Rotary compressor with muffler discharging into oil sump
US6658885B1 · kind B1 · utility
13Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 2, 2002 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Oct 2, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S181/403
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The entire discharge flow in a high side, vertical, hermetic rotary compressor is directed into the oil sump which generates foam for sound attenuation and heats the oil to reduce its viscosity and to drive off refrigerant dissolved in the oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.