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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04/13/1982 | US4324194 Stabilized hoist rig for deep ocean mining vessel |
04/13/1982 | US4324057 Pin type tooth retention system |
04/01/1982 | WO1982001023A1 Building construction system component parts and method for assembling same |
03/30/1982 | US4322178 Pavement patching apparatus |
03/30/1982 | US4321980 Mono stick assembly with adjustable creep control |
03/30/1982 | US4321793 Integrated hydraulic circuit for off highway work vehicles |
03/30/1982 | US4321762 Digging tooth apparatus for V bottom bucket |
03/30/1982 | CA1120900A1 Crowd drive assembly for power shovels |
03/23/1982 | US4320925 Dredge cutterhead tooth |
03/23/1982 | US4320814 Electric-hydrostatic drive modules for vehicles |
03/23/1982 | US4320590 Dredging device |
03/23/1982 | CA1120453A1 Hose support bracket for backhoe swing frame |
03/18/1982 | WO1982000843A1 Guard structure for hydraulic conduits of a mobile apparatus |
03/16/1982 | US4319415 Cutter head for suction dredges |
03/16/1982 | CA1120077A1 Main frame construction for vehicles |
03/16/1982 | CA1120076A1 Excavator with a clamshell bucket having magnified vertical stroke |
03/10/1982 | EP0046854A1 Device to control the scraping device of a dredger, especially with a parallel guidance of the dipper set at a given cutting angle |
03/10/1982 | EP0046751A1 Blocking mechanism. |
03/09/1982 | US4318664 Self-stabilizing load lifting and handling vehicle |
03/04/1982 | WO1982000676A1 Structure of operating section of excavating vehicle |
03/03/1982 | EP0046745A1 Cutting machine |
03/02/1982 | US4317466 Hydraulic drive circuit for load-handling machines |
03/02/1982 | US4317300 Earth working tooth with wear cap |
03/02/1982 | US4317299 Tooth arrangement for earthworking implement |
03/02/1982 | CA1119130A1 Router bit assembly for an earth working apparatus |
02/24/1982 | EP0046234A1 Material-handling and earth-moving vehicle |
02/18/1982 | WO1982000486A1 Slurry trench method and apparatus for constructing underground walls |
02/16/1982 | US4315636 Working vehicle |
02/16/1982 | US4315375 Earth moving bucket |
02/09/1982 | US4314619 Operating device for swivel working vehicle |
02/09/1982 | US4314414 Trench digging apparatus and bearing therefor |
02/04/1982 | WO1982000310A1 Kickout bucket positioner |
02/02/1982 | CA1117558A1 Trench digging apparatus |
01/26/1982 | US4312762 Method and apparatus for removing sediment or other flowable solid material from a bed underlying a body of water |
01/26/1982 | CA1117168A1 Transporter for heavy surface-working equipment |
01/21/1982 | WO1982000181A1 Pivot joint |
01/19/1982 | US4311342 Dredge head with mechanical and pumping action |
01/19/1982 | US4311006 Pressure compensated steering system |
01/19/1982 | US4310975 Dredging or excavating machine for marshes or canals |
01/05/1982 | US4309142 See-through bucket |
12/30/1981 | EP0042547A2 Hydraulic circuit with a variable flow pump controlled by excess flow |
12/29/1981 | US4307621 Swing drive assembly for machines having rotatable frames |
12/22/1981 | US4306363 Side cutter apparatus for an excavating machine |
12/22/1981 | CA1114915A1 Implement position indicator |
12/22/1981 | CA1114789A1 Retractable boarding ladder |
12/15/1981 | CA1114425A1 Corner tooth construction |
12/08/1981 | US4304440 Roller cutter |
12/08/1981 | US4304142 Operator cab tilting apparatus |
12/08/1981 | US4304077 Mounting assembly for hydraulic conduits of a mobile apparatus |
12/08/1981 | CA1113834A1 Load sensing control for hydraulic system |
