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. 24, 2025
Filed:
Oct. 22, 2021
Lg Energy Solution, Ltd., Seoul, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
An apparatus for manufacturing a pouch of a secondary battery according to the present invention includes a lower die having an accommodation groove for molding a cup part of the pouch on a base surface, on which the pouch is disposed, a punch inserted into the accommodation groove of the lower die to mode the cup part of the pouch, a stripper disposed above the lower die to face the lower die and provided to press a peripheral portion of the pouch, which is disposed around a portion to be molded into the cup part of the pouch by the punch, from an upper side, and a back plate coupled to the stripper and configured to support the stripper, wherein a protruding block protruding toward the stripper is provided on a surface (S) of surfaces of the back plate, which faces the stripper.