Valve device
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United States of America Patent
Stats
-
Apr 11, 1989
Grant Date -
N/A
app pub date -
Feb 22, 1988
filing date -
Oct 21, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve device for controlling a fluid flow. The device comprises a valve body arranged in a valve housing and placeable against a valve seat and moveable away from the seat. A center portion of the valve body forms an integral part of a membrance manufactured from a resilient material. Said part of the membrane freely, without friction, embraces the shaft of a membrane manoeuvring member having a head which is gripped by a cavity in the membrane.
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Family
International Classification(s)
Cited Art Landscape
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