Rotary wheel-end assembly for tire inflation system

Details Rotary wheel-end assembly for tire inflation system Rotary wheel-end assembly for tire inflation system

1989-01-19

1989-11-28

Ball, Michael W.

Resilient tires and wheels

Tires, resilient

Inflating devices

152415, B60C 2900

Patent

active

048831069

ABSTRACT:
A rotary wheel-end assembly (90) is provided that includes a disc-like member (26) that when secured to a vehicular wheel hub (16) is operative to rotate relative a stationary axle spindle as well as provide a first chamber (28) about the end of axle (2). Assembly (90) has a passageway (36) therethrough for conveying pressurized air to the tire from axle (2) and includes a cover (42) secured in spaced-apart relationship to a side of member (26) facing away from axle (2) to provide a second chamber (46). Chambers (28) and (46) are adapted to hold a lubricant for lubricating frictional interaction between rotary assembly (90) and stationary axle (2) as well as wheel bearings (12) and at least one opening (40) is provided through member (26) for providing fluid communication between chambers (28) and (46) in addition to the preferable inclusion of at least one resilient closable member (48) through cover (42) for conveying lubricant into chamber (46).

REFERENCES:
patent: 2242207 (1941-05-01), Bowers
patent: 4431043 (1984-02-01), Goodell et al.

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