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. 25, 2018
Filed:
Mar. 02, 2015
Mitsubishi Electric Corporation, Tokyo, JP;
Tsubasa Tanda, Tokyo, JP;
Akira Ishibashi, Tokyo, JP;
Shin Nakamura, Tokyo, JP;
Satoshi Ueyama, Tokyo, JP;
Aya Kawashima, Tokyo, JP;
Mitsubishi Electric Coporation, Tokyo, JP;
Abstract
Provided are rectangular plate-like finslayered at intervals; and flat tubeswhich are perpendicularly extended through the layered plate-like finsand are provided on multiple levels along a longitudinal direction of the plate-like finsThe plate-like finsare provided with at least one heat transfer promoting sectionthat is positioned in a region between adjacently-positioned flat tubesand in which ridge sectionsand valley sectionshaving ridgelines extending in the longitudinal direction of the plate-like finsare arranged to alternate. En the heat transfer promoting sectionat least one slitallowing communication between a front and a back of the plate-like finis formed on a downwind side of the ridge sections