| 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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| 04/28/1998 | US5743089 Hydraulic control system |
| 04/28/1998 | US5743033 Earthworking machine ground engaging tools having cast-in-place abrasion and impact resistant metal matrix composite components |
| 04/28/1998 | US5743031 Digging tooth assembly for an earth digging implement |
| 04/23/1998 | WO1998016692A1 Control device for work machine of hydraulic excavator |
| 04/22/1998 | EP0837249A1 Pressure compensating valve |
| 04/22/1998 | EP0836964A2 A dumper vehicle |
| 04/22/1998 | EP0515692B1 Hydraulic circuit system |
| 04/22/1998 | CN1179806A Excavator |
| 04/21/1998 | US5741112 Floor and bucket protection device |
| 04/15/1998 | EP0835963A1 Coupling joint for the teeth of excavating machines |
| 04/15/1998 | CN1179217A Method and device for preparing running course data for an unmanned dump truck |
| 04/14/1998 | US5738134 Pressure compensation valve |
| 04/14/1998 | US5737993 Method and apparatus for controlling an implement of a work machine |
| 04/08/1998 | CN1178566A Swing type hydraulic excavator |
| 04/07/1998 | US5735305 Unloading system for hydraulic circuit |
| 04/07/1998 | US5735067 Snubber for excavator bucket door |
| 04/07/1998 | US5735066 Working machine control device for construction machinery |
| 04/07/1998 | US5735065 Area limiting excavation control system for construction machine |
| 04/02/1998 | WO1998013604A1 Load-sensing hydraulic circuit for a self-propelled building and working machine |
| 04/02/1998 | WO1998013603A1 Hydraulic oil recovery/reutilization system |
| 04/02/1998 | WO1998013557A1 Electronic ride control system for off-road vehicles |
| 04/02/1998 | DE19651979C1 Running gear for mining extraction cutter |
| 04/02/1998 | DE19639772C1 Load-Sensing-Hydraulikkreis einer mobilhydraulischen Bau- und Arbeitsmaschine Load-sensing hydraulic circuit of a mobile hydraulic construction and working machine |
| 04/01/1998 | EP0833467A2 Data communication method, especially for vehicles |
| 04/01/1998 | EP0833062A1 Driving device for a hydraulic motor |
| 04/01/1998 | EP0833013A1 Hydraulic control device for a lifting cylinder of an arm of an agricultural loader |
| 04/01/1998 | EP0833012A1 Mechanical handling vehicle |
| 04/01/1998 | EP0832389A1 Automatic solenoid control valve calibration |
| 04/01/1998 | CN1177668A Hydraulic machine |
| 03/31/1998 | US5733095 For use on a machine |
| 03/31/1998 | CA2036536C Loader vehicle with operator adjacent boom and heavy duty elevated rear pivot |
| 03/26/1998 | WO1998012391A1 Hydraulic circuit for turning excavator |
| 03/25/1998 | EP0831181A1 Hydraulic circuit |
| 03/25/1998 | EP0830522A1 Excavator data acquisition and control system and process |
| 03/25/1998 | CN1177038A Stone breaking operating apparatus of construction machinery |
| 03/25/1998 | CN1177018A Cemented carbide body with improved high temp. and thermomechanical properties |
| 03/25/1998 | CN1176902A Moving conjunction equipment for heavy duty construction machinery |
| 03/24/1998 | US5730501 Continuous track mounted, self propelled open cast mining apparatus |
| 03/24/1998 | US5730182 Pressure compensation valve |
| 03/19/1998 | WO1998011305A1 Automatic excavator, automatic excavation method and automatic loading method |
| 03/19/1998 | WO1998011304A1 Tunnel digging machine |
| 03/19/1998 | WO1998011303A1 Dozing device for bulldozer |
| 03/19/1998 | DE19738659A1 Loading vehicle with pedal locking mechanism |
| 03/18/1998 | EP0828900A1 Attachment assembly for excavation teeth |
| 03/18/1998 | EP0615583B1 Energy recovering device |
| 03/18/1998 | CN1176624A Caterpillar |
| 03/17/1998 | US5727921 Material handling machine |
| 03/17/1998 | US5727442 Safety device at hydraulic piston-cylinder units |
| 03/17/1998 | US5727387 Apparatus for controlling an implement of a work machine |
| 03/12/1998 | WO1998010147A1 Construction machine with laser measuring instrument |
