Patents
Sitemap › E02 - Hydraulic engineering; Foundations; Soil-shifting › E02F - Dredging; Soil-shifting › E02F 9 - Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups
Patents for E02F 9 - Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups (23,883)
08/1990
08/21/1990CA2007927A1 Ground engaging tool
08/16/1990EP0381788A1 Vibration suppressing device for a wheeled construction equipment
08/16/1990EP0381778A1 Moving speed regulator for hydraulically driven working machines
08/14/1990US4947705 Method and apparatus for maintaining a load raising linkage in a rasied position
08/14/1990CA1272750A1 Excavating tooth and wear cap assembly
08/09/1990WO1990008910A1 Hydraulic driving running apparatus
08/08/1990EP0381555A1 Opening buckets of public works machines
08/08/1990EP0381328A2 Oil hydraulic circuit for hydraulic machine such as a shovel
08/07/1990US4945723 Hydraulic excavator
08/07/1990CA1272518A1 Power transmission
08/07/1990CA1272376A1 Improved running gear suspension for articulated construction vehicles
08/02/1990DE4001888A1 Hydrostatic transmission for tractor - incorporates swash plate position switching mechanism
08/01/1990EP0379595A1 Hydraulic driving apparatus
07/1990
07/31/1990US4945221 Apparatus and method for controlling a hydraulic excavator
07/31/1990US4944628 Quick coupling means for a working implement of an excavating machine
07/26/1990WO1990008263A1 Hydraulic driving unit for construction machinery
07/26/1990WO1990008246A1 Trenching tool assembly with dual indexing capability
07/26/1990WO1990008235A1 Device for alarming overload of wheel loader
07/26/1990WO1990008233A1 Service machine stopping apparatus for midget rotary power shovel
07/25/1990EP0378903A1 Control unit for a construction machine
07/25/1990EP0378686A1 Adaptive engine output mode setting method based on shoe slip
07/24/1990US4943205 Earth moving machine
07/24/1990US4942737 Drive control system for hydraulic construction machine
07/18/1990EP0378485A1 Device for connecting cutting drums to an apparatus used for digging trenches in the soil
07/18/1990EP0378129A1 Hydraulic system for boom cylinder of working apparatus
07/18/1990CN1008825B Shroud for a digging bucket lip
07/17/1990US4941711 Cemented carbide tip
07/17/1990US4941321 Directional control with load-sensing passage controlled by throttling non-return valve having adjustable biasing spring
07/17/1990US4941315 Wear resistant chain for trenchers
07/17/1990CA1271793A1 Snubbing apparatus for grapples and the like
07/17/1990CA1271728A1 Single engine excavator with remote control
07/13/1990CA2007708A1 Device for fixing a trenching drum on a trenching machine
07/12/1990WO1990007668A1 Control valve control system
07/12/1990WO1990007661A1 Automatic transmission equipped with auxiliary hydraulic speed-changing gears
07/12/1990WO1990007651A1 Hydraulic controller
07/12/1990WO1990007613A1 Operation pattern switching device of hydraulic excavator
07/10/1990US4940288 Earth engaging cutter bit
07/10/1990US4940110 Mobile work unit with raisable and lowerable support legs
07/05/1990DE3843660A1 Equipment for machines for the maintenance and reconstruction of working spaces
07/05/1990DE3843291A1 Protection of mechanical seals by means of an antechamber
07/04/1990EP0376535A1 Endless excavating chain and digging teeth for use therein
07/04/1990EP0376295A1 Hydraulic drive controlling apparatus for construction machine
07/03/1990US4938091 Three function control mechanism
07/03/1990US4938023 Swing-frame motor flow and sensed load pressure control system for hydraulic excavator
07/03/1990US4938022 Flow control system for hydraulic motors
07/03/1990US4937957 Torsional limiting device for a vehicular ditching apparatus
06/1990
06/28/1990WO1990007098A1 Method of measuring the angle of inclination of trench walls
06/28/1990WO1990007033A1 Bit assembly utilizing carbide insert
06/28/1990WO1990007032A1 Teaching/playback method of working machine
06/28/1990WO1990007031A1 Service valve circuit in a hydraulic excavator
06/27/1990EP0265526B1 Apparatus for controlling the engine of wheeled construction machine
06/26/1990US4936678 Position detection system for use with agricultural and construction equipment
06/26/1990CA1270880A1 Load compensating roller bearing construction
06/21/1990DE3841369A1 Hydraulic pulse system
06/19/1990US4934463 Automatic implement position control system
06/19/1990US4934462 Control device for a dual function machine
06/19/1990CA1270374A1 Method for the production of a wear resistant part of a soil working tool
06/13/1990EP0373148A1 Hydraulic excavator
06/13/1990EP0372081A1 Hydraulic control unit of hydraulic excavators
06/12/1990US4932478 Tooth point for earth working
06/12/1990US4932145 Excavating tooth point and adapter assembly with additional wear prevention elements
06/12/1990CA2005141A1 Digging tooth and teeth arrayed in combination with endless excavating chain
06/12/1990CA1270286A1 Caterpillar chassis for heavy vehicles
06/12/1990CA1270176A1 Compensated fluid flow control valve
06/05/1990EP0346365A4 Pivot assembly.
