The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2002
Filed:
Apr. 27, 2001
Rexam Sofab, Le Treport, FR;
Abstract
The invention provides a valve of the type comprising firstly a cylindro-conical body ( ) which defines at least part of a chamber ( ) 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 ( ) 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 ( ) for injecting the gas (A) providing communication between the chamber ( ) and the case (B) and suitable for being closed in leak-proof manner by an elastically-deformable wall bearing against said body ( ) around said orifice, the valve being characterized in that said injection orifice ( ) 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 ( ) and secured to an annular gasket (J) mounted beneath said collar ( ).