| 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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| 04/14/1999 | EP0907811A1 Analog control |
| 04/14/1999 | EP0907804A1 Rotating device |
| 04/14/1999 | CN1213728A Control device of prime mover and oil hydraulic pump of oil hydraulic building machinery |
| 04/08/1999 | WO1999017020A1 Torque control device for hydraulic pump of hydraulic construction equipment |
| 04/08/1999 | WO1999016982A1 Excavating tooth assembly |
| 04/08/1999 | WO1999016981A1 Load suspension system |
| 04/08/1999 | WO1999016980A1 Hydraulic shovel |
| 04/07/1999 | EP0906993A2 Auto-acceleration system for prime mover of hydraulic construction machine and control system for prime mover and hydrolic pump |
| 04/06/1999 | US5890870 Electronic ride control system for off-road vehicles |
| 04/06/1999 | US5890304 Device for lifting, lowering and leveling booms of strip mining equipment |
| 04/06/1999 | US5890303 Hydraulic by-pass circuit for a hydraulic shovel |
| 04/06/1999 | CA2210594C Attachment system for mounting road-maintenance equipment on a vehicle |
| 04/01/1999 | WO1999015794A1 Cooler for construction machinery, and construction machinery |
| 03/31/1999 | EP0905326A1 Electronic control device for the steering of earth-moving machines |
| 03/31/1999 | EP0905325A1 Control device of construction machine |
| 03/31/1999 | EP0904468A1 Rotary mechanism control system with bilateral braking |
| 03/31/1999 | EP0904467A1 Rotary mechanism control with power supply |
| 03/31/1999 | EP0830522A4 Excavator data acquisition and control system and process |
| 03/30/1999 | US5887669 Auxiliary hydraulic control system |
| 03/30/1999 | US5887365 Front control system for construction machine and oil temperature indicator |
| 03/30/1999 | CA2051221C Method of manufacturing a bimetal casting and wearing part produced by this method |
| 03/29/1999 | CA2230680A1 Electronic control device for management of the steering in earth-moving machines |
| 03/25/1999 | WO1999014559A1 An apparatus for determining the position of a work implement |
| 03/25/1999 | WO1999014095A1 Steering wheel assembly |
| 03/24/1999 | EP0902865A1 Hydraulic control valve system with split pressure compensator |
| 03/23/1999 | US5885050 Working unit of construction equipment with attachment self leveling function |
| 03/23/1999 | US5884984 Hydraulic braking apparatus having two safety valves |
| 03/23/1999 | US5884479 Device for matching the operation of travelling unit in construction vehicles |
| 03/17/1999 | EP0902132A2 Extensible lock |
| 03/17/1999 | EP0902131A1 Slope excavation controller of hydraulic shovel, target slope setting device and slope excavation forming method |
| 03/17/1999 | CN1211295A Control device of construction machine |
| 03/17/1999 | CA2233745A1 Rotary lock system for excavating tooth/adapter assembly |
| 03/17/1999 | CA2233691A1 Rotary lock system for wear runner assembly |
| 03/16/1999 | USRE36151 Turning control system for use in a track-laying vehicle |
| 03/16/1999 | US5884206 Distributed control system for heavy construction machine |
| 03/16/1999 | US5884204 Active roadability control for work vehicles |
| 03/16/1999 | US5881480 Carbide embedded grader blade |
| 03/16/1999 | CA2169018C Dragline with improved thrust bearing assembly supporting upper structure |
| 03/11/1999 | WO1999011874A1 Method and apparatus for coupling a fluid-powered implement to a work machine |
| 03/11/1999 | DE19839062A1 Hydraulic machine control unit |
| 03/11/1999 | DE19837616A1 Oil pressure regulating device |
| 03/11/1999 | DE19835398A1 Control circuit for heavy machine such as hydraulic excavator |
| 03/11/1999 | DE19835268A1 Rotatable positioning device for machine housing e.g. in excavator |
| 03/10/1999 | EP0900889A2 Hydraulic circuit system for hydraulic working machine |
| 03/10/1999 | EP0900888A1 Control device for construction machine |
| 03/10/1999 | EP0900887A1 Controller of construction machine |
| 03/10/1999 | EP0900886A2 Swing type excavator |
| 03/10/1999 | CN2310095Y Combined blade edge |
| 03/10/1999 | CN1210570A Controller of construction machine |
| 03/10/1999 | CN1210493A Earth-based vehicle |
| 03/10/1999 | CA2246999A1 Extensible lock |
