Combination pressure regulator/drain check valve
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United States of America Patent
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-
Mar 2, 1999
Grant Date -
N/A
app pub date -
Oct 20, 1997
filing date -
Oct 20, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A combination pressure regulator/drain check valve comprising a housing having an inlet, an outlet and a flowpath therebetween, the flowpath at least partially defined by a reciprocable plunger. One end of the plunger closest the inlet approaches a pressure regulator seat while the opposite end closest the outlet is engageable with a drain check valve seat. The plunger is normally biased toward the drain check seat.
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