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:
Sep. 15, 2020
Filed:
Feb. 28, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); B32B 38/00 (2006.01); H01M 10/04 (2006.01); B32B 43/00 (2006.01); B65H 23/34 (2006.01);
U.S. Cl.
CPC ...
H01M 2/0207 (2013.01); B32B 38/00 (2013.01); B32B 38/0012 (2013.01); B32B 43/00 (2013.01); B65H 23/34 (2013.01); H01M 2/0275 (2013.01); B32B 2038/0064 (2013.01); B65H 2301/51256 (2013.01); B65H 2601/254 (2013.01); B65H 2701/1322 (2013.01); B65H 2801/72 (2013.01); H01M 10/0404 (2013.01);
Abstract
A leveling apparatus used in a cutting process after forming process of a pouch-type secondary battery, and the leveling apparatus includes: a roller assembly having pairs of upper rollers and lower rollers arranged in at least two rows for rolling in contact with upper and lower surfaces adjacent to both rim edges of the pouch-type secondary battery; and a support frame supporting the roller assembly, wherein the roller assembly applies rolling with respect to the upper and lower surfaces adjacent to both rim edges of the pouch-type secondary battery to thereby remove stress.