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.:
Date of Patent:
Jun. 09, 2026
Filed:
Jan. 28, 2020
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Makoto Ikemiya, Osaka, JP;
Shinichi Fujinaka, Osaka, JP;
Masaru Tanaka, Osaka, JP;
Shun Ohkubo, Osaka, JP;
Yuuki Yotsumoto, Osaka, JP;
Mitsushi Itano, Osaka, JP;
Akihito Mizuno, Osaka, JP;
Tomoyuki Gotou, Osaka, JP;
Yasufu Yamada, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 1/00 (2006.01); C09K 5/04 (2006.01); C10M 105/40 (2006.01); C10M 107/24 (2006.01); C10M 107/34 (2006.01); F25B 9/00 (2006.01); C10N 40/30 (2006.01);
U.S. Cl.
CPC ...
F25B 9/006 (2013.01); C09K 5/045 (2013.01); C10M 105/40 (2013.01); C10M 107/24 (2013.01); C10M 107/34 (2013.01); C09K 2205/126 (2013.01); C09K 2205/22 (2013.01); C09K 2205/43 (2013.01); C09K 2205/47 (2013.01); C10M 2207/2835 (2013.01); C10M 2209/043 (2013.01); C10M 2209/1033 (2013.01); C10N 2040/30 (2013.01);
Abstract
An inside air-conditioning device includes a refrigerant circuit () and a refrigerant that is sealed in the refrigerant circuit (). The refrigerant circuit () includes a compressor (), a condenser (), an electronic expansion valve (), and an evaporator (). The refrigerant contains at least 1,2-difluoroethylene.