Dual-purpose cooling/heating air conditioner and control method thereof
US5396776A · kind A · utility
16Cited by
4References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 12, 1993 |
| Grant date | Mar 14, 1995 |
| Priority date | — |
| Expiry date | Oct 12, 2013 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2400/01
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
In a dual-purpose cooling/heating air conditioner, refrigerant is conducted from an evaporator to an accumulator and then into a compressor. The accumulator includes an electric heater for heating the refrigerant to a desired minimum superheat level in order to promote the evaporation of liquid refrigerant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.