Seal for a joint or juncture – Seal combined with indicator – sampler – or inspection feature – Fluid pressure
Reexamination Certificate
2006-02-28
2006-02-28
Pickard, Alison K. (Department: 3673)
Seal for a joint or juncture
Seal combined with indicator, sampler, or inspection feature
Fluid pressure
C277S598000, C073S035120
Reexamination Certificate
active
07004472
ABSTRACT:
A metallic cylinder head gasket for an internal combustion engine having at least one combustion chamber. The gasket includes at least one sheet-metal layer having at least one opening corresponding to the at least one combustion chamber of the internal combustion engine and at least one bore extending from the outer edge to the edge of the opening. A membrane, closing the bore at the combustion-chamber side is exposed to the gas pressure of the combustion chamber. A pressure sensor disposed in the sheet-metal layer is pressurized axially relative to the bore by movement of the membrane by the gas pressure of the combustion chamber.
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Cavalloni Claudio
Diez Armin
Eifler Gerald
Schnepf Michael
Wolfer Peter
Alix Yale & Ristas, LLP
ElringKlinger AG
Pickard Alison K.
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