms to tractors or the like E02F 3/627)} [2013-01]
E02F 3/964
. . . .
{of several tools mounted on one machine (E02F 3/962 takes precedence)} [2013-01]
E02F 3/965
. . .
{of metal-cutting or concrete-crushing implements (shearing devices B23D 17/00; wrecking of buildings, e.g. tools therefor, E04G 23/08)} [2013-01]
E02F 3/966
. . .
{of hammer-type tools (arrangements for breaking-up hard ground E02F 5/305; percussion -type rippers E02F 5/323)} [2013-01]
E02F 3/967
. . .
{of compacting-type tools (compacting tools in combination with special-purpose dredges or soil-shifting machines E02F 5/30)} [2013-01]
E02F 3/968
. . .
{Storing, handling or otherwise manipulating tools when detached from the machine (E02F 3/6273 takes precedence)} [2013-01]
E02F 5/00
Dredgers or soil-shifting machines for special purposes [2013-01]
E02F 5/003
.
{for uncovering conduits} [2013-01]
E02F 5/006
.
{adapted for working ground under water not otherwise provided for (E02F 3/081, E02F 3/4131, E02F 3/8833, E02F 5/104, E02F 5/125, E02F 7/005, E02F 7/023, E02F 7/065, E02F 9/026, E02F 9/045, E02F 9/06 take precedence)} [2013-01]
E02F 5/02
.
for digging trenches or ditches ({machines for making foundation slots E02F 3/205, E02F 3/475 take precedence}; agricultural ploughs for working ridges A01B 13/02) [2013-01]
E02F 5/022
. .
{with tools digging laterally with respect to the frame} [2013-01]
E02F 5/025
. .
{with scraper-buckets, dippers or shovels} [2013-01]
E02F 5/027
. .
{with coulters, ploughs, scraper plates, or the like (E02F 5/102, E02F 5/103, E02F 5/106 take precedence)} [2013-01]
E02F 5/04
. .
with digging screws {(E02F 5/109 takes precedence; with digging screws per se E02F 3/06)} [2013-01]
E02F 5/06
. .
with digging elements mounted on an endless chain {(E02F 5/109 takes precedence; with digging elements mounted on an endless chain per se E02F 3/08)} [2013-01]
E02F 5/08
. .
with digging wheels turning round an axis {(E02F 5/109 takes precedence; with digging wheels per se E02F 3/18)} [2013-01]
E02F 5/10
. .
with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables (laying pipes per se F16L 1/00, making pipes in situ F16L 1/038; laying electric cables per se H02G 1/06; {drainage device- laying apparatus E02B 11/02}) [2013-01]
E02F 5/101
. . .
{forming during digging, e.g. underground canalisations or conduits, by bending or twisting a strip of pliable material; by extrusion} [2013-01]
E02F 5/102
. . .
{operatively associated with mole-ploughs, coulters (rippers E02F 5/32)} [2013-01]
E02F 5/103
. . . .
{with oscillating or vibrating digging tools} [2013-01]
E02F 5/104
. . .
{for burying conduits or cables in trenches under water (floating substructures per se E02F 9/06)} [2013-01]
E02F 5/105
. . . .
{self-propulsed units moving on the underwater bottom} [2013-01]
E02F 5/106
. . . .
{using ploughs, coulters, rippers} [2013-01]
E02F 5/107
. . . .
{using blowing-effect devices, e.g. jets (digging devices using a blowing effect per se E02F 3/9206)} [2013-01]
E02F 5/108
. . . .
{using suction-effect devices (suction heads per se E02F 3/9243, E02F 3/9256)} [2013-01]
E02F 5/109
. . . .
{using rotating digging elements (rotating digging elements per se E02F 3/18)} [2013-01]
E02F 5/12
. .
with equipment for back-filling trenches or ditches [2013-01]
E02F 5/125
. . .
{underwater} [2013-01]
E02F 5/14
. .
Component parts for trench excavators, e.g. indicating devices {travelling gear chassis, supports, skids} [2013-01]
E02F 5/145
. . .
{control and indicating devices} [2013-01]
E02F 5/16
.
