Low gain pressure relief valve for a fluid pump
US8720849B2 · kind B2 · utility
4Cited by
7References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 2011 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | Jan 11, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/8671
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pressure relief valve for use in regulating discharge fluid pressure of a pump. A first wall of the outlet intersects with the wall of the passage of the pressure relief valve. The housing includes a counterbore at the intersection of wall of the passage and the first wall of the outlet port to provide a counterbore surface that is perpendicular to the wall of the passage around the outer circumference of the valve body. The top end of the valve body includes a reduced diameter portion and a tapered portion between the reduced diameter portion and the top of the valve body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.