Metal working – Method of mechanical manufacture – Prime mover or fluid pump making
Reexamination Certificate
2011-06-28
2011-06-28
Bryant, David P (Department: 3726)
Metal working
Method of mechanical manufacture
Prime mover or fluid pump making
C029S513000, C277S591000, C277S592000, C277S595000, C277S598000
Reexamination Certificate
active
07966725
ABSTRACT:
In order to provide a flat gasket, in particular cylinder head gasket, comprising at least one metal gasket sheet made of a spring steel or a metallic material with a percentage elongation after fracture corresponding to the percentage elongation after fracture of a spring steel, which has a novel structure, it is proposed that the gasket sheet is provided with at least one edging fold, which comprises a bending region and a flange region connected in one piece to the gasket sheet via the bending region.
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Besler Christopher
Bryant David P
ElringKlinger AG
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