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. 01, 2026
Filed:
Mar. 25, 2021
Lg Energy Solution, Ltd., Seoul, KR;
Soon Kwan Kwon, Daejeon, KR;
Su Taek Jung, Daejeon, KR;
Sang Ho Bae, Daejeon, KR;
Byeong Kyu Lee, Daejeon, KR;
Tai Jin Jung, Daejeon, KR;
Seong Won Choi, Daejeon, KR;
Ju Hyeon Cho, Daejeon, KR;
Yong Jun Lee, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
An apparatus for preparing a unit cell is provided. The apparatus includes a center electrode reel from which a center electrode sheet is unwound, wherein the center electrode sheet is configured to form a plurality of center electrodes, separator reels from which separator sheets to be stacked with the center electrodes are unwound, a laminator configured to laminate a stack which is formed by stacking the plurality of center electrodes with the separator sheets while the plurality of center electrodes are spaced apart from each other and disposed in a row in a longitudinal direction of the separator sheets, a first nozzle configured to apply an adhesive to an upper surface of the separator sheet disposed on an uppermost layer of the laminated stack, and an upper electrode reel from which an upper electrode sheet is unwound.