Tamper-resistant valve and connection arrangement
US9500296B2 · kind B2 · utility
2Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2014 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | Oct 13, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7828
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A gas cylinder valve is opened by application of a pilot gas pressure. The gas cylinder valve connects with a yoke for engaging a valve assembly of a gas cylinder The yoke comprising a pilot gas passage that connects a pilot gas chamber in the cylinder valve assembly to a source of pressurized pilot gas and the cylinder gas port of the gas cylinder valve to an external cylinder gas passage. The valve and yoke enable the gas cylinder to be tamper-resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.