| Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930) |
|---|
| 08/24/1976 | US3975842 Method and apparatus for dredging employing a transport fluid flowing in substantially closed recirculating course |
| 08/17/1976 | US3975054 Undersea mining and separating vehicle having motor-powered water jet |
| 08/17/1976 | US3974882 Cellular bulldozer blade with built-in support brackets |
| 08/17/1976 | US3974881 Bulldozer blade mounting |
| 08/17/1976 | US3974699 Angular position sensing and control system, apparatus and method |
| 08/17/1976 | US3974580 All electric excavating and loading system |
| 08/17/1976 | US3974579 Bucket tooth adapter support and load transfer means |
| 08/10/1976 | US3973575 Mining concentrator |
| 08/10/1976 | US3973512 Ship connecting structure |
| 08/03/1976 | US3972566 Solids concentrator |
| 08/03/1976 | US3972147 Bucket and closure member apparatus |
| 08/03/1976 | US3972137 Dredging installation |
| 08/03/1976 | US3972097 Tool for attachment to the dipper arm of an excavator |
| 07/27/1976 | US3971217 Reciprocatable devices |
| 07/27/1976 | US3971215 Power shovel and crowd system therefor |
| 07/27/1976 | US3971148 Dredge cutter head |
| 07/27/1976 | US3971147 Torque-limited driving arrangement for scraper elevator |
| 07/27/1976 | US3971146 Reentrant driving arrangement for scraper elevator |
| 07/20/1976 | US3970154 Tool power system usable as substitute for vehicle propulsion |
| 07/20/1976 | US3969835 Lockable suspension system for a scraper |
| 07/20/1976 | US3969834 Airlift |
| 07/13/1976 | US3968580 Bucket wheel assembly |
| 07/13/1976 | US3968579 Apparatus for sediment dredging and ocean mineral gathering |
| 07/06/1976 | US3967854 Endless bucket type excavator |
| 07/06/1976 | US3967532 Forward-reverse valve for elevating scraper drive |
| 07/06/1976 | US3967398 Detachable corner protector for work implements |
| 07/06/1976 | US3967397 Rake attachment for back hoe and the like |
| 07/06/1976 | US3967396 Undercutter with rotary trencher |
| 07/06/1976 | US3967395 Crossing undercutter and switch undercutter mounted on tractor-type vehicle |
| 07/06/1976 | US3967394 Automatic grab crane |
| 07/06/1976 | US3967393 Underwater solids collecting apparatus |
| 06/29/1976 | US3966249 Rotator |
| 06/29/1976 | US3966169 Rod and pipe pusher, puller device |
| 06/29/1976 | US3966070 Mechanism for loader bucket or forklift mast on a material handling vehicle |
| 06/29/1976 | US3966066 Hydraulic circuit |
| 06/29/1976 | US3966065 Safety hold-down apparatus for tractor-mounted earth working implements |
| 06/29/1976 | US3965999 Drilling grab for pile foundations and well boreholes |
| 06/29/1976 | US3965587 Quick drop control for scrapers |
| 06/22/1976 | US3964803 Self-aligning trunnion bearing assembly |
| 06/22/1976 | US3964622 Quick change mounting bracket for loader arms |
| 06/22/1976 | US3964287 Apparatus for forming a groove and back-up dam for welds |
| 06/22/1976 | US3964182 Mechanical shovel |
| 06/15/1976 | US3963135 Method of subordinating the orientation of a grab on a public works machine to the rotation of the turrest of this machine and to the machine |
| 06/15/1976 | US3963134 Machine having a dual function jib |
| 06/15/1976 | US3963132 Public works appliance |
| 06/15/1976 | US3963131 Front-end skid steer loader |
| 06/15/1976 | US3963086 Twin-engine overhung scraper having a leading arm suspension |
| 06/15/1976 | US3962804 Scraper having forwardly swingable apron and full width pivoted striker |
| 06/15/1976 | US3962803 Dredging head |
| 06/08/1976 | US3961788 Bulldozer blade with improved tip and end bit |
