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US 2007/0164518 A1Published application
Cylinder head gasket
AssigneeIshikawa Gasket Co., Ltd.
InventorToshihiro Imai
Life of this patent
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Abstract
A cylinder head gasket is formed of at least one metal plate for forming the gasket. The gasket includes cylinder bores, and sealing devices or beads to surround the cylinder bores. A notch portion for reducing surface pressure is provided at a flat portion of the at least one metal plate where a rigidity of the sealing device is not affected.
Claims7
A cylinder head gasket, comprising:
- at least one metal plate for forming the gasket,
- cylinder bores formed in the at least one metal plate,
- sealing means formed at the metal plate to surround the cylinder bores for sealing around the cylinder bores, and
- a notch portion for reducing surface pressure provided at a flat portion of the at least one metal plate where a rigidity of the sealing means is not affected.
1 more element
Dependencies are inferred from the claim text.