Invention Grant
- Patent Title: Refrigeration cycle apparatus
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Application No.: US16325203Application Date: 2016-10-31
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Publication No.: US11067314B2Publication Date: 2021-07-20
- Inventor: Hirofumi Matsuda , Satoru Yanachi
- Applicant: Mitsubishi Electric Corporation
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Electric Corporation
- Current Assignee: Mitsubishi Electric Corporation
- Current Assignee Address: JP Tokyo
- Agency: Posz Law Group, PLC
- International Application: PCT/JP2016/082348 WO 20161031
- International Announcement: WO2018/078883 WO 20180503
- Main IPC: F25B1/04
- IPC: F25B1/04 ; F25B43/02 ; F25B49/02 ; F25B31/00

Abstract:
A refrigeration cycle apparatus refrigeration cycle apparatus in which refrigerant circulates in an order of a compressor, an oil separator, a condenser, an expansion valve, an evaporator, and an accumulator. The refrigeration cycle apparatus includes: an oil returning path extending from the oil separator to the compressor; a first electromagnetic valve provided on the oil returning path; an oil returning path extending from the accumulator to the compressor; a second electromagnetic valve provided on the oil returning path; and a controller configured to control a degree of opening of the first electromagnetic valve and a degree of opening of the second electromagnetic valve.
Public/Granted literature
- US11105537B2 Refrigeration cycle apparatus Public/Granted day:2021-08-31
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