| 摘要 |
PCT No. PCT/EP91/00879 Sec. 371 Date Jan. 8, 1992 Sec. 102(e) Date Jan. 8, 1992 PCT Filed May 11, 1991 PCT Pub. No. WO91/18198 PCT Pub. Date Nov. 28, 1991.Cylinder head gasket for sealing the sealing gap between engine block and cylinder head of a multi-cylinder internal combustion engine comprising a sealing plate with several combustion chamber orifices, combustion chamber sealing elements at the edges of the sealing plate which surround the combustion chamber orifices and a sensor element for detecting sealing gap movements, wherein for the cylinder-specific detection of the sealing gap movements perpendicular to the plane of the sealing plate which are caused by the pressure changes in the respective combustion chamber, the sealing plate is provided with several sensor elements associated with the combustion chamber orifices, the sensor elements are arranged outside of the combustion chamber sealing elements and the sensor elements belong to the following group: piezoelectric, piezoresistive and capacitive sensors as well as glass fiber light guide sensors with transmission loss which is changeable by bending the light guide axis.
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