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Patent Searching and Data


Title:
AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2021/084569
Kind Code:
A1
Abstract:
[Problem] To remove foreign matter dissolved in refrigeration oil without lowering the operating efficiency of an air conditioner. [Solution] The present invention comprises: a recessed reservoir that is connected to the gas flow path of a refrigeration cycle, which is provided with a compressor, an expansion mechanism, an evaporator, and a condenser and circulates a refrigerant containing at least refrigeration oil, and stores a mixture of the liquid-state refrigerant and refrigeration oil, or the liquid-state refrigeration oil; and a capture material that is housed in the reservoir and captures foreign matter contained in the mixture of the liquid-state refrigerant and the refrigeration oil or in the liquid-state refrigeration oil.

Inventors:
TADA SHUUHEI (JP)
NAITO KOJI (JP)
Application Number:
PCT/JP2019/042110
Publication Date:
May 06, 2021
Filing Date:
October 28, 2019
Export Citation:
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Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F25B49/02; F25B1/00; F25B43/00; F25B43/02
Foreign References:
JP6545337B12019-07-17
JPH10148421A1998-06-02
JPH09138014A1997-05-27
JPS6363659U1988-04-27
JP2007189798A2007-07-26
JP2002071231A2002-03-08
JP2001201191A2001-07-27
JPH07269996A1995-10-20
Attorney, Agent or Firm:
KNOWLEDGE PARTNERS PPC (2-18-5 Nishiki, Naka-ku, Nagoya-sh, Aichi 03, JP)
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