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. 30, 2014
Filed:
Apr. 08, 2009
Masahiro Morino, Okazaki, JP;
Yasuji Taketsuna, Okazaki, JP;
Masahiro Morino, Okazaki, JP;
Yasuji Taketsuna, Okazaki, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-Shi, JP;
Abstract
A method of manufacturing a heat exchanger. The method involves extrusion-molding a long fin member, which has a plurality of long fins protruding from a flat-plate-shaped long base, and cutting the long fin member by a predetermined width. The base of the fin members are also cut. This results in a heat exchanger having a plurality of fin members () including a plurality of fins () that is arranged in parallel and protrudes from a flat-plate base () so that slit portions are formed on both side ends in a width direction of the base (), the fin members being arranged so that respective bases abut on each other in a frame.