Inflation valve for sacks, bags or the like containers
US6085774A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 7, 1999 |
| Grant date | Jul 11, 2000 |
| Priority date | — |
| Expiry date | Apr 7, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/3584
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A flange (2) with a circular cylindrical opening (4) is provided in an inflation valve (1) for a container with non-rigid walls which is to be air pressurized, said flange (2) being secured to the container. A filling nozzle (6) communicating with a valve body (9) is mounted with an O-ring (7) in the opening (4) of the tubular part (3). According to the invention the valve body (9) with the filling nozzle (6) is pivotally arranged in the tubular part (3) and provided with a conical inner wall (13) to which a conical valve member (16) is secured. The valve member closes a gas supply passage (14) provided with a snugly fitting opening (15) for receiving a gas supply tube (18), one end (19) thereof adapted to mechanically pushing the valve member (16) aside at insertion of the gas supply tube (18) such that the inflation valve (1) is opened.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.