Pouch reservoir valve
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United States of America Patent
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Apr 23, 2002
Grant Date -
N/A
app pub date -
Apr 27, 2001
filing date -
Oct 28, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
The invention provides a valve of the type comprising firstly a cylindro-conical body (11) which defines at least part of a chamber (10) for connection via a first end to a deformable bag (P) forming a reservoir for a substance (L) and via a second end to a nozzle tube (T) provided with an admission orifice (a) and with a valve member, and secondly a collar (12) for leak-proof fixing to a rigid case (B) suitable for containing said bag (P) and a gas (A) under pressure; the wall of said body being provided with at least one orifice (15) for injecting the gas (A) providing communication between the chamber (10) and the case (B) and suitable for being closed in leak-proof manner by an elastically-deformable wall bearing against said body (11) around said orifice, the valve being characterized in that said injection orifice (15) is formed in the side wall of said body and the elastically-deformable wall is carried by a sleeve (M) clamped radially around said body (11) and secured to an annular gasket (J) mounted beneath said collar (12).
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