Spherical annular seal

Details Spherical annular seal Spherical annular seal

1995-06-06

1996-03-19

DePumpo, Daniel G.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277227, 277229, 277235R, 428609, F16J 1512

Patent

active

054998255

ABSTRACT:
A spherical annular seal having a through hole in a center thereof and a partially convex spherical surface portion on an outer surface thereof, wherein a surface of the partially convex spherical surface portion is formed into a smooth surface in which a lubricating sliding layer of a lubricating composition containing 70 to 90 wt. % of boron nitride and 10 to 30 wt. % of alumina and/or silica and a reinforcing material constituted by a metal wire net covering the lubricating sliding layer and integrated with the lubricating sliding layer are integrated in mixed form.

REFERENCES:
patent: 4209177 (1980-06-01), Hall
patent: 4417733 (1983-11-01), Usher
patent: 4462603 (1984-07-01), Usher et al.
patent: 4547434 (1985-10-01), Sumiyoshi et al.
patent: 4551393 (1985-11-01), Sumiyoshi et al.
patent: 4559248 (1985-12-01), Sumiyoshi et al.
patent: 4559249 (1985-12-01), Arigaya et al.
patent: 4607851 (1986-08-01), Usher
patent: 4762330 (1988-08-01), Lonne et al.
patent: 4871181 (1989-10-01), Usher et al.
patent: 4902024 (1990-02-01), Takenoshita
patent: 4951954 (1990-08-01), MacNeill
patent: 5040805 (1991-08-01), Ozora
patent: 5065493 (1991-11-01), Ozara

Affiliated with

Also associated with

Rating

Spherical annular seal does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Spherical annular seal, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spherical annular seal will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1955328