Seal for head gaskets of internal combustion engines

Details Seal for head gaskets of internal combustion engines Seal for head gaskets of internal combustion engines

2005-02-01

2005-02-01

Sandy, Robert J. (Department: 3676)

Seal for a joint or juncture

Seal between fixed parts or static contact against...

Contact seal between parts of internal combustion engine

C277S596000

Reexamination Certificate

active

06848690

ABSTRACT:
The seal for the head gaskets of internal combustion engines may be a bead seal of material that may be elastic, resistant to compression and deformable under pressure. The bead seal may be attached around the holes in a malleable copper head gasket on each side of the head gasket. The bead seals on each side of a selected hole may be at different distances from the hole.

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patent: 3930656 (1976-01-01), Jelinek
patent: 4272085 (1981-06-01), Fujikawa et al.
patent: 4778189 (1988-10-01), Udagawa
patent: 4828275 (1989-05-01), Udagawa
patent: 5322299 (1994-06-01), Terai
patent: 5615898 (1997-04-01), Clark et al.
patent: 5890719 (1999-04-01), Bettencourt
patent: 6318733 (2001-11-01), Udagawa
patent: 58081269 (1983-05-01), None

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