Dredgers Soil-shifting machines

EFIXED CONSTRUCTIONS E02Hydraulic engineering E02FDREDGING SOIL-SHIFTING

E02F3/00Dredgers Soil-shifting machines

E02F3/02hand-operated; handheld soil shifting equipment acting by sucking E02F3/8891 E02F3/04mechanically-driven E02F3/045with oscillating digging tools E02F3/06with digging screws E02F3/08with digging elements on an endless chain E02F3/081mounted on floating substructures E02F3/082including a belt-type conveyor for transporting the excavated material E02F3/083including a screw-type conveyor for transporting the excavated material E02F3/085with auxiliary or additional digging elements other than digging elements on an endless chain E02F3/086vertically shiftable relative to the frame E02F3/087with digging unit working in a plane inclined to the direction of travel E02F3/088pivotable relative to the frame E02F3/10with tools that only loosen the material E02F3/12Component parts E02F3/14Buckets Chains Guides for buckets or chains Drives for chains not used, see subgroups E02F3/141buckets E02F3/142tools mounted on buckets or chains which loosen the soil E02F3/143chains; chain links; scraper chains E02F3/144emptying or cleaning the buckets E02F3/145drives E02F3/146guides for chains or buckets E02F3/147arrangements for the co-operation between buckets or buckets and wheels E02F3/148wheels, sprokets E02F3/16Safety or control devices E02F3/18with digging wheels turning round an axis E02F3/181including a conveyor E02F3/183with digging unit shiftable relative to the frame E02F3/185with digging unit mounted in a plane which is inclined to the direction of travel; with tools digging laterally with respect to the frame E02F3/186with the axis being substantially parallel to the direction of travel E02F3/188with the axis being horizontal and transverse to the direction of travel E02F3/20with tools that only loosen the material E02F3/205with a pair of digging wheels E02F3/22Component parts E02F3/24Digging wheels Digging elements of wheels Drives for wheels E02F3/241digging wheels E02F3/243wheels rotatable in both directions E02F3/245with digging elements mounted movable relative to the wheel E02F3/246drives E02F3/248Cleaning the wheels or emptying the digging elements mounted on the wheels E02F3/26Safety or control devices E02F3/28with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms E02F3/283with a single arm pivoted directly on the chassis E02F3/286telescopic or slidable E02F3/30with a dipper-arm pivoted on a cantilever beam E02F3/301with more than two arms (boom included) E02F3/302with an additional link E02F3/303with the dipper-arm or boom rotatable about its longitudinal axis E02F3/304with the dipper-arm slidably mounted on the boom E02F3/305with the dipper-arm slidably mounted on the boom and the boom slidably mounted on the frame E02F3/306with telescopic dipper-arm or boom E02F3/307the boom and the dipper-arm being connected so as to permit relative movement in more than one plane E02F3/308working outwardly E02F3/32working downwardly and towards the machine E02F3/325Backhoes of the miniature type E02F3/34with bucket-arms i.e. a pair of arms E02F3/3402the arms being telescopic E02F3/3405and comprising an additional linkage mechanism E02F3/3408of the parallelogram-type E02F3/3411of the Z-type E02F3/3414the arms being pivoted at the rear of the vehicle chassis E02F3/3417Buckets emptying by tilting E02F3/342Buckets emptying overhead E02F3/345Buckets emptying side-ways E02F3/348Buckets emptying into a collecting or conveying device E02F3/3483Buckets discharging on a conveyor or elevator mounted on the machine E02F3/3486Buckets discharging overhead into a container mounted on the machine E02F3/352Buckets movable along a fixed guide E02F3/355Buckets connected to the rear end of a tractor not used E02F3/358Bucket-arms pivoted on a turntable being part of a tractor frame or buckets arranged on a turntable supported by the arms E02F3/36Component parts E02F3/3604Devices to connect tools to arms, booms or the like E02F3/3609of the quick acting type E02F3/3613with means for absorbing any play therebetween E02F3/3618with two separating hooks E02F3/3622with a hook and a locking element acting on a pin E02F3/3627with a hook and a longitudinal locking element E02F3/3631with a hook and a transversal locking element E02F3/3636using two or four movable transversal pins E02F3/364using wedges E02F3/3645with auto-engagement means for automatic snap-on of the tool coupler part E02F3/365with redundant latching means E02F3/3654with energy coupler