| 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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| 08/30/1983 | US4400896 Swinging device for dredger |
| 08/24/1983 | EP0086523A1 Industrial vehicle |
| 08/23/1983 | US4399623 Dredges |
| 08/17/1983 | EP0086050A1 Ditcher method and apparatus |
| 08/17/1983 | EP0085962A2 Hydraulic control system especially for swinging loads |
| 08/16/1983 | US4398862 Pivot pin assembly |
| 08/16/1983 | US4398861 Maneuvering portion structure of an excavation work vehicle |
| 08/16/1983 | US4398607 Auger with adjustable wear plate |
| 08/16/1983 | US4398378 Building construction system component parts and method for assembling same |
| 08/16/1983 | US4398362 Oceanic seaplow system |
| 08/16/1983 | CA1152128A1 Excavating tooth assembly |
| 08/09/1983 | US4397481 Supporting chassis for working machine, with central frame and side-members |
| 08/09/1983 | US4397371 Loader operator restraint system |
| 08/09/1983 | CA1151711A1 Supporting chassis for a working machine, such as a hydraulic shovel |
| 08/03/1983 | EP0084991A1 Method and device for obtaining data relating to the position in a vertical plane of a flexible conduit during burying |
| 08/02/1983 | US4395833 Sealing and lubricating system for a dredge |
| 07/26/1983 | US4395199 Control method of a system of internal combustion engine and hydraulic pump |
| 07/26/1983 | US4395191 Excavator-hoist construction vehicle |
| 07/26/1983 | US4395163 Mining appliance |
| 07/26/1983 | US4395140 Bearing mounting with hydraulic fastening means for cranes and the like |
| 07/21/1983 | WO1983002471A1 Vibrator unit preferably for construction works |
| 07/20/1983 | EP0083639A1 Grading machine |
| 07/19/1983 | US4394102 Servo amplification system |
| 07/19/1983 | US4393606 Excavator with laser position indicator |
| 07/06/1983 | EP0083217A2 Suspension for a tractor |
| 07/06/1983 | EP0082991A1 Security attachment for large roller bearings, in particular for dredges and cranes |
| 07/05/1983 | US4391563 Bucket position indicator assembly |
| 07/05/1983 | US4391344 Loader operator restraint |
| 07/05/1983 | US4391341 Supporting chassis for a working machine, such as a hydraulic shovel |
| 07/05/1983 | US4391050 Tooth assembly |
| 06/29/1983 | EP0082168A1 Method and machine for the laying down of underwater pipes and cables |
| 06/22/1983 | EP0023901B1 Router bit assembly for an earth working apparatus |
| 06/21/1983 | US4389154 Time delay for a seat switch activated loader boom lock |
| 06/21/1983 | US4389153 Backhoe swing mechanism |
| 06/21/1983 | US4389151 Control lever arrangement |
| 06/21/1983 | US4388980 Operator restraint for a loader |
| 06/21/1983 | CA1148446A1 Hydraulic system having variable displacement pumps controlled by power beyond flow |
| 06/14/1983 | US4388038 Automatic locking pin retraction mechanism |
| 06/14/1983 | CA1148043A1 Engine speed control |
| 06/14/1983 | CA1147977A1 Building construction system, component parts and method for assembling same |
| 06/08/1983 | EP0080802A1 A machine for cutting a trench in rock |
| 06/08/1983 | EP0080473A1 Wear-resistant materials |
| 06/07/1983 | CA1147776A1 Earth working tool with wear cap |
| 06/07/1983 | CA1147760A1 Running system for a work vehicle |
| 06/07/1983 | CA1147632A1 Automatic fuel control system |
| 05/31/1983 | US4385863 Seat interlock for skid-steer loader |
| 05/24/1983 | US4384808 Under-water cable burying device |
| 05/17/1983 | CA1146447A1 Hydraulic control circuit system |
| 05/10/1983 | US4382744 Loader bellcrank mounting means |
| 05/10/1983 | US4382604 Structure of a running system in a work vehicle |
