| 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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| 05/17/1977 | US4023869 Crossed axis tapered roller bearing assembly |
| 05/17/1977 | US4023828 Stabilizer pad for earthmoving apparatus |
| 05/17/1977 | US4023625 Structure mounting a bulldozer assembly to a vehicle |
| 05/17/1977 | US4023518 Dredge pipe coupling system |
| 05/17/1977 | US4023364 Swing flow supplemental travel for an excavator |
| 05/10/1977 | US4022536 Hinge pin construction |
| 05/10/1977 | US4022339 Fluid operated apparatus |
| 05/10/1977 | US4022284 Automatic alignment system for earth boring rig |
| 05/10/1977 | US4022282 Method for reclaiming strip-mined land |
| 05/10/1977 | US4022028 Submarine pipe trenching apparatus |
| 05/03/1977 | USRE29197 Shovel loaders |
| 04/26/1977 | US4019401 Dual pivot axis control lever |
| 04/19/1977 | US4018473 Material handling equipment operator's cab mounting |
| 04/19/1977 | US4018458 Vehicle stabilizer with adjustable foot |
| 04/19/1977 | US4018352 Anti-rollback mechanism for material handling implement |
| 04/19/1977 | US4018350 Hydraulic cyliner systems with safeguarded float action |
| 04/19/1977 | US4018141 Vehicle speed control |
| 04/12/1977 | US4017739 Lifting force responsive load control for electrically propelled earthmoving vehicles |
| 04/12/1977 | US4017216 Variable underspeed system linkage |
| 04/12/1977 | US4017215 Infinitely variable orifice for part throttle control |
| 04/05/1977 | US4015882 Anti-friction bearing |
| 04/05/1977 | US4015729 Automatic control system for backhoe |
| 04/05/1977 | US4015679 Drive range and lock control system |
| 04/05/1977 | US4015482 Control system for power train and auxiliary equipment driven from a common prime mover |
| 03/29/1977 | US4014588 Mounting device for elastically mounting cab |
| 03/29/1977 | US4014400 Mounting arrangement for detachably coupling a vehicle frame to a ground-engaging undercarriage |
| 03/29/1977 | US4014399 Mount for heavy servo mechanisms |
| 03/22/1977 | US4013884 Optical device for a surface vehicle guidance system using a light-contrast programme |
| 03/22/1977 | US4013308 Adjustable stabilizer |
| 03/22/1977 | US4013307 Dual position stabilizer |
| 03/22/1977 | US4013130 Ripper tip assembly |
| 03/15/1977 | US4011959 Bucket-positioner circuit with "no detent" operation |
| 03/15/1977 | US4011957 Folding ejector linkage for material handling machinery |
| 03/08/1977 | US4010561 Earth scraper with router bit |
| 02/15/1977 | US4007550 Replaceable corner tooth assembly |
| 02/08/1977 | US4006936 Rotary cutter for a road planer |
| 02/08/1977 | US4006917 Energy absorbing pull hook for construction vehicles |
| 02/08/1977 | US4006667 Hydraulic control system for load supporting hydraulic motors |
| 02/08/1977 | US4006544 Replaceable cutting edge assembly |
| 02/01/1977 | US4006481 Underground, time domain, electromagnetic reflectometry for digging apparatus |
| 01/25/1977 | US4004855 Articulated joint including seals maintained by wedge |
| 01/25/1977 | US4004696 Material handling apparatus with load compensated counterweight system |
| 01/25/1977 | US4004641 Motor grader drawbar assembly with safety clutch mechanism |
| 01/25/1977 | US4004417 Torque converter with speed responsive slip clutch |
| 01/11/1977 | US4002377 Sealed bearing for load carrying booms |
| 01/11/1977 | US4001956 Tractor scraper transportation and assembly therefor |
| 01/04/1977 | US4000784 Demountable self-propelled crane transport assembly |
| 01/04/1977 | US4000683 Hydraulic load lifting system |
| 01/04/1977 | US4000616 Multi-engine multi-pump hydraulic summating system |
| 12/28/1976 | US4000254 Fungimycin compositions |
