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. 22, 2024
Filed:
Dec. 08, 2021
Applicant:
SK on Co., Ltd., Seoul, KR;
Inventors:
Ji Hoon Lim, Daejeon, KR;
Myeong Hwan Ma, Daejeon, KR;
Ju Yong Park, Daejeon, KR;
Ji Hoon Park, Daejeon, KR;
Assignee:
SK On Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/406 (2021.01); H01M 10/6554 (2014.01); H01M 50/224 (2021.01); H01M 50/502 (2021.01); H01M 50/211 (2021.01);
U.S. Cl.
CPC ...
H01M 50/406 (2021.01); H01M 10/6554 (2015.04); H01M 50/224 (2021.01); H01M 50/502 (2021.01); H01M 50/211 (2021.01);
Abstract
A method for manufacturing a lower case of a battery module includes an extrusion molding operation in which a metal material is extruded to mold a cooling plate member and a sidewall member of a battery module; a forging operation in which an internal surface of the cooling plate member is pressed with a punch, having an edge of a lower end provided vertically to form an accommodation groove; and a forming operation in which an embossed piece, protruding to an external surface of the cooling plate member by forming the accommodation groove, is removed.