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, 2020
Filed:
Feb. 22, 2016
Applicant:
Hitachi Kokusai Electric Inc., Tokyo, JP;
Inventors:
Satoru Ujiie, Tokyo, JP;
Takahiro Daikoku, Tokyo, JP;
Assignee:
HITACHI KOKUSAI ELECTRIC INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 19/00 (2006.01); F28F 9/013 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
B22D 19/0072 (2013.01); F28F 9/0131 (2013.01); H05K 7/20254 (2013.01); F28F 2240/00 (2013.01);
Abstract
In a method of manufacturing a liquid-cooling cold plate, cast molding is performed after embedding a metal pipe for supplying a cooling liquid inside a casting mold. Fixing brackets to be attached to the metal pipe is provided to maintain a positional relationship between a plurality of portions of the metal pipe embedded in the casting mold. The casting molding is performed by pouring molten metal into the casting mold while the fixing metal parts are attached to the metal pipe.