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:
Sep. 17, 2024
Filed:
Jul. 21, 2022
Applicants:
Daikin Industries, Ltd., Osaka, JP;
Fuso Industries Ltd., Sakai, JP;
Inventors:
Assignees:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
FUSO INDUSTRIES LTD., Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 13/007 (2006.01); F16L 13/08 (2006.01); F25B 41/40 (2021.01);
U.S. Cl.
CPC ...
F16L 13/007 (2013.01); F16L 13/08 (2013.01); F25B 41/40 (2021.01);
Abstract
A refrigerant pipe constituting a refrigerant circuit of a refrigeration apparatus, includes: a pipe body made of stainless steel; and a first connecting tube made of copper or a copper alloy and that is configured to connect a first different refrigerant pipe to the refrigerant pipe. The first connecting tube is connected to an outer circumferential surface of a first end of the pipe body in a pipe axis direction of the pipe body. The first connecting tube overlaps with the pipe body in a pipe diameter direction in an entirety of the first connecting tube in the pipe axis direction.