Seal having a metallic insert

Details Seal having a metallic insert Seal having a metallic insert

1993-01-08

1994-04-19

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277235R, 251358, F16J 1512

Patent

active

053039378

ABSTRACT:
A method of forming a rubber seal containing a metal insert where a transfer mold having a cavity is provided with a post and a plurality of upwardly extending arcuated bosses on the base of the cavity. A metallic insert is disposed on the bosses and a flowable rubber material forced into the mold cavity and envelopes the metallic insert to form the rubber ring seal. The rubber seal produced has a plurality of spaced, aligned arcuate grooves in a flat planar surface of the base extending inwardly towards the embedded metallic insert.

REFERENCES:
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patent: 2670755 (1954-03-01), Kendrick
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patent: 3504950 (1970-04-01), McClure
patent: 3622427 (1971-11-01), Kelly
patent: 4303223 (1981-12-01), Whisenhunt et al.
patent: 4817914 (1989-04-01), Pick et al.
patent: 4913951 (1990-04-01), Pitolaj
patent: 5020207 (1991-06-01), Minoda et al.
patent: 5095805 (1992-03-01), Boehm et al.

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