E02F3/3659electrically-operated E02F3/3663hydraulically-operated E02F3/3668where engagement is effected by a mechanical lever or handle E02F3/3672where disengagement is effected by a mechanical lever or handle E02F3/3677allowing movement E02F3/3681Rotators E02F3/3686using adapters E02F3/369Devices to connect parts of a boom or an arm E02F3/3695Arrangements for connecting dipper-arms to loaders or graders E02F3/38Cantilever beams i.e. booms E02F3/382Connections to the frame; Supports for booms or arms E02F3/384the boom being pivotable relative to the frame about a vertical axis E02F3/386the boom being laterally shiftable relative to the frame E02F3/388Mechanical locking means for booms or arms against rotation E02F3/40Dippers Buckets Grab device E02F3/401Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload E02F3/402with means for facilitating the loading thereof E02F3/404comprising two parts movable relative to each other E02F3/405using vibrating means E02F3/407with ejecting or other unloading device E02F3/4075Dump doors; Control thereof E02F3/413with grabbing device E02F3/4131mounted on a floating substructure E02F3/4133grabs carried out as loaders or mounted on a tractor E02F3/4135with grabs mounted directly on a boom E02F3/4136with grabs mounted on a slidable or telescopic boom or arm E02F3/4138the grab being emptied by flushing E02F3/42Drives for dippers, buckets, dipper-arms or bucket-arms E02F3/422Drive systems for bucket-arms, front-end loaders, dumpers or the like E02F3/425Drive systems for dipper-arms, backhoes or the like E02F3/427with mechanical drives E02F3/43Control of dipper or bucket position Control of sequence of drive operations E02F3/431for bucket-arms, front-end loaders, dumpers or the like E02F3/432for keeping the bucket in a predetermined position or attitude E02F3/433horizontal E02F3/434providing automatic sequences of movements E02F3/435for dipper-arms, backhoes or the like E02F3/436for keeping the dipper in the horizontal position E02F3/437providing automatic sequences of movements E02F3/438Memorising movements for repetition E02F3/439Automatic repositioning of the implement E02F3/46with reciprocating digging or scraping elements moved by cables or hoisting ropes; Drives or control devices therefor E02F3/47with grab buckets E02F3/475for making foundation slots E02F3/48Drag-lines E02F3/50with buckets or other digging elements moved along a rigid guideway E02F3/52Cableway excavators E02F3/54Cable scrapers E02F3/56with hand-controlled scraper or other digging elements E02F3/58Component parts E02F3/60Buckets, scrapers, or other digging elements E02F3/627Devices to connect beams or arms to tractors or similar self-propelled machines E02F3/6273using legs to support the beams or arms on the ground during the connecting process E02F3/6276on one side of the frame E02F3/633Drives therefor E02F3/64Buckets cars E02F3/6409Self-propelled scrapers E02F3/6418with rotatable scraper bowls for dumping the soil E02F3/6427with elements of the scraper bowls being pivotable for dumping the soil E02F3/6436with scraper bowls with an ejector having translational movement for dumping the soil E02F3/6445with conveying means for emptying the scraper bowl E02F3/6454Towed ( E02F3/6463with rotatable scraper bowls for dumping the soil E02F3/6472with elements of the scraper bowls being pivotable for dumping the soil E02F3/6481with scraper bowls with an ejector having translational movement for dumping the soil E02F3/649with conveying means for emptying the scraper bowl E02F3/65Component parts E02F3/651Hydraulic or pneumatic drives; Electric or electro-mechanical control devices E02F3/652Means to adjust the height of the scraper bowls E02F3/653Connection mechanisms to the main body of the machine E02F3/654Scraper bowls and components mounted on them E02F3/655Loading or elevator mechanisms E02F3/656Ejector or dumping mechanisms E02F3/657Means to prevent the spilling of dredged material E02F3/658Cutting edge E02F3/659Conveying means for emptying scraper bowls E02F3/76Graders, bulldozers, or the like with scraper plates or ploughshare-like elements Levelling scarifying devices E02F3/7604Combinations of scraper blades with soil loosening tools working independently of scraper blades E02F3/7609Scraper blade mounted forwardly of the tractor on a pair of pivoting arms which are linked to the sides of the tractor E02F3/7613with the scraper blade adjustable relative to the pivoting arms about a vertical axis E02F3/7618with the scraper blade adjustable relative to the pivoting