Valve assembly for sprinkler head
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United States of America Patent
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-
May 16, 1989
Grant Date -
N/A
app pub date -
Oct 28, 1986
filing date -
Oct 28, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve assembly for use in a sprinkler head comprising a valve seat having a generally frusto-conical surface configuration and an annular rib, a flanged valve member in sealing engagement with said annular rib and having a depending, radially inwardly spaced surface which in cooperation with said annular rib and surface configuration forms a partially enclosed space in which a resilient O-ring is captively held in compressive engagement between the valve seat and valve member.
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