Valve using flexible element
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United States of America Patent
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-
Jul 1, 1980
Issued Date -
N/A
app pub date -
Mar 15, 1978
filing date -
Dec 19, 1975
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A valve control element having a rotatable relatively rigid element in contact with a relatively flexible element and so arranged that relative movement between the two elements serves to cause a change in the contour of the flexible element thereby effecting a valve control function.
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