| 06/08/1976 | US3961670 Hydraulic control system for hydraulically operated road grader |
| 06/08/1976 | US3961492 Machine for and method of stemming blast holes |
| 06/01/1976 | US3960285 Material handling apparatus |
| 06/01/1976 | US3959900 Implement assembly for hydraulically operated excavators |
| 06/01/1976 | US3959899 Boom point assembly for an excavating machine |
| 06/01/1976 | US3959898 Dredge ladder shock mounting arrangement |
| 06/01/1976 | US3959897 Combination vibrating cutter head and crusher |
| 06/01/1976 | US3959896 Self-loading scraper with pivotal floor panel |
| 05/25/1976 | US3958704 Pipe laying attachment |
| 05/25/1976 | US3958465 Driving of a shaft with pendulum mount |
| 05/25/1976 | US3958347 Drain ditch digging attachment for a back-hoe |
| 05/25/1976 | US3958346 Multiple pumping chamber dredging apparatus |
| 05/18/1976 | US3957130 Steering control for tractor grader attachments |
| 05/18/1976 | US3957121 Automatic control system for earth-moving equipment |
| 05/18/1976 | US3956835 Log skidder with implement mounted cable guide means |
| 05/18/1976 | US3956834 Dredge ladder shock mounting arrangements |
| 05/11/1976 | US3955695 Machine with an outrigger latching mechanism |
| 05/11/1976 | US3955294 Elevator apparatus for towed deep-sea particle harvester |
| 05/04/1976 | US3954196 Material handling apparatus |
| 05/04/1976 | US3953932 Casino chip and method of making |
| 05/04/1976 | US3953931 Excavator |
| 04/27/1976 | US3953145 Laser beam control system for earthworking or similar machines |
| 04/27/1976 | US3952896 Hydraulic linkages |
| 04/27/1976 | US3952890 Hydraulically operated shovels |
| 04/27/1976 | US3952532 Underwater trenching and cable laying apparatus |
| 04/27/1976 | US3952432 Mechanism for moving scraper bowl ejector blade |
| 04/20/1976 | US3951559 Weldment for bulldozer blades |
| 04/20/1976 | US3950866 Elevating-type scraper having forwardly swingable apron and full width pivoted striker |
| 04/13/1976 | US3950246 Dredge units |
| 04/13/1976 | US3950030 Underwater mining |
| 04/13/1976 | US3949889 Front end loader |
| 04/13/1976 | US3949498 Grab bucket for dredging sludge |
| 04/13/1976 | US3949497 Releasable latching apparatus for a benthic grab |
| 04/06/1976 | US3948398 Self-locking log skidding carriage |
| 04/06/1976 | US3948329 Apparatus for effecting ground penetration of a ground engaging member |
| 04/06/1976 | US3948049 Dual motor hydrostatic drive system |
| 04/06/1976 | US3948024 Implement position control system |
| 04/06/1976 | US3947981 Scraper bowl with hydraulic safety lock |
| 04/06/1976 | US3947980 Process and apparatus for deep-sea particle harvesting |
| 03/30/1976 | US3946506 Trimmer type road construction apparatus with pivotally connected conveyor |
| 03/23/1976 | US3945761 Fan disturbing sand at the bottom of a body of water so that it may be pumped up efficiently |
| 03/23/1976 | US3945608 Anchoring means for earth tunneling devices |
| 03/23/1976 | US3945519 Loading method |
| 03/23/1976 | US3945138 Hydraulically controlled and driven bucket wheel dredge |
| 03/23/1976 | US3945137 Brake for cushioning pendulum movements, especially for grab buckets of hydraulically operable earth dredges |
| 03/16/1976 | US3944089 Loader |
| 03/16/1976 | US3943644 Mining dredge having endless bucket conveyor and flexible guide train |
| 03/09/1976 | US3943306 Electric loader with excessive unwind preventive means |
| 03/09/1976 | US3942662 Vehicle having front end load supporting member |
| 03/09/1976 | US3942271 Backhoe attachment |