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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12221591 B1

PDFFull Text
Date of Patent:
Feb. 11, 2025

Filed:

Jul. 21, 2020

Refrigeration cycle apparatus

Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Kenji Kojima, Tokyo, JP;

Kengo Hiratsuka, Tokyo, JP;

Satoru Toyama, Tokyo, JP;

Manami Nakamura, Tokyo, JP;

Assignee:

MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;

Attorney:

XSENSUS LLP

Primary Examiner:

Tam M Nguyen

Int. Cl.
CPC ...
C10M 129/20 (2006.01); C09K 5/04 (2006.01); C10M 129/70 (2006.01); C10M 145/26 (2006.01); C10M 161/00 (2006.01); C10M 169/04 (2006.01); C10N 30/04 (2006.01); C10N 40/30 (2006.01);
U.S. Cl.
CPC ...
C10M 169/044 (2013.01); C09K 5/044 (2013.01); C10M 129/20 (2013.01); C10M 129/70 (2013.01); C10M 145/26 (2013.01); C10M 161/00 (2013.01); C09K 2205/122 (2013.01); C09K 2205/24 (2013.01); C10M 2207/044 (2013.01); C10M 2207/2835 (2013.01); C10M 2207/284 (2013.01); C10M 2209/103 (2013.01); C10N 2030/04 (2013.01); C10N 2040/30 (2013.01);
Abstract

A refrigeration cycle apparatus including a refrigeration circuit, the refrigeration circuit including a compressor, an outdoor heat exchanger, an indoor heat exchanger, and an expansion valve, wherein a refrigerant is sealed within the refrigeration circuit, the refrigerant contains trifluoroiodomethane, the compressor is filled with a refrigerator oil, and the refrigerator oil contains at least one of a first compound represented by the following chemical formula 1 and a second compound represented by the following chemical formula 2:

Find Patent Forward Citations

Kojima, Kenji. (2025). Refrigeration cycle apparatus (U.S. Patent No. 12221591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12221591

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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