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:
Oct. 17, 2023
Filed:
Dec. 24, 2020
Resonac Packaging Corporation, Hikone, JP;
Koji Minamitani, Isehara, JP;
RESONAC PACKAGING CORPORATION, Hikone, JP;
Abstract
A heat exchanger having an outer packaging body having an inlet, an outlet, a pair of opposing walls, and a corrugated inner fin disposed between the opposing walls and provided alternately and continuously with a concave portion and a convex portion. The outer packaging body is formed of an outer packaging laminate material in which a resin heat-fusible layer is provided on an inner surface side of a metal heat transfer layer. The inner fin is formed of an inner core laminate material in which a heat-fusible layer is provided on both surface sides of a metal heat transfer layer. The inner fin has a rectangular wave shape in which a concave bottom wall and a convex top wall are arranged parallel to the opposing walls, and a rising wall connecting the concave bottom wall and the convex top wall is arranged perpendicular to the opposing walls.