Spherical bearing for a steering joint

Details Spherical bearing for a steering joint Spherical bearing for a steering joint

2009-04-08

2011-12-20

Fleming, Faye M. (Department: 3616)

Land vehicles

Wheeled

Running gear

C280S086754, C280S086756

Reexamination Certificate

active

08079607

ABSTRACT:
A spherical bearing including a ball having an external surface defined by an outside diameter of said ball and an outer race having an inside surface contoured to a shape defined by said external surface of the ball. The inside surface extends between a stud end and a cover end of the outer race. The ball is moveably positioned within the outer race such that the inside surface and the external surface slidably engage one another. The inside surface includes at least one lubrication groove formed therein. The lubrication groove initiates at a first position adjacent to the cover end and terminates at a second position adjacent to the cover end. Remaining portions of the lubrication groove are spaced apart from the stud end.

REFERENCES:
patent: 4386869 (1983-06-01), Smith
patent: 4483569 (1984-11-01), Smith
patent: 4493512 (1985-01-01), Smith, Jr.
patent: 4616387 (1986-10-01), Smith, Jr.
patent: 4904106 (1990-02-01), Love
patent: 5772352 (1998-06-01), Fukumoto et al.
patent: 6019541 (2000-02-01), Maughan
patent: 6042293 (2000-03-01), Maughan
patent: 6505990 (2003-01-01), Maughan
patent: 2002/0197103 (2002-12-01), Maughan
patent: 2009/0226244 (2009-09-01), Byrnes et al.

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