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.

Date of Patent:
Mar. 15, 2022

Filed:

Mar. 30, 2018
Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Tomoatsu Minamida, Osaka, JP;

Tomoyuki Haikawa, Osaka, JP;

Shigeharu Taira, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24F 11/36 (2018.01); F24F 11/89 (2018.01); F25B 49/02 (2006.01); G01M 3/00 (2006.01);
U.S. Cl.
CPC ...
F24F 11/36 (2018.01); F24F 11/89 (2018.01); F25B 49/02 (2013.01); G01M 3/00 (2013.01); F25B 2500/222 (2013.01);
Abstract

A method of searching for a refrigerant leak location is provided which can easily specify the refrigerant leak location. In the method of searching for the refrigerant leak location in a refrigeration apparatus () in which a refrigerant is charged and which includes a refrigeration circuit () performing a refrigeration cycle, the refrigeration circuit () is prepared in a state that the refrigerant containing an odor component is charged therein, and the refrigerant leak location is specified by letting a dog capable of detecting the odor component to run along the refrigeration circuit ().


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