| Patents for E02F 9 - Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups (23,883) |
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| 08/13/1997 | CN1157029A 液压驱动系统 Hydraulic drive system |
| 08/13/1997 | CN1157020A Excavation regions setting apparatus for controlling region limited excavation by construction machine |
| 08/12/1997 | US5655414 Cable actuator assembly |
| 08/07/1997 | WO1997028374A1 Hydraulic control device for pressure medium supply to several hydraulic consumers |
| 08/07/1997 | WO1997028318A1 Hydraulic circuit for hydraulic machine |
| 08/07/1997 | WO1997028317A1 Replaceable adapter for excavating cutterhead |
| 08/07/1997 | WO1997028316A1 Swing type hydraulic excavator |
| 08/07/1997 | WO1997028315A1 Excavator |
| 08/07/1997 | DE19630711A1 Hand grip or joystick used for control e.g. of construction machine or fork-lift truck |
| 08/07/1997 | DE19603899A1 Hydraulische Steuervorrichtung zur Druckmittelversorgung mehrerer hydraulischer Verbraucher Hydraulic control device for the pressure fluid supply of several hydraulic consumers |
| 08/06/1997 | EP0787904A1 Counter-balance valve |
| 08/06/1997 | EP0787862A1 Region limited excavation control apparatus for construction machines |
| 08/06/1997 | EP0787235A1 Earthmoving machine |
| 08/06/1997 | EP0553348B1 System for controlling number of rotations of prime mover in hydraulically driven vehicle |
| 08/06/1997 | CN1156201A Oi Pressure loop for oil pressure excavator |
| 08/05/1997 | US5653155 Method and apparatus for single lever control of multiple actuators |
| 08/05/1997 | US5653048 Wear assembly for a digging edge of an excavator |
| 07/30/1997 | EP0786559A2 Work area limitation control system for construction machine |
| 07/30/1997 | EP0725757A4 Excavating equipment |
| 07/30/1997 | CN1155608A Work brake apparatus for wheel type excavator |
| 07/30/1997 | CN1155607A Apparatus for dismounting parts of heavy equipment |
| 07/29/1997 | US5651390 Pressurized fluid supply system |
| 07/24/1997 | WO1997026590A1 Teaching method and apparatus of unmanned vehicle running course |
| 07/24/1997 | WO1997026417A1 Greasing device for a working machine |
| 07/23/1997 | EP0785313A1 Hydraulic control system for hydraulic working machine |
| 07/23/1997 | EP0785312A1 Vibrating device for an operating machine for a hydraulic shovel |
| 07/23/1997 | EP0785311A2 Electronic controls on a skid steer loader |
| 07/23/1997 | EP0785310A1 Interference preventing system for construction machine |
| 07/23/1997 | EP0620370B1 Hydraulic control valve apparatus and hydraulic drive system |
| 07/22/1997 | US5649600 Sensor mount for an excavator |
| 07/17/1997 | WO1997025533A1 Hydraulic drive |
| 07/17/1997 | WO1997025489A1 Construction |
| 07/17/1997 | CA2194714A1 Electronic controls on a skid steer loader |
| 07/16/1997 | EP0496886B1 Armoring structure for construction machines |
| 07/16/1997 | CN1154681A Track trencher control system and method |
| 07/15/1997 | US5647721 For handling materials |
| 07/15/1997 | US5647641 Bar for a road milling drum |
| 07/15/1997 | US5647448 For use on a trenchless drill device |
| 07/15/1997 | US5647211 Fluid control valve |
| 07/15/1997 | CA2107005C Retaining device |
| 07/10/1997 | WO1997024534A1 Valve assembly |
| 07/10/1997 | WO1997024250A1 Caterpillar |
| 07/09/1997 | EP0783057A1 Hydraulic drive system for construction machines |
| 07/09/1997 | EP0782507A1 Method and device for overcoming or eliminating at least proportionally the gear play in a braked construction and working machine operating in a fixed state |
| 07/09/1997 | EP0533958B1 Hydraulic drive system for a construction machine |
| 07/09/1997 | CN1153848A Device for controlling operation of power excavators |
| 07/08/1997 | US5646844 Method and apparatus for real-time monitoring and coordination of multiple geography altering machines on a work site |
