Pressure compensation valve
US9745724B2 · kind B2 · utility
0Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2015 |
| Grant date | Aug 29, 2017 |
| Priority date | — |
| Expiry date | Jan 4, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7842
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pressure compensation valve comprises a valve body, a valve sleeve fixedly mounted on the valve body, and a spool disposed in a valve hole of the valve body and capable of moving. The pressure compensation valve can change the pressure compensation characteristic, that is, the pressure compensation valve can change the difficult degree of the pressurized oil liquid flowing by changing an effective pressure acting surface of the pressure compensation valve The structure is simple, requires low cost, and increases the utilization rate of a product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.