| 04/27/1983 | EP0077684A2 Earthmoving machine |
| 04/13/1983 | EP0076485A1 Control system for hydraulic circuit apparatus |
| 04/13/1983 | EP0076384A1 Bearing mounting with hydraulic fastening means for cranes and the like |
| 04/12/1983 | US4379568 Articulated tractor loader with side rear view mirrors |
| 04/05/1983 | CA1144193A1 Tool mounting |
| 03/30/1983 | EP0075482A2 Articulated earth-working vehicle |
| 03/29/1983 | US4378193 Mobile shovel excavator |
| 03/23/1983 | EP0074832A2 Mechanical digger |
| 03/22/1983 | US4377043 Semi-automatic hydraulic excavator |
| 03/22/1983 | CA1143252A1 Hydraulic circuitry for a backhoe |
| 03/22/1983 | CA1143151A1 Scarification rake |
| 03/17/1983 | WO1983000826A1 Tool for installing scarifier teeth |
| 03/15/1983 | US4376612 Earthworking machine of the loader type |
| 03/09/1983 | EP0073288A1 Device for the automatic control of the motor speed of an excavator |
| 03/01/1983 | USRE31164 Cooling system for rock ripper tip |
| 03/01/1983 | CA1142203A1 Extruded locking device for digging tooth |
| 03/01/1983 | CA1142187A1 Dredge head with mechanical and pumping action |
| 02/23/1983 | EP0072697A1 Outrigger device for wheel-mounted working machines |
| 02/23/1983 | EP0072567A2 Boundary plane warning system |
| 02/23/1983 | EP0072539A2 Hydraulic circuit of hydraulic power shovel |
| 02/16/1983 | EP0071677A1 Trench cutter |
| 02/15/1983 | US4374420 Method of accurately dredging a desired profile contour |
| 02/15/1983 | US4373850 Automatic fuel control system |
| 02/15/1983 | CA1141304A1 Pressure compensated steering system |
| 02/09/1983 | EP0071228A2 Control system for hydraulic circuit apparatus |
| 02/01/1983 | US4371086 Support structures of excavating machines |
| 02/01/1983 | CA1140427A1 Blocking mechanism |
| 01/25/1983 | US4370713 Anti-tightline control system and method for dragline type equipment |
| 01/25/1983 | US4369989 Stabilizing jack for skid steer vehicle |
| 01/25/1983 | US4369856 Backhoe control with hand throttle and electric throttle control |
| 01/25/1983 | US4369625 Drive system for construction machinery and method of controlling hydraulic circuit means thereof |
| 01/20/1983 | WO1983000174A1 Grading machine |
| 01/19/1983 | EP0070005A1 Hydraulic fluid circuit of hydraulic shovel |
| 01/11/1983 | US4368521 Method and apparatus for dragline tightline protection |
| 01/11/1983 | US4367624 Control system for hydraulic actuator |
| 01/11/1983 | US4367602 Lock and key retainer for excavator tooth |
| 01/06/1983 | WO1983000060A1 Method and machine for the laying down of underwater pipes and cables |
| 01/05/1983 | EP0068933A1 Device for handling bulk material, especially for unloading ships |
| 01/05/1983 | EP0068477A1 Support link or another link in the form of a tube, especially for agricultural machines |
| 01/05/1983 | EP0068197A1 Locking apparatus of inertial mass drive hydraulic circuit system |
| 01/04/1983 | US4366991 Pavement planing device |
| 12/28/1982 | US4365429 Maximum lift system for hydraulic hoe |
| 12/23/1982 | WO1982004375A1 Wear-resistant materials |
| 12/21/1982 | US4364438 Dual tractor road grader with double arched center frame |
| 12/21/1982 | US4364304 Arrangement for influencing the operating quantity of a servomotor |
| 12/21/1982 | CA1137928A1 Kickout bucket positioner |
| 12/15/1982 | EP0067018A1 Material working machines |
| 12/15/1982 | EP0066717A2 Hydraulic control system comprising a meter-in valve means |
| 12/14/1982 | US4363178 Trencher tooth quick attachment |
| 12/09/1982 | WO1982004274A1 Material working machines |