Damped fluid pressure relief valve
US4321945A · kind A · utility
29Cited by
5References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 17, 1980 |
| Grant date | Mar 30, 1982 |
| Priority date | — |
| Expiry date | Apr 17, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7853
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A safety valve normally closed and having a flap which is biassed away from its seat against the action of resilient means whenever the fluid pressure which acts on the flap rises above a given value is disclosed. A hydraulic brake including a partition mounted inside a cylinder so as to define two liquid-filled chambers communicating with each other by calibrated passages is mounted between the flap and the resilient means, in the vicinity of the flap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.