Invention Grant
- Patent Title: Air conditioner
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Application No.: US16338345Application Date: 2017-09-29
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Publication No.: US10976090B2Publication Date: 2021-04-13
- Inventor: Takuro Yamada , Yuusuke Nakagawa , Masahiro Honda , Yuusuke Oka
- Applicant: DAIKIN INDUSTRIES, LTD.
- Applicant Address: JP Osaka
- Assignee: DAIKIN INDUSTRIES, LTD.
- Current Assignee: DAIKIN INDUSTRIES, LTD.
- Current Assignee Address: JP Osaka
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JPJP2016-192560 20160930
- International Application: PCT/JP2017/035687 WO 20170929
- International Announcement: WO2018/062547 WO 20180405
- Main IPC: F25B49/02
- IPC: F25B49/02 ; F25B13/00 ; F25B41/04 ; F24F1/0007 ; F25B1/00

Abstract:
An air conditioner includes: liquid-side indoor expansion valves corresponding to a liquid side of respective indoor heat exchangers; and gas-side indoor expansion valves corresponding to a gas side of the respective indoor heat exchangers. In a case where both a heating-operation indoor heat exchanger and a heating-stopped indoor heat exchanger are present, the controller of the air conditioner controls the liquid-side indoor expansion valve and the gas-side indoor expansion valve corresponding to the heating-stopped indoor heat exchanger such that an opening degree of the gas-side indoor expansion valve becomes smaller than an opening degree of the liquid-side indoor expansion valve.
Public/Granted literature
- US20190249912A1 AIR CONDITIONER Public/Granted day:2019-08-15
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