Heat sensitive gate valve
US4421134A · kind A · utility
14Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1982 |
| Grant date | Dec 20, 1983 |
| Priority date | — |
| Expiry date | Sep 10, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/1834
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A manually operated gate valve having a fusible element located exterior of the shaft sealing element. Melting of the fusible element permitting outward movement of the shaft and gate elements with all the movable elements being confined to the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.