05/1990
05/31/1990WO1990005815A1 Vehicle
05/31/1990WO1990005814A1 Shock absorbing device for a mobile machine
05/31/1990DE3931255A1 Steuerungssystem fuer einen loeffelbagger zur anwendung bei einem arbeitsfahrzeug Control system for a loeffelbagger for application in a working vehicle
05/30/1990EP0370892A1 Control device for an earth-moving machine
05/29/1990US4928409 Mobile earth mover bowl with loading rotor
05/23/1990EP0369879A1 Manipulator for public works machines, and machine provided with such a manipulator serving to treat a road
05/23/1990EP0369694A2 Laser control of excavating machine digging depth
05/23/1990EP0369191A2 Excavating tooth, replacement tooth point and method for installing the tooth point
05/23/1990EP0369008A1 Automatic transmission for wheel loader
05/23/1990DE3839062A1 Cutting wheel for suction or bucket-wheel dredgers
05/22/1990US4926948 Method and apparatus for controlling motorgrader cross slope cut
05/22/1990US4926571 Connection for connecting compressed-air lines
05/17/1990CA2003254A1 Vehicle
05/16/1990EP0368636A2 Hydraulic control system
05/15/1990US4925358 Trailerable earth digging apparatus
05/15/1990US4924609 Digging tooth and teeth arrayed in combination with endless excavating chain
05/10/1990DE3932600A1 Fahrerabschnittskonstruktion fuer eine baumaschine Driver section design for a construction machine
05/09/1990EP0367038A1 Hydraulic steering system and automotive works-vehicle provided with such a steering system
05/09/1990EP0366815A1 Hydraulic drive unit for construction machinery
05/09/1990EP0366805A1 Swing brake control apparatus for a power shovel
05/09/1990EP0292473B1 Method for reducing the piston speed, especially in the piston and cylinder assemblies of an excavating machine, and device for carrying out the method
05/09/1990CN1041984A Method of installing a mining tooth point
05/08/1990US4923362 Bucket leveling system with dual fluid supply
05/08/1990US4923015 Earth mover blade stabilizing apparatus
05/03/1990WO1990004685A1 Two pin fastening assembly
05/01/1990US4921392 Sideshift mounted backhoe locking mechanism
05/01/1990CA1268399A1 Function control linkage for a vehicle
05/01/1990CA1268398A1 Method of arranging function controls for a vehicle
04/1990
04/25/1990CN1041551A Electric slag smelting founding bimetallic electric scoop teeth and its technology
04/24/1990US4919585 Vehicular mounted excavator
04/24/1990US4919222 Dynamic payload monitor
04/24/1990US4918843 Ground engaging tool
04/24/1990CA1268197A1 Vehicle
04/18/1990CN1007632B Control system of hydraulic constructional mechanism
04/17/1990USRE33198 Strata rock bucket
1 ... 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 ... 239