Metal gasket with bolt retention feature

Details Metal gasket with bolt retention feature Metal gasket with bolt retention feature

1996-05-02

1998-08-11

DePumpo, Daniel G.

Seal for a joint or juncture

Seal between fixed parts or static contact against...

Contact seal between parts of internal combustion engine

277630, F16J 1532

Patent

active

057916608

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:
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patent: 4648607 (1987-03-01), Yamada et al.
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patent: 4819054 (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
patent: 5544902 (1996-08-01), Belter

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