arms about a horizontal axis E02F3/7622Scraper 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 E02F3/7627with the scraper blade adjustable relative to the frame about a vertical axis E02F3/7631with the scraper blade adjustable relative to the frame about a horizontal axis E02F3/7636Graders with the scraper blade mounted under the tractor chassis E02F3/764with the scraper blade being pivotable about a vertical axis E02F3/7645with the scraper blade being pivotable about a horizontal axis disposed parallel to the blade E02F3/765with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade E02F3/7654with the scraper blade being horizontally movable into a position near the chassis E02F3/7659with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the chassis E02F3/7663Graders with the scraper blade mounted under a frame supported by wheels, or the like E02F3/7668with the scraper blade being pivotable about a vertical axis E02F3/7672with the scraper blade being pivotable about a horizontal axis disposed parallel to the blade E02F3/7677with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade E02F3/7681with the scraper blade being horizontally movable into a position near the frame E02F3/7686with the vertical centre-line of the scraper blade disposed laterally relative to the central axis of the frame E02F3/769Graders, bulldozers, or the like comprising loaders E02F3/7695Graders, bulldozers or the like comprising elevators or conveyors E02F3/78with rotating digging elements E02F3/783having a horizontal axis of rotation E02F3/786having a vertical axis of rotation E02F3/80Component parts E02F3/815Blades Levelling or scarifying tools E02F3/8152Attachments therefor E02F3/8155provided with movable parts E02F3/8157Shock absorbers; Supports E02F3/84Drives or control devices therefor E02F3/841Devices for controlling and guiding the whole machine E02F3/842using electromagnetic, optical or photoelectric beams E02F3/844for positioning the blade E02F3/845using mechanical sensors to determine the blade position E02F3/847using electromagnetic, optical or acoustic beams to determine the blade position E02F3/848using cable drums E02F3/88with arrangements acting by a sucking or forcing effect E02F3/8808Stationary installations E02F3/8816Mobile land installations E02F3/8825wherein at least a part of the soil-shifting equipment is mounted on a dipper-arm, backhoes or the like E02F3/8833Floating installations E02F3/8841wherein at least a part of the soil-shifting equipment is mounted on a ladder or boom E02F3/885self propelled E02F3/8858Submerged units E02F3/8866self propelled E02F3/8875pulled or pushed E02F3/8883Using the force of explosions E02F3/8891wherein at least a part of the soil-shifting equipment is handheld E02F3/90Component parts E02F3/902for modifying the concentration of the dredged material E02F3/905Manipulating or supporting suction pipes or ladders; Mechanical supports or floaters therefor; pipe joints for suction pipes E02F3/907Measuring or control devices E02F3/92Digging elements E02F3/9206Digging devices using blowing effect only, like jets or propellers E02F3/9212Mechanical digging means, e.g. suction wheels E02F3/9218with jets E02F3/9225with rotating cutting elements E02F3/9231Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe E02F3/9237Suction wheels with axis of rotation in transverse direction of the longitudinal axis of the suction pipe E02F3/9243Passive suction heads with no mechanical cutting means E02F3/925with jets E02F3/9256Active suction heads; Suction heads with cutting elements E02F3/9262with jets E02F3/9268with rotating cutting elements E02F3/9275with axis of rotation parallel to longitudinal axis of the suction pipe E02F3/9281with axis of rotation in horizontal and transverse direction of the suction pipe E02F3/9287Vibrating suction heads E02F3/9293Component parts of suction heads E02F3/94Apparatus for separating stones from the dredged material E02F3/945for environmental purposes E02F3/96with arrangements for alternate or simultaneous use of different digging elements E02F3/961with several digging elements or tools mounted on one machine E02F3/962Mounting of implements directly on tools already attached to the machine E02F3/963Arrangements on backhoes for alternate use of different tools E02F3/964of several tools mounted on one machine E02F3/965of metal-cutting or concrete-crushing implements E02F3/966of hammer-type tools E02F3/967of compacting-type tools E02F3/968Storing, handling or otherwise manipulating tools when detached from the machine