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:
Jun. 28, 2022
Filed:
Jan. 09, 2019
Mitsubishi Materials Corporation, Tokyo, JP;
Kotaro Watanabe, Naka, JP;
Toshihiko Saiwai, Naka, JP;
MITSUBISHI MATERIALS CORPORATION, Tokyo, JP;
Abstract
A heat sink including a metal-formed body having a base board part and two or more fin parts standing on a surface of the base board part and arranged in a parallel manner to each other, and one or more filled bodies consisting of a plurality of coiled metal-wire materials filled in one or more groove parts formed between the fin parts of the metal-formed body; the heat sink in which the coiled metal-wire materials have a first outer diameter at one end part and a second outer diameter at the other end part which is different from the first outer diameter; and the coiled metal-wire materials are metallurgically joined at partially to at least one of an inner surface of the groove parts of the metal-formed body and the other coiled metal-wire materials.