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| Number | Title | Issue Date |
| 7258405 | Tire track A unitary flexible track for converting a wheeled vehicle into a tracked vehicle, the track being provided for mounting in longitudinal direction around at least two successive vehicle tire-wheel assemblies in movement direction of the vehicle, the track having an i... | 08/21/2007 |
| 7201457 | Rubber crawler and crawler traveling equipment Rubber crawler equipment (1) capable of reducing the weight and cost of a rubber crawler, and providing a lightweight and fast drive for tires and crawlers, wherein core members (5) formed of plastic material instead of metal are embedded in a rubber c... | 04/10/2007 |
| 7182414 | Undercarriage equipped with non-steel type rubber crawler using chain action The present invention relates to an undercarriage equipped with a coreless rubber crawler in a chain drive configuration, and more particularly, to a track system undercarriage for a skid loader in which an auxiliary axle and an auxiliary sprocket are provided to so... | 02/27/2007 |
| 7131709 | Core bar for rubber crawler and rubber crawler A core bar for a rubber crawler includes: right and left wing parts; an engaging part for connecting the wing parts; right and left protrusions to guide a rolling wheel; and right and left outside rails that are formed on outer sides of the right and left protrusion... | 11/07/2006 |
| 7018005 | Vehicle track providing enhanced steerability A vehicle track includes an endless belt. A plurality of laterally-elongated propulsive lugs and longitudinally-elongated turning lugs extend outwardly from an outer side of the endless belt. The propulsive lugs provide substantially longitudinally facing surfaces t... | 03/28/2006 |
| 6932442 | Elastic-bodied crawler An elastic-bodied crawler, in which damages, such as local wear, coming-off of driven projections and the like in use, are prevented from being brought about, and frictional resistance is decreased at engaging portions to provide for durability, comprises a body wit... | 08/23/2005 |
| 6062327 | Tracked-vehicle drive A tracked-vehicle drive has a wheel rotatably driven about an axis and having an outer surface, an endless traction element spanned over and frictionally engaging the wheel so as to be advanced thereby when the wheel rotates and having an inner face forme... | 05/16/2000 |
| 5758932 | Mental drive wheel for endless ground engaging drive belts Driving systems for belted machines have in the past utilized a common material interface to drive the belted machine. For example, rubber belted machines have generally used a rubber drive therewith. The present drive wheel is made of metal and includes ... | 06/02/1998 |
| 5632537 | Crawler belt for crawler motor vehicle A crawler belt for use on a crawler motor vehicle has an elongate belt body drivable in a predetermined direction, and a plurality of ridges mounted on a ground contact side of the belt body, each of the ridges having at least one sipe defined in a free e... | 05/27/1997 |
| 5616193 | Pneumatic tires with cooperating track A vehicle drive includes pneumatic tires mounted on rims and includes a track which is engaged by and cooperates with the tires. Tire-supporting elements on the track position the tires on the track. Also, the tires, on at least the surfaces which come in... | 04/01/1997 |
| 5020865 | Endless drive track joint assembly An assembly for joining ends of a drive track of an endless track drive system includes at least one connector member or connector member belt situated within the endless drive track, one or two retaining rods situated between abutting ends of the endless... | 06/04/1991 |
| 5005922 | Double V-shaped endless track drive system An endless drive track for use on a track vehicle such as a bulldozer includes a plurality of polymeric endless track drive members, each drive member including a first lateral frictional drive face sloping inwardly with respect to a transverse direction ... | 04/09/1991 |
| 5005921 | Endless track drive system An endless track drive system for use on a track vehicle such as a bulldozer includes a plurality of polymeric endless track drive members integrally interconnected in a closed loop to form an endless track, each drive member including at least one fricti... | 04/09/1991 |
| 4906054 | Endless track drive system An endless track drive system for use on a track vehicle such as a bulldozer includes a plurality of polymeric endless track drive members integrally interconnected in a closed loop to form an endless track, each drive member including at least one fricti... | 03/06/1990 |
| 4884852 | Double V-shaped endless track drive system An endless drive track for use on a track vehicle such as a bulldozer includes a plurality of polymeric endless track drive members, each drive member including a first lateral frictional drive face sloping inwardly with respect to a transverse direction ... | 12/05/1989 |
| 4856853 | Endless belt-type drive mechanism A drive mechanism comprises an endless belt wrapped around a drive wheel. The drive wheel includes flat facets formed on its outer surface which are arranged to become superimposed relative to plate-like shoes mounted on the belt to impart a positive driv... | 08/15/1989 |
| 4368929 | Sealed track belt arrangement Spaced elastomer ribs cooperating with the outer cylindrical surface of a flexible track belt within the confines of each track shoe site with a sufficient volume of elastomer in each rib will, when a track shoe is attached to the sites, be deformed to in... | 01/18/1983 |
| 4093318 | Endless drive system An endless drive system suitable for use as an endless belt, an endless chain drive or an endless track vehicle drive system. The endless drive system includes endless drive sections, with sloped sides to shed dirt or other foreign objects, and fasten piv... | 06/06/1978 |
