Patent ID: 6406032
Filing Date: 2002-06-18
Classification: F02F,F16J

Abstract:
A cylinder head gasket for an internal combustion engine, comprising:a metal plate extending substantially throughout an entire area to be sealed, and including a plurality of cylinder bores arranged linearly along a longitudinal direction, and a plurality of water holes situated outside the cylinder bores to surround the same, cylinder bore sealing means formed on the metal plate for sealing around the cylinder bores, at least one water hole sealing means formed on the metal plate, and having an inner sealing portion extending along and outside the cylinder bore sealing means to have a space thereto and extending outside the water holes on a side of the cylinder bores, and an outer sealing portion situated outside the water holes and extending along the inner sealing portion, said inner and outer sealing portions surrounding a plurality of water holes therein and continuously extending and joined together to have at least one gas releasing portion between end portions of the at least one water hole sealing means, and means for leading a leaked gas from the gas releasing portion to an outside of the metal plate on the metal plate so that the leaked gas passing over the cylinder bore sealing means is lead along the inner sealing portion to the outside of the metal plate through the at least one gas releasing portion.