Wheel substitutes for land vehicles – With track support intermediate of end wheels – With roller support contacting lower track run
Patent
1998-11-19
2000-07-11
Morano, S. Joseph
Wheel substitutes for land vehicles
With track support intermediate of end wheels
With roller support contacting lower track run
305142, B62D 5514
Patent
active
06086169&
ABSTRACT:
A midwheel assembly for a track type tractor is disclosed. The midwheel assembly includes a hub having (i) a body portion and (ii) a hub plate extending radially from the body portion. The midwheel assembly also includes a wheel having (i) a wheel plate secured to the body portion of the hub and (ii) a ring member secured to the wheel plate such that the ring member extends from the wheel plate toward the hub plate so that the ring member, the wheel plate, and the hub plate define a wheel cavity. The midwheel assembly further includes a track assembly having (i) a carcass having an upper surface and a lower surface, (ii) a tread bar extending from the lower surface of the carcass, and (iii) a guide block extending from the upper surface of the carcass, wherein (i) the ring member is positioned directly above the upper surface of the carcass, (ii) the hub plate is positioned adjacent to the guide block, (iii) the hub plate has a guide block face defined thereon, (iv) the guide block face is positioned adjacent to the guide block, and (v) the guide block periodically contacts the guide block face during use of the midwheel assembly.
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Caterpillar Inc.
Morano S. Joseph
Nguyen Long Bao
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