Title:
AIR CONDITIONING AND HOT WATER SUPPLYING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2018/043454
Kind Code:
A1
Abstract:
In order to allow water in a hot water supply tank (60) to be warmed both during a cooling operation and a heating operation, a refrigerant channel that extends from a discharge side of a compressor (10) to a port (a) of a refrigerant switching valve (20) is formed so as to branch into a first channel that extends to the port (a) via a refrigerant regulating valve (71) and a hot water heat exchanger (61), and a second channel that extends to the port (a) via a refrigerant regulating valve 72.
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Inventors:
TAKAHASHI NORIO (JP)
OODATE KAZUO (JP)
OODATE KAZUO (JP)
Application Number:
PCT/JP2017/030847
Publication Date:
March 08, 2018
Filing Date:
August 29, 2017
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F24H4/02; F24H1/18; F25B1/00; F25B6/02; F25B30/02; F25B41/00; F25B47/02
Foreign References:
| JP2015232410A | 2015-12-24 | |||
| JP2001235248A | 2001-08-31 | |||
| US20120324923A1 | 2012-12-27 | |||
| JP2010181104A | 2010-08-19 | |||
| JP2009092251A | 2009-04-30 | |||
| JP2015183900A | 2015-10-22 | |||
| US20150267923A1 | 2015-09-24 | |||
| JP2002048398A | 2002-02-15 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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