Patents
Patents for E02F 9 - Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups (23,883)
04/1999
04/14/1999EP0907811A1 Analog control
04/14/1999EP0907804A1 Rotating device
04/14/1999CN1213728A Control device of prime mover and oil hydraulic pump of oil hydraulic building machinery
04/08/1999WO1999017020A1 Torque control device for hydraulic pump of hydraulic construction equipment
04/08/1999WO1999016982A1 Excavating tooth assembly
04/08/1999WO1999016981A1 Load suspension system
04/08/1999WO1999016980A1 Hydraulic shovel
04/07/1999EP0906993A2 Auto-acceleration system for prime mover of hydraulic construction machine and control system for prime mover and hydrolic pump
04/06/1999US5890870 Electronic ride control system for off-road vehicles
04/06/1999US5890304 Device for lifting, lowering and leveling booms of strip mining equipment
04/06/1999US5890303 Hydraulic by-pass circuit for a hydraulic shovel
04/06/1999CA2210594C Attachment system for mounting road-maintenance equipment on a vehicle
04/01/1999WO1999015794A1 Cooler for construction machinery, and construction machinery
03/1999
03/31/1999EP0905326A1 Electronic control device for the steering of earth-moving machines
03/31/1999EP0905325A1 Control device of construction machine
03/31/1999EP0904468A1 Rotary mechanism control system with bilateral braking
03/31/1999EP0904467A1 Rotary mechanism control with power supply
03/31/1999EP0830522A4 Excavator data acquisition and control system and process
03/30/1999US5887669 Auxiliary hydraulic control system
03/30/1999US5887365 Front control system for construction machine and oil temperature indicator
03/30/1999CA2051221C Method of manufacturing a bimetal casting and wearing part produced by this method
03/29/1999CA2230680A1 Electronic control device for management of the steering in earth-moving machines
03/25/1999WO1999014559A1 An apparatus for determining the position of a work implement
03/25/1999WO1999014095A1 Steering wheel assembly
03/24/1999EP0902865A1 Hydraulic control valve system with split pressure compensator
03/23/1999US5885050 Working unit of construction equipment with attachment self leveling function
03/23/1999US5884984 Hydraulic braking apparatus having two safety valves
03/23/1999US5884479 Device for matching the operation of travelling unit in construction vehicles
03/17/1999EP0902132A2 Extensible lock
03/17/1999EP0902131A1 Slope excavation controller of hydraulic shovel, target slope setting device and slope excavation forming method
03/17/1999CN1211295A Control device of construction machine
03/17/1999CA2233745A1 Rotary lock system for excavating tooth/adapter assembly
03/17/1999CA2233691A1 Rotary lock system for wear runner assembly
03/16/1999USRE36151 Turning control system for use in a track-laying vehicle
03/16/1999US5884206 Distributed control system for heavy construction machine
03/16/1999US5884204 Active roadability control for work vehicles
03/16/1999US5881480 Carbide embedded grader blade
03/16/1999CA2169018C Dragline with improved thrust bearing assembly supporting upper structure
03/11/1999WO1999011874A1 Method and apparatus for coupling a fluid-powered implement to a work machine
03/11/1999DE19839062A1 Hydraulic machine control unit
03/11/1999DE19837616A1 Oil pressure regulating device
03/11/1999DE19835398A1 Control circuit for heavy machine such as hydraulic excavator
03/11/1999DE19835268A1 Rotatable positioning device for machine housing e.g. in excavator
03/10/1999EP0900889A2 Hydraulic circuit system for hydraulic working machine
03/10/1999EP0900888A1 Control device for construction machine
03/10/1999EP0900887A1 Controller of construction machine
03/10/1999EP0900886A2 Swing type excavator
03/10/1999CN2310095Y Combined blade edge
03/10/1999CN1210570A Controller of construction machine
03/10/1999CN1210493A Earth-based vehicle
03/10/1999CA2246999A1 Extensible lock
03/09/1999US5880681 Apparatus for determining the position of a work implement
03/09/1999US5879126 Working unit of contruction equipment with attachment self leveling function
03/09/1999US5878721 Engine control system for construction machine
03/04/1999WO1999010606A1 Skid steer loader vehicle
03/03/1999CN1209851A Control device for construction machine
03/02/1999US5878363 Control to improve dump while lifting
03/02/1999US5876177 Working unit of construction equipment with attachment self leveling function
03/02/1999US5875854 Dozing system for bulldozer
03/02/1999US5875701 Method and apparatus for controlling an implement of a work machine using linkage angles
02/1999
02/27/1999CA2231677A1 Counterweight assembly
02/25/1999WO1999009320A1 Turning control device with brake and control valves
02/25/1999DE19735111A1 Hydraulic control, particularly for excavator rotary mechanism
02/24/1999EP0898084A1 Hydraulic pressure pilot circuit
02/24/1999CN1208814A Device for controlling engine of construction machinery
02/23/1999US5873431 Articulated vehicle
02/23/1999US5873427 Method and apparatus for controlling a load of an engine associated with a hydrostatic drive system
02/23/1999US5873245 Hydraulic drive system
02/23/1999US5873244 Positive flow control system
02/23/1999US5873168 Shear knife with blade insert
02/18/1999WO1999007950A1 Hydraulic control device for a mobile machine, especially for a wheel loader
02/18/1999DE19751292C1 Guard cover for excavator vehicle joints
02/18/1999DE19734658A1 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
02/17/1999EP0897036A1 Brake device for oil hydraulic motor
02/16/1999CA2152574C Dragline including improved boom
02/16/1999CA2151196C Dragline including improved walking mechanism
02/11/1999DE19736390C1 Horizontal support table for open cast earth working
02/04/1999WO1999005368A1 Method and apparatus for controlling a work implement
02/04/1999DE19732868A1 Rotary seal for hydrostatic drive
02/04/1999DE19723181C1 Automatic steering control for endless track constructional vehicle
02/03/1999EP0894902A1 Operation control device for three-joint type excavator
02/03/1999EP0894901A2 Control for hydraulically operated construction machine having multiple tandem articulated members
02/02/1999US5865557 Clevis with improved pin locking assembly
02/02/1999US5865512 Method and apparatus for modifying the feedback gains of a traction control system
02/02/1999US5865028 Energy recovery device
02/02/1999CA2157265C Articulated vehicle
02/02/1999CA2137631C Excavator control apparatus for shovel type construction equipment
01/1999
01/28/1999WO1999004485A1 Method and apparatus for providing power-on-demand to auxiliary systems on an earth moving machine
01/28/1999WO1999004106A1 Method and apparatus for monitoring and controlling an earthworking implement as it approaches a desired depth of cut
01/28/1999WO1999004104A1 Structure for working unit for bucket excavators and method for manufacturing the same
01/28/1999WO1999004103A1 Boom of bucket excavators and method of manufacturing same
01/27/1999CN2305488Y Hole enlarging device for filling pile
01/26/1999US5864060 Method for monitoring the work cycle of mobile machinery during material removal
01/26/1999US5862868 Bulldozer blade pitch control method and controller for the same
01/26/1999US5862831 Variable-regeneration directional control valve for construction vehicles
01/26/1999US5862665 Apparatus for preventing reverse rotation for hydraulic actuator
01/21/1999WO1999002790A1 Construction machine
01/21/1999WO1999002789A1 Work machine
01/21/1999WO1999002788A1 Bucket wheel machinery
01/21/1999DE19730233A1 Automated excavator control for producing flat surfaces by removing excavated material