Gas cycle refrigerator
US5642623A · kind A · utility
13Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 1995 |
| Grant date | Jul 1, 1997 |
| Priority date | — |
| Expiry date | Nov 2, 2015 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2309/14241
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A multi-staged gas cycle refrigerator having a first stage regeneration part including a compression piston, a second stage regeneration part including a double inlet pulse tube and a buffer is described. Temperatures below 10K are achieved without leakage of refrigerant gas, this configuration resulting in the improvement of efficiency and reduction of cost.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.