ZYLINDERKOPFDICHTUNG FUER BRENNKRAFTMASCHINEN

An internal combustion engine is provided with a composite cylinder head gasket formed from a metal sheet coated on either side with sheet graphite having less than maximum density. In preferred embodiments, the thickness of the gasket is slightly greater in annular sealing areas adjacent the cylind...

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Bibliographische Detailangaben
1. Verfasser: MEYERS, WILLIS GORDON, MADISON HEIGHTS, MICH. (V.ST.A.)
Format: Patent
Sprache:ger
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Beschreibung
Zusammenfassung:An internal combustion engine is provided with a composite cylinder head gasket formed from a metal sheet coated on either side with sheet graphite having less than maximum density. In preferred embodiments, the thickness of the gasket is slightly greater in annular sealing areas adjacent the cylinder bore openings than over the remainder of the gasket so that tightening down of the cylinder head on the block will compress the graphite material adjacent the cylinder bores to substantially its maximum density so it will withstand variable cylinder pressures and temperatures while the remainder of the graphite material is compressed to a lesser degree to limit the required clamping load on the gasket while adequately sealing coolant and oil passages.