| 03/12/1998 | WO1998002618A3 Sealed pin joint assembly |
| 03/12/1998 | DE19738930A1 Traction control for work vehicle, such as front loader |
| 03/12/1998 | DE19738119A1 System to estimate net operating time of vehicle |
| 03/12/1998 | DE19643240C1 Mobile excavator, crane or similar work vehicle |
| 03/12/1998 | DE19636649A1 Telescopic swivel loader for load transport hoist and dump duties |
| 03/11/1998 | CN1175988A Electrohydraulic proportional control valve assemblies |
| 03/10/1998 | US5724756 Bucket tip retention means |
| 03/05/1998 | WO1998009026A1 Measurement and display of load of excavating blasted ground |
| 03/05/1998 | WO1998009025A1 Cooling device for a construction machine |
| 03/04/1998 | EP0826581A1 Steerable trailer for receiving an track-type excavator |
| 03/04/1998 | EP0826578A2 Apparatus for moving a tractor cab relative to a tractor body |
| 03/03/1998 | US5722190 Priority biased load sense hydraulic system for hydraulic excavators |
| 02/26/1998 | WO1998007992A2 Hydraulic actuator |
| 02/25/1998 | EP0824620A1 Bucket loader with great dumping height |
| 02/25/1998 | EP0824416A1 Hydraulic drive system for a vehicle |
| 02/25/1998 | EP0824395A1 Road milling drum assembly and method of milling |
| 02/25/1998 | CN1174596A Fluid brake device |
| 02/24/1998 | US5720566 Pressure relieved lubricated joint |
| 02/24/1998 | US5720358 Apparatus for controlling the torque on a power train and method of operating the same |
| 02/24/1998 | US5720214 Fluid supply assembly for working vehicles |
| 02/19/1998 | WO1998006949A1 Hydraulic control apparatus |
| 02/19/1998 | WO1998006946A1 Apparatus for diagnosing failure of hydraulic pump for work machine |
| 02/19/1998 | WO1998006936A1 Controller for engine and variable displacement hydraulic pump |
| 02/19/1998 | WO1998006909A1 Operation control device for three-joint excavator |
| 02/19/1998 | DE19633191A1 Switching valve as rotary slide for medium switching |
| 02/18/1998 | CN2274655Y Caterpillar underground contiuous grooving machine |
| 02/17/1998 | US5718070 Self-adjusting tooth/adapter connection system for material displacement apparatus |
| 02/12/1998 | WO1998005827A1 Retention apparatus for a ground engaging tool |
| 02/12/1998 | DE19632030A1 Drilling tool positioner for dredgers, wheel loaders, tractors, etc. |
| 02/11/1998 | EP0706615A4 Power sensing regenerator |
| 02/11/1998 | CN1173219A Device for preventing the reversal of a hydraulic actuator |
| 02/11/1998 | CN1172912A Variable priority device |
| 02/11/1998 | CN1172880A Front control device of building machinery |
| 02/11/1998 | CN1172747A Steering device for heavy equipment |
| 02/10/1998 | US5715615 Hydraulic working machine |
| 02/05/1998 | WO1998004838A1 Hydraulic oil supply apparatus |
| 02/05/1998 | WO1998004784A1 Hydraulic traveling apparatus |
| 02/04/1998 | EP0516864B1 Hydraulic driving system and direction change-over valves |
| 02/03/1998 | US5714719 Workload detecting system for excavating and loading apparatus |
| 02/03/1998 | US5713419 Intelligent attachment to a power tool |
| 02/03/1998 | US5713145 Wear resistant excavating apparatus |
| 02/03/1998 | US5713144 Linear excavation control apparatus for a hydraulic power shovel |
| 01/29/1998 | WO1998003739A1 Device for reducing a shock at a stroke end of a 2-piece boom type construction machine |
| 01/29/1998 | WO1998003738A1 Method and apparatus for linear control of working machine of construction equipment |
| 01/29/1998 | DE19635751C1 Driver cab for earth-moving machine, particularly wheel loader |
| 01/28/1998 | EP0821109A1 Excavator for use in a hazardous environment, buoy for maritime work and control post therefor |
| 01/28/1998 | EP0610500B1 Construction machine |
| 01/27/1998 | US5711391 Auxiliary interlock control system for power machine |
| 01/27/1998 | US5711095 Hydraulic working machine having a projecting portion |
| 01/22/1998 | WO1998002621A1 Frame assembly for a construction machine |