Valves for closing containers under fluid pressure
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United States of America Patent
Stats
-
Mar 31, 1981
Issued Date -
N/A
app pub date -
Dec 26, 1979
filing date -
Jan 9, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve intended in particular for closing a container of fluid under pressure, more particularly gas in the liquid and/or gaseous phase, which comprises a seat, a movable sealing valve member mounted so as to bear elastically against the said seat, an elastic element forming a spring and having a fixed portion, and another movable portion supporting the said movable valve member, is characterized in that the elastic element is a spring having a shape permitting axial and radial retraction of the movable valve member in relation to the seat.
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