Air-conditioning apparatus
US8733120B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2009 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Mar 14, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2400/23
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
An air-conditioning apparatus that that is capable of saving energy is provided. An air-conditioning apparatus includes a refrigerant indoor unit that air-conditions a conditioned space by using a heat source side refrigerant supplied from an outdoor unit, and a heat medium indoor unit that air-conditions a conditioned space by using a heat medium different from the heat source side refrigerant. The air-conditioning apparatus includes a first heat medium relay unit that is supplied with the heat source side refrigerant from the outdoor unit, a third heat medium relay unit interposed between the first heat medium relay unit and the refrigerant indoor unit, and a third heat medium relay unit interposed between the first heat medium relay unit and the heat medium indoor unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.