Machines for digging other holes in the soil (earth drilling E21) [2013-01]
E02F 5/18
. .
for horizontal holes {or inclined holes} [2013-01]
E02F 5/20
. .
for vertical holes [2013-01]
E02F 5/22
.
for making embankments; for back-filling (in combination with trench excavators E02F 5/12) [2013-01]
E02F 5/223
. .
{for back-filling (in association with trench excavators E02F 5/12)} [2013-01]
E02F 5/226
. . .
{with means for processing the soil, e.g. screening belts, separators; Padding machines} [2013-01]
E02F 5/24
. .
Depositing dredged material in mounds [2013-01]
E02F 5/26
. .
Combined conveying-bridges and dredgers [2013-01]
E02F 5/28
.
for cleaning watercourses or other ways {(stream regulation E02B 3/02)} [2013-01]
E02F 5/282
. .
{with rotating cutting or digging tools} [2013-01]
E02F 5/285
. .
{with drag buckets or scraper plates} [2013-01]
E02F 5/287
. .
{with jet nozzles (digging devices with blowing effect per se E02F 3/9206)} [2013-01]
E02F 5/30
.
Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil [2017-05]
E02F 5/305
. .
{Arrangements for breaking-up hard ground (E02F 5/32 takes precedence; hammer-type tools E02F 3/966; breaking-up paving of roads or the like E01C 23/12; breaking-up subaqueous rock E02B 3/02)} [2013-01]
E02F 5/32
. .
Rippers {(E02F 5/106 takes precedence, ripper or scarifying teeth mounted on blades E02F 3/8152; ripper tips E02F 9/2875)} [2013-01]
E02F 5/323
. . .
{Percussion-type rippers} [2013-01]
E02F 5/326
. . .
{oscillating or vibrating} [2013-01]
E02F 7/00
Equipment for conveying or separating excavated material (barges adapted for carrying-away material from floating dredgers B63B 35/28) [2013-01]
E02F 7/005
.
{conveying material from the underwater bottom (by pipelines E02F 7/10; suction dredgers E02F 3/88)} [2013-01]
E02F 7/02
.
Conveying equipment mounted on a dredger (conveyors in general B65G) [2019-01]
E02F 7/023
. .
{mounted on a floating dredger} [2013-01]
E02F 7/026
. .
{mounted on machines equipped with dipper- or bucket-arms} [2013-01]
E02F 7/04
.
Loading devices mounted on a dredger or an excavator (loading devices in general B65G ){hopper dredgers, also equipment for unloading the hopper} [2013-01]
E02F 7/06
.
Delivery chutes or screening plants {or mixing plants} mounted on dredgers or excavators ({for back-filling E02F 5/226 takes precedence}; separating equipment in general B03; delivery chutes in general B65G) [2013-01]
E02F 7/065
. .
{mounted on a floating dredger} [2013-01]
E02F 7/10
.
Pipelines for conveying excavated materials (pipes in general F16L; pipe-lines systems F17D {; conveying by liquid pressure B65G 53/30}) [2017-08]
E02F 9/00
Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F 3/00 - E02F 7/00 (laying-out or take-up devices for trailing electric cables B66C) [2016-05]
E02F 9/003
.
{Devices for transporting the soil-shifting machines or excavators, e.g. by pushing them or by hitching them to a tractor} [2013-01]
E02F 9/006
.
{Pivot joint assemblies (in general F16C 11/04)} [2013-01]
E02F 9/02
.
Travelling-gear, e.g. associated with slewing gears ({drives therefor E02F 9/20}; for motor vehicles B60B, B60G; undercarriages for locomotives or railroad cars B61F; track-laying vehicles B62D; for cranes B66C 23/18) [2017-08]
E02F 9/022
. .
{for moving on rails} [2013-01]
E02F 9/024
. .
{with laterally or vertically adjustable wheels or tracks (for vehicles in general B60B 35/10; B62D 55/084)} [2013-01]
E02F 9/026
. .
{for moving on the underwater bottom (marine propulsion by direct engagement with water-bed or ground B63H 19/08)} [2013-01]
E02F 9/028
. .
{with arrangements for levelling the machine (hydraulic drives therefor E02F 9/2257)} [2013-01]
E02F 9/04
. .
Walking gears moving the dredger forward step-by-step [2013-01]
E02F 9/045
. . .
