Refrigerant circuit and heat pump type hot water supply apparatus
US7185505B2 · kind B2 · utility
22Cited by
8References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 2004 |
| Grant date | Mar 6, 2007 |
| Priority date | — |
| Expiry date | Jan 26, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2700/21163
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
In a heat pump type hot water supply apparatus having a compressor (16), an outdoor heat exchanger (22), an expansion valve (24) and at least one indoor heat exchangers, and a water heat exchanger (18) for heat-exchanging refrigerant and water to achieve hot water, the water heat exchanger (18) is equipped in the refrigerant circuit so as to be connected to the outdoor heat exchanger (22) in series in the refrigerant circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.