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:
Jan. 14, 2025
Filed:
Mar. 29, 2024
Daikin Industries, Ltd., Osaka, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
A connection pipe of a heat exchange unit includes a second refrigerant pipe made of a second metal higher in potential than a first metal of a first refrigerant pipe. The second refrigerant pipe includes a first section that is bent to protrude upward. The first section includes a first curved section disposed on a first refrigerant pipe side relative to an apex of the first section and a second curved section disposed on a side opposite to the first refrigerant pipe side relative to the apex of the first section. A covering member or a coating film is provided in intimate contact with the second refrigerant pipe to cover a first refrigerant pipe side edge of the second refrigerant pipe and the first curved section.