{for moving on the underwater bottom (for artificial islands E02B 17/022; marine propulsion by direct engagement with water-bed or ground B63H 19/08)} [2013-01]
E02F 9/06
.
Floating substructures as supports {(floating installations with arrangements acting by a sucking or forcing effect E02F 3/8833)} [2013-01]
E02F 9/062
. .
{Advancing equipment, e.g. spuds for floating dredgers} [2013-01]
E02F 9/065
. . .
{characterised by the use of lines with anchors and winches} [2013-01]
E02F 9/067
. .
{with arrangements for heave compensation (for drilling structures E21B 19/09; for lifting devices B66C 13/02)} [2013-01]
E02F 9/08
.
Superstructures; Supports for superstructures {(arrangements for travelling gear, e.g. undercarriages for wheels, crawlers, caterpillars E02F 9/02; for motor vehicles B62D 25/00, B62D 33/00)} [2013-01]
E02F 9/0808
. .
{Improving mounting or assembling, e.g. frame elements, disposition of all the components on the superstructures (for disposition of specific components, E02F 9/0858)} [2013-01]
E02F 9/0816
. . .
{Welded frame structure} [2013-01]
E02F 9/0825
. . .
{Cast frame structure} [2013-01]
E02F 9/0833
. .
{Improving access, e.g. for maintenance, steps for improving driver's access, handrails} [2013-01]
E02F 9/0841
. .
{Articulated frame, i.e. having at least one pivot point between two travelling gear units (tractor-trailer combinations B62D 53/00)} [2013-01]
E02F 9/085
. .
{Ground-engaging fitting for supporting the machines while working, e.g. outriggers, legs (for vehicles in general B60S 9/00, for cranes B66C 23/78)} [2013-01]
E02F 9/0858
. .
{Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units (E02F 9/16, E02F 9/18 take precedence)} [2013-01]
E02F 9/0866
. . .
{Engine compartment, e.g. heat exchangers, exhaust filters, cooling devices, silencers, mufflers, position of hydraulic pumps in the engine compartment} [2013-01]
E02F 9/0875
. . .
{Arrangement of valve arrangements on superstructures (arrangement of hydraulic hoses E02F 9/2275 takes precedence; valves per se E02F 9/2267)} [2013-01]
E02F 9/0883
. . .
{Tanks, e.g. oil tank, urea tank, fuel tank (for vehicles in general B60K 15/00)} [2013-01]
E02F 9/0891
. . .
{Lids or bonnets or doors or details thereof (doors for cabins E02F 9/163 takes precedence; for motor vehicles B62D 25/10)} [2013-01]
E02F 9/10
. .
Supports for movable superstructures mounted on travelling or walking gears or on other superstructures [2013-01]
E02F 9/12
. . .
Slewing or traversing gears (roller and ball bearings F16C) [2013-01]
E02F 9/121
. . . .
{Turntables, i.e. structure rotatable about 360°} [2017-08]
E02F 9/123
. . . . .
{Drives or control devices specially adapted therefor (E02F 9/125 and E02F 9/128 take precedence)} [2013-01]
E02F 9/125
. . . . .
{Locking devices} [2013-01]
E02F 9/126
. . . . .
{Lubrication systems} [2013-01]
E02F 9/128
. . . . .
{Braking systems} [2013-01]
E02F 9/14
.
Booms {only for booms with cable suspension arrangements (for booms or manipulators with cable suspensions for suction pipes E02F 3/905 takes precedence; for booms per se E02F 3/38; E02F 3/34 for bucket-arms)}; Cable suspensions [2013-01]
E02F 9/16
.
Cabins, platforms, or the like, for drivers ({for motor vehicles in general B62D 33/06}, for cranes B66C 13/54) [2013-01]
E02F 9/163
. .
{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 E02F 9/0833 takes precedence; for vehicles in general B60R 21/11, B60R 21/13, for fork-lift trucks B66F 9/07545)} [2013-01]
E02F 9/166
. .
{movable, tiltable or pivoting, e.g. movable seats, dampening arrangements of cabins (seats for vehicles in general B60N 2/00)} [2013-01]
E02F 9/18
.
Counterweights {(for cranes B66C 23/72, for tractors B62D 49/085)} [2013-01]
E02F 9/20
.
