Metal cylinder head gasket
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
May 30, 2002
app pub date -
Nov 26, 2001
filing date -
Nov 24, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A cylinder head gasket includes a metal gasket plate; a lubricant aperture provided in the plate for serving as a passage for a lubricant; a lubricant aperture seal surrounding the lubricant aperture and being of a lubricant-resistant material; a coolant aperture provided in the plate for serving as a passage for a coolant; a coolant aperture seal surrounding the coolant aperture and being of a coolant-resistant material; and a single coupling agent coating provided on the plate. The coupling agent coating is of a material which bonds the lubricant aperture seal and the coolant aperture seal to the plate.
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