Spherical bearing

Details Spherical bearing Spherical bearing

2005-03-01

2005-03-01

Hannon, Thomas R. (Department: 3682)

Bearings

Rotary bearing

Plain bearing

C384S192000, C384S206000, C384S213000

Reexamination Certificate

active

06860638

ABSTRACT:
A spherical bearing including a generally annular first portion having at least a partial substantially spherical outer surface and a generally annular second portion having at least a partial substantially concave surface, the outer surface at least partially engaging the concave surface, at least one of the outer surface and the concave surface having a plurality of frayed polytetraflouroethylene fibers exposed therefrom.

REFERENCES:
patent: 3250554 (1966-05-01), Roode
patent: 3266123 (1966-08-01), McCloskey
patent: 3582166 (1972-06-01), Reising et al.
patent: 3685878 (1972-08-01), Orkin
patent: 3882030 (1975-05-01), Campbell et al.
patent: 4123122 (1978-10-01), Gabrielson et al.
patent: 4358167 (1982-11-01), Magazian et al.
patent: 4867889 (1989-09-01), Jacobson
patent: 6004037 (1999-12-01), Harris et al.
patent: 6132866 (2000-10-01), Nelson et al.
patent: 6139261 (2000-10-01), Bishop et al.
patent: 6203207 (2001-03-01), Yamamoto et al.

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