Wheel substitutes for land vehicles inventions 05/07

20070114845 - Elastic crawler: Disclosed is an elastic crawler formed with an elastic material in the shape of an endless track, and used as the wheel for the work vehicle with enhanced reliability and durability. The elastic crawler includes a crawler body 2A formed with an elastic material and having lugs 4L, 4R, 5L... Agent: Alston & Bird LLP

20070108839 - Plastic-coated roller, especially tension roller for a belt drive: The invention provides a plastic-sheathed roller, typically a tension roller of plastic for a belt drive. The roller comprises a wheel comprising an inner ring and an outer ring that are connected through radially oriented ribs arranged spaced apart on a periphery and through a central web. The wheel is... Agent: Lucas & Mercanti, LLP

20070096558 - Enclosure track: An enclosure track has an elongated, longitudinally extending unitary body made of high strength, non-deformable, rigid material. The track has an upper section with a longitudinally extending space and a lower section with a longitudinally extending space which is contiguous with the space of the upper section. The track has... Agent: Hollstein Keating Cattell Johnson & Goldstein P.C. Willow Ridge Executive Office Park

20070096559 - Idler assembly, and method for retrofitting an existing idler assembly: An idler assembly is disclosed for a shovel having a flexible track assembly. In an embodiment, the idler assembly comprises an idler gear operatively associated with the track assembly; a sleeve; a shaft, sets of splines on the shaft and on the sleeve sized for engagement, and connectors at ends... Agent: Fennemore Craig, P.C.