Dual contained purge connection for dual containment valves
US5829472A · kind A · utility
9Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 1997 |
| Grant date | Nov 3, 1998 |
| Priority date | — |
| Expiry date | Aug 4, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7043
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a preferred embodiment, a dual contained purge connection for a dual containment valve, the valve having a body with inlet and outlet passageways and primary and secondary flow paths defined therein, the purge connection including: a purge fitting fixedly attached to the body and in communication with the primary flow path; and a housing having a closed distal end, surrounding the purge fitting, and having a proximal end removably attached to the body, an interior volume of the housing external to the purge fitting and surrounding the purge fitting being in communication with the secondary flow path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.