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| Number | Title | Issue Date |
| 7367637 | Endless track for high speed multi-terrain vehicles The track design for use with a tracked vehicle includes a cantilever cut made down into the outward side of each tread just outboard of the position where the inside of the track contacts the outboard edge of the tread of the outer wheel of each pair of track-suppo... | 05/06/2008 |
| 7343991 | Electrically driven track wheels for tracked vehicles An electrically driven wheel for a tracked vehicle which includes a driving track wheel with built in cogs and a brushless DC motor having a mounting shaft to connect the wheels to the tracked vehicle. The brushless DC motor is coupled within the driving track wheel... | 03/18/2008 |
| 7318627 | Recovery head with track seal An apparatus for assembling a liner from a plurality of longitudinal sections of flexible material having longitudinal edges adapted to be joined one to another to form the liner includes a path means along which the longitudinal sections of flexible material can be... | 01/15/2008 |
| 7216876 | Occupant-propelled fluid powered rotary device, truck, wheeled platform, or vehicle A device for generating rotational energy for hydraulic fluids, which includes at least one hydraulic cylinder, the at least one hydraulic cylinder comprising at least two chambers, wherein each of the at least two chambers are in fluid communication with the other.... | 05/15/2007 |
| 7181322 | Ammunition loading vehicle and method A motorized hydraulically-operated and driven aircraft loading vehicle is particularly suited for the loading of bombs, which are raised by a pair of hydraulically-operated arms. Vehicle has two selectable operation modes. A first, working mode provides four-wheel h... | 02/20/2007 |
| 7137464 | Stair climbing hand truck A hand truck for climbing stairs includes a frame having handles proximate a first end and at least two wheels proximate a second end. A stair climbing mechanism is engaged with the frame proximate the second end. The stair climbing mechanism has a motor and an outp... | 11/21/2006 |
| 7044258 | Direct drive suspension A skid steer vehicle is supported on four gearboxes that function both as control arms and as speed reduction gearboxes. Each side of the vehicle's chassis has two gearboxes to which it is coupled. A hydraulic motor is fixed to each side of the chassis to drive the ... | 05/16/2006 |
| 6935434 | Hitch control system with spring centered control lever A hitch control system controls a vehicle hitch to which implements can be attached. The hitch control system includes a spring-centered primary command lever which is manually moveable from a centered position to deflected positions, and which automatically returns... | 08/30/2005 |
| 6866108 | Wheeled-tracked vehicle hybrid A vehicle for use on a battlefield, having a hull with at least one endless track unit mounted underneath, and with a plurality of selectively vertically moveable wheels. The endless track unit may cover substantially all of the bottom side of the vehicle and may wr... | 03/15/2005 |
| RE38701 | Earth-based vehicle A vehicle is provided including a main frame structure, a track assembly mounted to the main frame structure and having an single, endless ground-engaging track extending in a longitudinal direction. A pair of steerable ground-engaging wheels flank the track, constr... | 02/15/2005 |
| 6425450 | Load-shifting vehicle A vehicle is driven by a central track assembly and differential speed steering wheels in flanking relation thereto.... | 07/30/2002 |
| 6408963 | Vehicle with counterbalance structure for offsetting longitudinally off-center loads The present invention relates to a vehicle that has a frame, a driving track assembly, and a pair of secondary driving assemblies mounted on opposing lateral sides of the track assembly. More specifically, the present invention relates to a vehicle that h... | 06/25/2002 |
| 6220377 | Load support shifting vehicle A vehicle with a driving track assembly and a pair of secondary driving and steering assemblies disposed on opposing lateral sides of the track. Each secondary driving and steering structure includes a ground engaging driving and steering structure that i... | 04/24/2001 |
| 6076620 | Agricultural machine An agricultural machine with a loading area above the rear axle assembly, a driver's cabin between front axle and rear axle assembly, an engine within the front area of the vehicle and a front frame associated to the front axle assembly as well a rear fra... | 06/20/2000 |
| 6044921 | Earth-based vehicle A vehicle with a driving track assembly and a pair of secondary driving assemblies disposed on opposing lateral sides of the track. Each secondary driving structure includes a ground engaging driving structure that is preferably a ground engaging wheel. T... | 04/04/2000 |
| 5894900 | Motor vehicle with rear crawler belts A crawler motor vehicle includes a pair of crawler belts trained around drive rear wheels and idle wheels which are rotatably mounted on the motor vehicle body. The crawler motor vehicle also has a pair of front wheels having respective tires and rotatabl... | 04/20/1999 |
| 5884718 | Traveling apparatus, and control method and rotational-angle detector applied thereto A traveling apparatus which can travel on a flat ground and on stairs is disclosed. The traveling apparatus is comprising a pair of left and right crawler units arranged on either one of a front portion and a rear portion below a body, a crawler unit arra... | 03/23/1999 |
| 5615748 | Earth-based vehicle A vehicle is provided including a main frame structure, a track assembly mounted to the main frame structure and having an single, endless ground-engaging track extending in a longitudinal direction. A pair of steerable ground-engaging wheels flank the tr... | 04/01/1997 |
| 4790546 | Toy tracked vehicle A toy in the form of a tracked vehicle containing a pair of tracks which turn in a manner which simulates a full-sized tracked vehicle, the vehicle having a supporting frame, a tricycle device mounted on the frame, the tricycle device having a pedal actua... | 12/13/1988 |
| 4304313 | Tractor An agricultural type tractor with lifting devices on the front, rear and both sides for agricultural implements. Each pair of rear drivable wheels which are in tandem pivot about a common axle and each pivotable pair of such wheels is driven by a separate... | 12/08/1981 |
