Metal gasket with bolt retention freature

Details Metal gasket with bolt retention freature Metal gasket with bolt retention freature

1994-06-30

1996-08-13

DePumpo, Daniel G.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 95, 277235B, F16J 1508

Patent

active

055449026

ABSTRACT:
A metal gasket is utilized for sealing two metal surfaces clamped together by a pair of bolts. A first metal plate has at least two apertures for receiving the bolts. The bolts have a major thread diameter and a minor thread diameter. At least one of the apertures has a first inner diameter larger than the major diameter with a plurality of retainer tabs extending radially inwardly to define a second inner diameter larger than the minor thread diameter and smaller than the major thread diameter.

REFERENCES:
patent: 2439306 (1948-04-01), Laidley
patent: 2639832 (1953-05-01), Bergstrom
patent: 3472303 (1969-10-01), Beard
patent: 3948532 (1976-04-01), Hepp
patent: 4648607 (1987-03-01), Yamada et al.
patent: 4693248 (1987-09-01), Failla
patent: 4756561 (1988-07-01), Kawata et al.
patent: 4784396 (1988-11-01), Scott et al.
patent: 4819954 (1989-04-01), Fucci et al.
patent: 5083801 (1992-01-01), Okano et al.
patent: 5096325 (1992-03-01), Udagawa
patent: 5259629 (1993-11-01), Udagawa

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