Oil fill/air breather cap with integral oil separator
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United States of America Patent
Stats
-
Aug 30, 1983
Grant Date -
N/A
app pub date -
Jun 9, 1982
filing date -
Jun 9, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A one-piece combination oil fill/air breather cap for an automotive type engine positive crankcase ventilation (PCV) system that includes a filter and oil separator chambers below the filter defined by partitions or baffles upon which the oil droplets impinge during reverse flow operation of the PCV system; a double lip flared annular seal operating in tension being sandwiched between the cap lower surface and the engine rocker arm cover to minimize oil leakage.
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