Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930) |
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07/30/1992 | CA2035210A1 Lift arm lock down apparatus and method |
07/29/1992 | EP0496481A2 Soft excavator |
07/28/1992 | CA1305737C Support assembly for a dragline bucket |
07/23/1992 | DE4138619A1 Soil etc. exhauster with loose material accumulator - which has connecting branch for soil suction tube, coupling branch for suction line, and jib holder |
07/23/1992 | DE4101582A1 Force introduction point on box supports - has hollow cylinder forming torsion-rigid pat connecting box support to bearing point |
07/22/1992 | EP0495738A1 Reinforced metal telescopic beam element |
07/22/1992 | EP0494863A1 Rotary dipper stick. |
07/22/1992 | CN2110660U Double-rope inverted scissor type grab bucket |
07/15/1992 | EP0494257A1 Demolition hammer |
07/14/1992 | US5129780 Hydra-lift stand for loaders |
07/14/1992 | US5129168 Moon lock |
07/14/1992 | US5129167 Method of and apparatus for preventing diffusion of muddy water in sand gathering equipment |
07/14/1992 | CA1305102C Controllable locking apparatus for implement carrying work vehicle |
07/11/1992 | WO1992012298A1 Sweeping appliance for excavators |
07/09/1992 | WO1992008850A3 Device for controlling at least one attachment |
07/08/1992 | EP0493730A1 Backhoe with locking device |
07/07/1992 | US5127765 System for in-situ treatment of underwater contaminated material |
07/07/1992 | US5127567 Rail processor |
07/07/1992 | US5127172 Guard rail cleanout device |
07/02/1992 | DE4040366A1 Earth-moving machine loosening mechanism - has buckets and shutters in wheel extending to central shaft |
07/01/1992 | CN2108749U Dredger for underwater |
07/01/1992 | CN2108748U Loading machine with dual-telescopic arm |
07/01/1992 | CN2108747U Dredger with digging wheel turning round axis used for underwater |
07/01/1992 | CN2108746U Digging screw of dredger |
07/01/1992 | CN2108745U Wheel type unpowered walking hydraulic dredger |
07/01/1992 | CN2108744U Soil-shifting waterwheel |
06/30/1992 | US5125788 Quick-change system |
06/30/1992 | US5125787 Backhoe boom construction |
06/25/1992 | WO1992011418A1 A linkage arrangement for a multi-purpose vehicle |
06/25/1992 | WO1992010637A2 Tool for making holes in the ground |
06/25/1992 | CA2098618A1 Linkage arrangement for a multi-purpose vehicle |
06/23/1992 | US5123805 Frame structure for attaching a working implement |
06/23/1992 | US5123710 Impact assisted segmented cutterhead |
06/23/1992 | US5123185 Front loader jaw accessory |
06/16/1992 | US5121562 Framework for maintained levelness of a plow blade |
06/16/1992 | US5121561 Load reducing and alignment system for drag line excavators |
06/16/1992 | US5121557 Articulating attachment for front loaders and the like |
06/16/1992 | CA1303554C Loader coupler |
06/16/1992 | CA1303553C Tiltable bucket assembly |
06/11/1992 | WO1992009755A1 Loader bucket |
06/11/1992 | WO1992009754A1 Offset-boom construction machine |
06/09/1992 | US5120186 Crane attachment for loading machines |
06/09/1992 | CA1302957C Mobile earth mover having a scraper blade |
06/04/1992 | DE4139041A1 Remote control appts. for excavator - detects presence of transmission cable and switches between wireless and cable remote control systems accordingly |
05/29/1992 | WO1992008850A2 Device for controlling at least one attachment |
05/27/1992 | EP0486898A1 Method and device for adjustment of working caracteristics of an impact mechanism to the hardness of the material to be destroyed |
05/27/1992 | EP0486871A1 Method for assisting the crushing capacity of demolition apparatus and apparatus used in such method |
05/26/1992 | US5116189 Loader bucket with power lift apparatus |
05/26/1992 | US5116186 Apparatus for controlling hydraulic cylinders of a power shovel |
