Scroll machine with floating seal
US5156539A · kind A · utility
116Cited by
13References
47Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1992 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Feb 24, 2012 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C27/005
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A scroll machine utilizing working fluid under pressure to enhance axial sealing, including several embodiments of a multi-function floating seal to isolate the axial biasing fluid, and provide vacuum protection and a degree of high pressure ratio protection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.