Drives; Control devices (gearings in general F16H; controlling in general G05; electric multi-motor drives H02K, H02P) [2013-01]
E02F 9/2004
. .
{Control mechanisms, e.g. control levers (control levers per se G05G)} [2013-01]
E02F 9/2008
. . .
{Control mechanisms in the form of the machine in the reduced scale model} [2013-01]
E02F 9/2012
. . .
{Setting the functions of the control levers, e.g. changing assigned functions among operations levers, setting functions dependent on the operator or seat orientation} [2013-01]
E02F 9/2016
. .
{Winches (winches per se B66D)} [2013-01]
E02F 9/202
. .
{Mechanical transmission, e.g. clutches, gears (clutches per se F16D, gears per se F16H)} [2013-01]
E02F 9/2025
. .
{Particular purposes of control systems not otherwise provided for (E02F 3/16, E02F 3/26, sub-groups of E02F 3/43, E02F 3/651, sub-groups of E02F 3/84, E02F 3/907, E02F 5/145 take precedence)} [2013-01]
E02F 9/2029
. . .
{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 E02F 9/2203, E02F 9/2221 and E02F 9/2253 take precedence)} [2013-01]
E02F 9/2033
. . .
{Limiting the movement of frames or implements, e.g. to avoid collision between implements and the cabin (sub-groups of E02F 3/431 of E02F 3/435 take precedence; for turntables E02F 9/123)} [2013-01]
E02F 9/2037
. . .
{Coordinating the movements of the implement and of the frame} [2013-01]
E02F 9/2041
. . .
{Automatic repositioning of implements, i.e. memorising determined positions of the implement (for dipper-arms or bucket-arms E02F 3/434, E02F 3/437, E02F 3/438, E02F 3/439 take precedence)} [2013-01]
E02F 9/2045
. . .
{Guiding machines along a predetermined path (for graders E02F 3/841; machines for construction of roads E01C 19/004)} [2013-01]
E02F 9/205
. . .
{Remotely operated machines, e.g. unmanned vehicles (E02F 3/8866 takes precedence)} [2013-01]
E02F 9/2054
. . .
{Fleet management} [2013-01]
E02F 9/2058
. .
{Electric or electro-mechanical or mechanical control devices of vehicle sub-units (for vehicles in general B60W)} [2013-01]
E02F 9/2062
. . .
{Control of propulsion units (for control of the prime mover depending on the load in a hydraulic or pneumatic drive E02F 9/2246)} [2013-01]
E02F 9/2066
. . . .
{of the type combustion engines} [2013-01]
E02F 9/207
. . . .
{of the type electric propulsion units, e.g. electric motors or generators} [2013-01]
E02F 9/2075
. . . .
{of the hybrid type (for vehicles in general B60W 20/00)} [2013-01]
E02F 9/2079
. . .
{Control of mechanical transmission (for hydrostatic transmission or hydraulic torque converter E02F 9/2253)} [2013-01]
E02F 9/2083
. . .
{Control of vehicle braking systems} [2013-01]
E02F 9/2087
. . .
{Control of vehicle steering (for steering with hydraulic or pneumatic drives E02F 9/225)} [2013-01]
E02F 9/2091
. . .
{Control of energy storage means for electrical energy, e.g. battery or capacitors (energy recovery arrangements in hydraulic or pneumatic drives E02F 9/2217)} [2013-01]
E02F 9/2095
. . .
{Control of electric, electro-mechanical or mechanical equipment not otherwise provided for, e.g. ventilators, electro-driven fans (control of hydraulic driven equipment E02F 9/22)} [2013-01]
E02F 9/22
. .
Hydraulic or pneumatic drives {(for dipper or bucket arm position control E02F 3/43, for blade position control for graders E02F 3/844; for turntables E02F 9/121; for fork-lift trucks B66F 9/22)} [2013-01]
E02F 9/2203
. . .
{Arrangements for controlling the attitude of actuators, e.g. speed, floating function} [2013-01]
E02F 9/2207
. . . .
{for reducing or compensating oscillations} [2013-01]
E02F 9/221
. . . .
{for generating actuator vibration (buckets with vibrating means E02F 3/405)} [2013-01]
E02F 9/2214
. . . .
{for reducing the shock generated at the stroke end} [2013-01]
E02F 9/2217
. . .
