Machine track roller assembly

Details Machine track roller assembly Machine track roller assembly

2005-02-11

2008-05-20

Stormer, Russell D. (Department: 3617)

Wheel substitutes for land vehicles

With track support intermediate of end wheels

With roller support contacting lower track run

C305S137000, C384S145000, C384S192000, C384S261000

Reexamination Certificate

active

07374257

ABSTRACT:
A track-type work machine is provided, including a roller frame and a track extending about the roller frame. A track roller is mounted along the roller frame and rotatable against the track. The track roller is rotatably supported by a bearing that includes a shaft extending in the track roller and at least one sleeve rotatable about the shaft. At least one of the sleeve and the track roller include a load transmitting crown. A method is further provided of reducing edge loading of a track roller bearing, by transmitting selected loads on the bearing toward a center thereof at least in part by crowning a rotatable sleeve of the bearing.

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