05/26/1992 | US5115583 Auxiliary ripper tooth for backhoe |
05/21/1992 | DE4133505A1 Vorrichtung zur fuehrung wenigstens eines werkzeugs Apparatus for Speedtracking at least one tool |
05/21/1992 | DE4018086A1 Hydraulic tool for improving excavation efficiency on deep trenches - uses side wall pressure parts to reduce friction loss and improve lateral tolerances |
05/20/1992 | CN1016725B Method and apparatus for placing hollow column in hard bottom of water |
05/19/1992 | US5114301 Rotator for backhoe equipment |
05/19/1992 | US5114299 Attachment for a prime mover |
05/19/1992 | US5113825 Engine controller |
05/19/1992 | US5113610 Rotating disk type ditcher |
05/19/1992 | US5113609 Propulsion apparatus |
05/19/1992 | CA1301347C Manipulator arm position sensing |
05/19/1992 | CA1301118C Self-contained demolition bucket attachment |
05/19/1992 | CA1301093C Tortional limiting device for a vehicular ditching apparatus |
05/13/1992 | EP0456692A4 Cutting apparatus |
05/12/1992 | US5112161 Method for excavating and constructing monolithic continuous straight or circular structural walls and a machine for realizing such a method |
05/12/1992 | US5111888 Hammer-swinging mechanism |
05/12/1992 | US5111602 Backhoe clamp improvement |
05/12/1992 | US5111601 Excavation device with rotary cutter having a horizontal axis |
05/12/1992 | US5111578 Method of manufacturing a backhoe boom |
05/12/1992 | CA1300556C Loader boom construction |
05/06/1992 | EP0483232A1 Coupling of drive systems to an accessory of an excavator or the like. |
05/06/1992 | EP0455672A4 Trench excavating arm propulsion apparatus |
05/05/1992 | US5110254 Quick-release coupling for earthworking machines |
04/30/1992 | WO1992007146A1 Cutter wheel assembly |
04/30/1992 | WO1992007145A1 System for controlling number of rotations of prime mover in hydraulically driven vehicle |
04/30/1992 | DE4132908A1 Mechanical excavator unit - has articulated arm which can be rotated about horizontal axis |
04/29/1992 | CN1060691A Rail processor |
04/28/1992 | US5108253 Hydraulic piping structure for a backhoe |
04/28/1992 | US5108252 Quick-disconnect coupling for a machine having a boom and a stick |
04/28/1992 | US5107932 Method and apparatus for controlling the blade of a motorgrader |
04/28/1992 | US5107610 Quick-coupling connector for backhoes and the like |
04/22/1992 | EP0321542B1 Dragline bucket |
04/21/1992 | US5106256 Step device in miniature shovel car |
04/21/1992 | US5105896 Dynamic payload monitor |
04/21/1992 | CA1299064C Fluid pressure control system |
04/16/1992 | CA2053491A1 Boom point construction |
04/15/1992 | CN2101691U Scraper and unloading device on caterpillar tractor |
04/14/1992 | CA1298815C Apparatus for controlling posture of front loader |
04/14/1992 | CA1298814C Material handling attachment for a tractor having a multiple-point hitch assembly |
04/14/1992 | CA1298813C Apparatus for controlling posture of work implement of loader |
04/08/1992 | EP0479747A1 An implement attachment means for mechanical diggers |
04/08/1992 | EP0479708A1 A coupling system for tractor implements such as front loaders |
04/07/1992 | US5101583 Articulated toothed excavating drum for road side ditches of desired profile |
04/05/1992 | WO1992005905A1 Rail processor |
04/05/1992 | CA2067819A1 Rail processor |
04/02/1992 | WO1992005319A1 An apparatus for machines |
04/02/1992 | DE4132597A1 Verfahren und vorrichtung zur steuerung eines baggers Method and device for controlling a baggers |
04/02/1992 | CA2052398A1 Mechanical shovel |
04/02/1992 | CA2052374A1 Implement attachment means for mechanical diggers |
04/01/1992 | CN2100419U Dipper with ejecting device for small four-wheel tractors |
03/31/1992 | CA1298227C Materials transport and distribution apparatus |
03/25/1992 | EP0475965A1 A device for a sorting shovel. |