Lobed track pin
AssigneeCaterpillar Inc.
InventorsTimothy Allen McKinley, Zhiyong Hu, Weixue Tian, William Henry Baar, III
Life of this patent
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Abstract
A track pin may comprise a body that includes a generally cylindrical configuration defining an axis of rotation, a circumferential direction and a radial direction, the body defining a first end, a second end and a peripheral surface extending from the first end to the second end. The peripheral surface may include a first lobed portion spaced axially away from the first end and the second end and including a series of convex arcuate segments and concave arcuate segments joined to each other tangentially, forming an undulating surface.
Claims10
A track pin for use with a track chain of a vehicle that includes a plurality of track pins and bushings, the track pin comprising:
- a body that includes a generally cylindrical configuration defining an axis of rotation, a circumferential direction and a radial direction, the body defining a first end, a second end and a peripheral surface extending from the first end to the second end, the peripheral surface including
- a first lobed portion spaced axially away from the first end and the second end and including a series of convex arcuate segments and concave arcuate segments joined to each other tangentially, forming an undulating surface about the entirety of the peripheral surface along the circumferential direction.
Dependencies are inferred from the claim text.