| 03/09/1999 | US5880681 Apparatus for determining the position of a work implement |
| 03/09/1999 | US5879126 Working unit of contruction equipment with attachment self leveling function |
| 03/09/1999 | US5878721 Engine control system for construction machine |
| 03/04/1999 | WO1999010606A1 Skid steer loader vehicle |
| 03/03/1999 | CN1209851A Control device for construction machine |
| 03/02/1999 | US5878363 Control to improve dump while lifting |
| 03/02/1999 | US5876177 Working unit of construction equipment with attachment self leveling function |
| 03/02/1999 | US5875854 Dozing system for bulldozer |
| 03/02/1999 | US5875701 Method and apparatus for controlling an implement of a work machine using linkage angles |
| 02/27/1999 | CA2231677A1 Counterweight assembly |
| 02/25/1999 | WO1999009320A1 Turning control device with brake and control valves |
| 02/25/1999 | DE19735111A1 Hydraulic control, particularly for excavator rotary mechanism |
| 02/24/1999 | EP0898084A1 Hydraulic pressure pilot circuit |
| 02/24/1999 | CN1208814A Device for controlling engine of construction machinery |
| 02/23/1999 | US5873431 Articulated vehicle |
| 02/23/1999 | US5873427 Method and apparatus for controlling a load of an engine associated with a hydrostatic drive system |
| 02/23/1999 | US5873245 Hydraulic drive system |
| 02/23/1999 | US5873244 Positive flow control system |
| 02/23/1999 | US5873168 Shear knife with blade insert |
| 02/18/1999 | WO1999007950A1 Hydraulic control device for a mobile machine, especially for a wheel loader |
| 02/18/1999 | DE19751292C1 Guard cover for excavator vehicle joints |
| 02/18/1999 | DE19734658A1 Hydraulische Steueranordnung für eine mobile Arbeitsmaschine, insbesondere für einen Radlader A hydraulic control arrangement for a mobile working machine, in particular for a wheel loader |
| 02/17/1999 | EP0897036A1 Brake device for oil hydraulic motor |
| 02/16/1999 | CA2152574C Dragline including improved boom |
| 02/16/1999 | CA2151196C Dragline including improved walking mechanism |
| 02/11/1999 | DE19736390C1 Horizontal support table for open cast earth working |
| 02/04/1999 | WO1999005368A1 Method and apparatus for controlling a work implement |
| 02/04/1999 | DE19732868A1 Rotary seal for hydrostatic drive |
| 02/04/1999 | DE19723181C1 Automatic steering control for endless track constructional vehicle |
| 02/03/1999 | EP0894902A1 Operation control device for three-joint type excavator |
| 02/03/1999 | EP0894901A2 Control for hydraulically operated construction machine having multiple tandem articulated members |
| 02/02/1999 | US5865557 Clevis with improved pin locking assembly |
| 02/02/1999 | US5865512 Method and apparatus for modifying the feedback gains of a traction control system |
| 02/02/1999 | US5865028 Energy recovery device |
| 02/02/1999 | CA2157265C Articulated vehicle |
| 02/02/1999 | CA2137631C Excavator control apparatus for shovel type construction equipment |
| 01/28/1999 | WO1999004485A1 Method and apparatus for providing power-on-demand to auxiliary systems on an earth moving machine |
| 01/28/1999 | WO1999004106A1 Method and apparatus for monitoring and controlling an earthworking implement as it approaches a desired depth of cut |
| 01/28/1999 | WO1999004104A1 Structure for working unit for bucket excavators and method for manufacturing the same |
| 01/28/1999 | WO1999004103A1 Boom of bucket excavators and method of manufacturing same |
| 01/27/1999 | CN2305488Y Hole enlarging device for filling pile |
| 01/26/1999 | US5864060 Method for monitoring the work cycle of mobile machinery during material removal |
| 01/26/1999 | US5862868 Bulldozer blade pitch control method and controller for the same |
| 01/26/1999 | US5862831 Variable-regeneration directional control valve for construction vehicles |
| 01/26/1999 | US5862665 Apparatus for preventing reverse rotation for hydraulic actuator |
| 01/21/1999 | WO1999002790A1 Construction machine |
| 01/21/1999 | WO1999002789A1 Work machine |
| 01/21/1999 | WO1999002788A1 Bucket wheel machinery |
| 01/21/1999 | DE19730233A1 Automated excavator control for producing flat surfaces by removing excavated material |