| 07/03/1997 | DE19651507A1 Vorrichtung zum abnehmbaren Anbringen eines Zusatzgeräts an einem schweren Gerät Means for removably attaching an auxiliary device to a heavy equipment |
| 07/03/1997 | DE19648735A1 Vorrichtung zum Steuern des Betriebs eines Motorbaggers An apparatus for controlling operation of a motor excavator |
| 07/03/1997 | DE19616056C1 Controller for bucket-chain excavator with inverter-fed cable drives |
| 07/03/1997 | DE19548943A1 Ventilanordnung Valve assembly |
| 07/02/1997 | EP0781923A1 Capacity controller of variable capacity hydraulic pump |
| 07/02/1997 | EP0781888A1 Hydraulic circuit for hydraulic shovel |
| 07/02/1997 | CN1153248A Method for controlling operation of power excavator |
| 07/01/1997 | US5642653 On a hydraulic system |
| 07/01/1997 | US5642616 Fluid pressure control system for hydraulic excavators |
| 07/01/1997 | US5642577 Dragline with high headroom between upper and lower structures |
| 06/26/1997 | WO1997022914A1 Method of output correction for control apparatus, the control apparatus, and hydraulic pump control apparatus |
| 06/26/1997 | DE19547481A1 Grave digging machine anchor |
| 06/25/1997 | EP0780522A1 Pump Torque control system |
| 06/25/1997 | CN1152951A Pressure compensation valve |
| 06/24/1997 | US5640892 Hydraulic control device |
| 06/19/1997 | WO1997021881A1 Wear member |
| 06/19/1997 | WO1997021880A1 Excavating tooth |
| 06/19/1997 | WO1997021879A1 Bucket loader with great dumping height |
| 06/17/1997 | US5639185 Underwater trenching system |
| 06/17/1997 | US5639180 Milled roadway surface |
| 06/17/1997 | US5639119 Forklift stabilizing apparatus |
| 06/17/1997 | US5638908 Apparatus for adjusting between crawler tracks of a working vehicle |
| 06/17/1997 | US5638677 Control device for hydraulically propelled work vehicle |
| 06/17/1997 | US5638621 Spool and wedge assembly and method of use thereof |
| 06/17/1997 | US5638620 Dredging vessel, dredging assembly and method of dredging |
| 06/17/1997 | US5638616 Oil supply mechanism in a deep excavator |
| 06/12/1997 | DE19620665C1 Hydraulic control system for dredger slewing gear |
| 06/12/1997 | DE19620664C1 Hydraulic control circuit for dredger slewing gear |
| 06/11/1997 | EP0778374A1 Hydraulic circuit for boom cylinder of hydraulic shovel |
| 06/11/1997 | EP0777588A1 Steering post for a work machine |
| 06/11/1997 | EP0522171B1 Hydraulic control system in hydraulic construction machine |
| 06/10/1997 | US5636552 Skid loader steering control lever extension |
| 06/10/1997 | US5636516 Swing hydraulic circuit in construction machine |
| 06/10/1997 | US5636459 Dragline including improved boom |
| 06/05/1997 | WO1997020111A1 High strength earth working tooth |
| 06/05/1997 | DE19541867C1 Device for lifting, lowering and levelling out booms of open-pit mining |
| 06/04/1997 | EP0777056A1 Directional control valve |
| 06/04/1997 | EP0587902B1 Hydraulically driving system |
| 06/04/1997 | EP0530380B1 Control system in hydraulically run working machine |
| 06/03/1997 | US5634762 Boom locking device for a skid steer loader |
| 06/03/1997 | US5634285 Base edge cover for a bucket and apparatus for retaining same |
| 05/28/1997 | EP0775836A2 Apparatus for controlling selectively engageable detents in a pilot controller |
| 05/28/1997 | EP0775832A2 Hydraulic pilot valve |
| 05/28/1997 | EP0656100B1 Hydraulic control device |
| 05/27/1997 | US5632527 Tool and method for the removal of floor or wall surfacing |
| 05/27/1997 | US5632350 Articulated vehicle |
| 05/27/1997 | US5632190 Burglarproof device for hydraulic machine |
| 05/22/1997 | WO1997018358A1 Improved excavation bucket |
| 05/22/1997 | DE19647392A1 Door frame for plant machinery |
| 05/21/1997 | EP0774585A1 Pressure compensating valve |
| 05/21/1997 | EP0774547A1 Valve apparatus for preventing fall of working machine |
| 05/21/1997 | EP0774546A1 Apparatus for and method controlling engine RPM in hydraulic construction equipment |
| 05/21/1997 | EP0414918B1 Parking brake circuit of hydraulically driven vehicle |