Device for Controlling a Circuit that Consumes Compressed Gas, and a Vacuum Generator Making Use Thereof
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United States of America Patent
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N/A
Issued Date -
Jul 15, 2010
app pub date -
Jan 24, 2007
filing date -
Jan 30, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a device for controlling the opening and closing of a compressed gas consuming circuit (U), the device comprising a normally-closed two-position cutoff valve (2), said cutoff valve (2) having a pilot chamber (2a) and a counter-pilot chamber (2b) permanently in communication with a source (P) of compressed gas, directly for the pilot chamber (2a) and via a constriction (6) for the counter-pilot chamber (2b), the counter-pilot chamber including a purge branch connection (8) that is opened or closed by a two-position, two-port valve (9).
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