Pouch reservoir valve
US6375046B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2001 |
| Grant date | Apr 23, 2002 |
| Priority date | — |
| Expiry date | Apr 27, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D83/62
- WIPO fieldHandling
- WIPO sectorMechanical engineering
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).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.