Refrigeration device using hydrofluorocarbon refrigerant
US5355695A · kind A · utility
53Cited by
13References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1992 |
| Grant date | Oct 18, 1994 |
| Priority date | — |
| Expiry date | Nov 30, 2012 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2210/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A refrigeration device comprising a compressor, a condenser, an evaporator, an accumulator and a refrigerant is described. Lubricating oil present in the compressor is chosen so as to be insoluble with the refrigerant, and a particular accumulator design is described to ensure return of oil back to the compressor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.