| 12/28/1976 | US3999614 Ripper tip with inter-fitting shin guard retaining means |
| 12/21/1976 | US3998342 Counterweight attachment means for loaders and the like |
| 12/21/1976 | US3998289 Brake system for an articulated vehicle |
| 12/21/1976 | US3998286 Mechanically, laterally adjustable treads for crawler vehicles |
| 12/21/1976 | US3997989 Tip retaining means with rotative locking tendencies |
| 12/21/1976 | US3997988 One-piece replaceable cutting edge and tooth adapter with tooth |
| 12/21/1976 | US3997987 Backhoe |
| 12/21/1976 | US3997986 Guard for hydraulic cylinder rods |
| 12/14/1976 | US3997274 Sealed access for hinge pin lubrication |
| 12/14/1976 | US3997183 Step-grab element system for a vehicle |
| 12/14/1976 | US3997071 Method and apparatus for indicating effective digging depth of a backhoe |
| 12/14/1976 | US3997007 Implement positioning hydraulic control system |
| 12/14/1976 | US3996742 Fluid flow control apparatus |
| 12/07/1976 | US3995384 Edge bit structure for implement blade |
| 11/30/1976 | US3994084 Adjustable feedthrough router bit for scrapers and the like |
| 11/23/1976 | US3993158 Device for limiting in a contact-free manner the movement of hydraulically operable mechanical parts |
| 11/16/1976 | US3992070 Lockable flip-up instrument panel |
| 11/16/1976 | US3991891 Counterweight installation means for loaders and the like |
| 11/16/1976 | US3991886 Shaft mucker |
| 11/16/1976 | US3991571 Fluid system of a work vehicle having fluid combining means and signal combining means |
| 11/09/1976 | US3990539 Lubrication means for swing gear drive |
| 11/09/1976 | US3990527 Steering apparatus for a vehicle of the type having revolving upper body with respect to a lower body thereof |
| 11/09/1976 | US3990379 Dredging apparatus |
| 11/09/1976 | US3990236 Load responsive pump controls of a fluid system |
| 11/09/1976 | US3990162 Retaining means for earthworking tips |
| 11/02/1976 | US3989149 Excavating device |
| 11/02/1976 | US3989112 Motor grader drawbar assembly with fluid-operated cylinders for restraining circle gear |
| 10/26/1976 | US3987914 Two-piece backhoe boom |
| 10/26/1976 | US3987623 Controlled priority fluid system of a crawler type vehicle |
| 10/26/1976 | US3987563 Excavator |
| 10/26/1976 | US3987560 Device for assembling a bucket on a frame |
| 10/19/1976 | US3986724 Hydraulically operated operator's step for large machinery |
| 10/12/1976 | US3985406 Cushioned roller circle |
| 10/12/1976 | US3985250 Vehicles for taking on, transporting, and discharging a load |
| 10/12/1976 | US3984929 Detachable cutting edge and tip-adapter arrangement for loader buckets |
| 10/12/1976 | US3984928 Corner reinforcement for various sized loader buckets |
| 10/12/1976 | US3984910 Multi-material ripper tip |
| 10/05/1976 | US3984141 Loader frame structure |
| 10/05/1976 | US3983946 Automatically repositionable rotary platform, and method |
| 10/05/1976 | US3983791 Control handle |
| 10/05/1976 | US3983707 Method and apparatus for moving an object on the bottom of a body of water |
| 09/28/1976 | US3982648 Lift arm safety bar |
| 09/28/1976 | US3982339 Reversible slide-on digger tooth with easy removal arrangement |
| 09/21/1976 | US3981150 Dual hydraulic motor drive system |
| 09/21/1976 | US3981063 Reduction wrench holder |
| 09/14/1976 | US3980000 Control system for a hydraulic clamping device |
| 09/14/1976 | US3979998 Hydraulic actuators equipped with cushioning means |
| 09/14/1976 | US3979994 Pivot pin including detachable pilot section |
| 09/07/1976 | US3978998 Fast hoist control system |
| 09/07/1976 | US3978679 Method and apparatus for underwater trench excavation and pipeline laying |