Exhaust check valve of swash plate compressor
US8671976B2 · kind B2 · utility
8Cited by
10References
13Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 31, 2009 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Jan 25, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7937
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An exhaust check valve installed in an exhaust opening of a swash plate compressor comprises: a valve body having a refrigerant inlet and at least one refrigerant outlet; a movable body installed in the valve body and configured to move such that the refrigerant inlet and the refrigerant outlet communicate with each other; and a spring configured to push the movable body with a certain pressure. At least one refrigerant vent hole for venting a leak gas generated during an operation below a preset pressure difference to the outside of the valve body is formed in the valve body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.