Valve mechanism, preferably for an internal combustion engine, having pressure medium supply passage
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United States of America Patent
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-
Dec 11, 1990
Grant Date -
N/A
app pub date -
May 15, 1990
filing date -
May 16, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In the embodiments disclosed in the specification, a valve mechanism, preferably for an internal combustion engine, includes a valve spring guide sleeve which receives a cup plunger and has a supply passage for a hydraulic pressure medium in one wall. The guide sleeve at least partially encloses the valve spring and the supply passage is disposed unilaterally in the guide sleeve which has a smaller wall thickness on the side away from the supply passage.
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