Adjustable differential pressure valve
US5193575A · kind A · utility
11Cited by
16References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 13, 1992 |
| Grant date | Mar 16, 1993 |
| Priority date | — |
| Expiry date | Mar 13, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7835
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An adjustable differential pressure valve that controls the pressure of a input fluid by maintaining a pressure differential between the fluid and another fluid, or fluids, of reference pressure, acts as a bypass valve and allows the pressure differential to be adjusted from the outside of the valve either mechanically or by remote hydraulic pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.