12/01/1981 | US4303140 Transport apparatus for heavy open-cast working equipment |
11/24/1981 | US4302055 Wedgingly mounted tool holder or adapter for a cutting head |
11/24/1981 | US4301606 Apparatus for excavating a trench underneath a pipeline installed on the sea bottom |
11/17/1981 | US4300591 Anti-cavitation and overload relief valve for a hydraulic system |
11/17/1981 | CA1112578A1 Drive system for a skid steer loader |
11/10/1981 | US4299530 Vehicle with adjustable balance weight |
11/10/1981 | CA1112265A1 Combination vehicle underpan and maintenance platform |
11/04/1981 | EP0038873A1 Sustainer for movable conveying devices |
11/03/1981 | US4297815 Power arm fitted with coupling devices for a member provided to control its position |
10/27/1981 | CA1111462A1 Operator's station and mounting |
10/21/1981 | EP0037838A1 Method of controlling internal combustion engine and hydraulic pump system |
10/20/1981 | US4295779 Straight arm loader |
10/15/1981 | WO1981002904A1 Depth monitoring system |
10/15/1981 | WO1981002884A1 Load carrying stucture and method of manufacture therefor |
10/13/1981 | US4294465 Operator's station and mounting |
10/06/1981 | US4293270 Excavators |
10/06/1981 | US4293269 Conversion or extension beam |
09/29/1981 | US4291474 Dredge swell compensator apparatus |
09/22/1981 | US4290488 Driving machine including speed synchronized earth working traction wheel |
09/22/1981 | US4290214 Earthworking implement side plate wear member |
09/08/1981 | US4288196 Computer controlled backhoe |
09/08/1981 | CA1108551A1 Method of loading and unloading railroad cars |
09/03/1981 | WO1981002476A1 Blocking mechanism |
09/02/1981 | EP0034900A1 Civil engineering and construction machinery with hydraulic drive system |
09/01/1981 | US4286803 Stabilizer assembly |
08/25/1981 | US4285627 Undercarriage for adverse terrain vehicle |
08/25/1981 | CA1107768A1 Scooper-excavator |
08/20/1981 | WO1981002318A1 Earthworking implement side plate wear member |
08/18/1981 | US4284265 Dual drive system for dragline with power interlock |
08/18/1981 | US4283964 Control system for power shift transmission |
08/11/1981 | US4283681 System for detecting an underwater buried cable |
08/11/1981 | US4282933 Automatic control device for an earth working equipment |
08/11/1981 | US4282898 Flow metering valve with operator selectable boosted flow |
08/11/1981 | US4282665 Excavator tooth assembly |
08/11/1981 | US4282662 Rotary trench digging machine |
08/06/1981 | WO1981002209A1 Control lever arrangement |
08/06/1981 | WO1981002208A1 A device for controlling the fluid supply to a number of consumers |
08/06/1981 | WO1981002143A1 Operator cab tilting apparatus |
08/05/1981 | EP0033060A1 Balancing system for parts of cranes and the load |
08/04/1981 | US4281848 Joint for articulated vehicles |
08/04/1981 | CA1106324A1 Public works machine, such as a self-propelled hydraulic loading shovel |
07/29/1981 | EP0032790A1 Locking device for excavating equipment |
07/28/1981 | US4280288 Modular draging unit for collecting solid bodies on an underwater bed |
07/21/1981 | US4279312 Dual tractor road grader with double arched center frame |
07/21/1981 | US4279085 Excavating buckets |
07/21/1981 | CA1105525A1 Pin type tooth retention system |
07/21/1981 | CA1105524A1 Lip and tooth combination for a bucket wheel excavator |
07/21/1981 | CA1105523A1 Insert for attaching a tip of an excavator tooth |
07/14/1981 | US4278393 Slack prevention system for a crowd rope of a power shovel |
07/14/1981 | US4278141 Undercarriage for adverse terrain vehicle |