Capacity volume ratio control for twin screw compressors
US5044894A · kind A · utility
13Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1990 |
| Grant date | Sep 3, 1991 |
| Priority date | — |
| Expiry date | Nov 30, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C28/125
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The slide valve and the slide stop of a screw compressor are infinitely positionable over their range of movement. Movement is achieved by fluid pressure acting across an actuating piston in combination with the fluid pressure acting on the slide valve and slide stop plus a spring bias.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.