{with energy recovery arrangements, e.g. using accumulators, flywheels} [2013-01]
E02F 9/2221
. . .
{Control of flow rate; Load sensing arrangements (E02F 9/2203 take precedence over E02F 9/2221)} [2013-01]
E02F 9/2225
. . . .
{using pressure-compensating valves} [2013-01]
E02F 9/2228
. . . . .
{including an electronic controller} [2013-01]
E02F 9/2232
. . . .
{using one or more variable displacement pumps} [2013-01]
E02F 9/2235
. . . . .
{including an electronic controller} [2013-01]
E02F 9/2239
. . . .
{using two or more pumps with cross-assistance} [2013-01]
E02F 9/2242
. . . . .
{including an electronic controller} [2013-01]
E02F 9/2246
. . .
{Control of prime movers, e.g. depending on the hydraulic load of work tools} [2013-01]
E02F 9/225
. . .
{Control of steering, e.g. for hydraulic motors driving the vehicle tracks (steering in general B62D)} [2013-01]
E02F 9/2253
. . .
{Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission} [2013-01]
E02F 9/2257
. . .
{Vehicle levelling or suspension systems (suspensions for vehicles in general B60G)} [2013-01]
E02F 9/226
. . .
{Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating} [2013-01]
E02F 9/2264
. . .
{Arrangements or adaptations of elements for hydraulic drives} [2013-01]
E02F 9/2267
. . . .
{Valves or distributors (position of valves arrangements on upper-structures E02F 9/0875)} [2013-01]
E02F 9/2271
. . . .
{Actuators and supports therefor and protection therefor} [2013-01]
E02F 9/2275
. . . .
{Hoses and supports therefor and protection therefor} [2013-01]
E02F 9/2278
. . .
{Hydraulic circuits} [2019-08]
E02F 9/2282
. . . .
{Systems using center bypass type changeover valves} [2013-01]
E02F 9/2285
. . . .
{Pilot-operated systems} [2013-01]
E02F 9/2289
. . . .
{Closed circuit} [2013-01]
E02F 9/2292
. . . .
{Systems with two or more pumps} [2013-01]
E02F 9/2296
. . . .
{Systems with a variable displacement pump} [2013-01]
E02F 9/24
.
Safety devices {, e.g. for preventing overload (E02F 9/226 takes precedence)} [2016-08]
E02F 9/245
. .
{for preventing damage to underground objects during excavation, e.g. indicating buried pipes or the like (detection of pipes in the ground F16L 1/11)} [2013-01]
E02F 9/26
.
Indicating devices {(E02F 5/145 takes precedence)} [2013-01]
E02F 9/261
. .
{Surveying the work-site to be treated} [2013-01]
E02F 9/262
. . .
{with follow-up actions to control the work tool, e.g. controller} [2013-01]
E02F 9/264
. .
{Sensors and their calibration for indicating the position of the work tool} [2013-01]
E02F 9/265
. . .
{with follow-up actions (e.g. control signals sent to actuate the work tool)} [2013-01]
E02F 9/267
. .
{Diagnosing or detecting failure of vehicles} [2013-01]
E02F 9/268
. . .
{with failure correction follow-up actions} [2013-01]
E02F 9/28
.
Small metalwork for digging elements, e.g. teeth {scraper bits (ploughs for agriculture A01B 15/00; teeth of harrows A01B 23/02)} [2013-01]
E02F 9/2808
. .
{Teeth} [2013-01]
E02F 9/2816
. . .
{Mountings therefor} [2013-01]
E02F 9/2825
. . . .
{using adapters} [2013-01]
E02F 9/2833
. . . .
{Retaining means, e.g. pins} [2013-01]
E02F 9/2841
. . . . .
{resilient} [2013-01]
E02F 9/285
. . .
{characterised by the material used} [2013-01]
E02F 9/2858
. . .
{characterised by shape} [2013-01]
E02F 9/2866
. .
{for rotating digging elements (for milling machines B28D 1/186; for mining machines E21C 35/18)} [2013-01]
E02F 9/2875
. .
{Ripper tips} [2013-01]
E02F 9/2883
. .
{Wear elements for buckets or implements in general} [2013-01]
E02F 9/2891
. .
{Tools for assembling or disassembling} [2013-01]