Optimized wave bead with full bead design

Details Optimized wave bead with full bead design Optimized wave bead with full bead design

2007-10-30

2007-10-30

Pickard, Alison K (Department: 3673)

Seal for a joint or juncture

Seal between fixed parts or static contact against...

Contact seal between parts of internal combustion engine

C277S592000, C277S595000

Reexamination Certificate

active

11168271

ABSTRACT:
A gasket having a layer including at least one combustion opening and a wave area located on the layer is disclosed. The wave area includes a first wave and a second wave. The first wave is proximate the combustion opening. A flat portion near the second wave includes a first end and a second end. A full bead is located next to the second end of the flat portion whereby a lower surface of the flat portion is above the lower projecting surfaces of the wave area.

REFERENCES:
patent: 6131915 (2000-10-01), Nicholson
patent: 6250645 (2001-06-01), Udagawa
patent: 6769696 (2004-08-01), Diez et al.
patent: 2002/0079651 (2002-06-01), Unseld et al.
patent: 2004/0041352 (2004-03-01), Hohe et al.
patent: 2004/0183260 (2004-09-01), Kestly
patent: 2005/0200083 (2005-09-01), Udagawa et al.
patent: 2006/0192347 (2006-08-01), Popielas

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