Check valve
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United States of America
Stats
-
Oct 8, 2019
Grant Date -
Aug 31, 2017
app pub date -
May 15, 2017
filing date -
May 15, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A check valve includes a plate-shaped valve seat member provided with a fluid discharge port, a plate-shaped valve member provided on a downstream side of the valve seat member and configured to open/close the discharge port, a coil spring provided on a downstream side of the valve member and configured to bias the valve member toward the discharge port, a spring receiving member provided for the coil spring on a downstream side thereof, and a plurality of guide rods provided at the periphery of the valve member and formed to extend in an upstream-to-downstream flow direction, each having a downstream end portion attached to the spring receiving member, and configured to guide the valve member in the upstream-to-downstream flow direction.
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International Classification(s)
Cited Art Landscape
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