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:
Apr. 21, 2026
Filed:
Apr. 01, 2022
Lg Energy Solution, Ltd., Seoul, KR;
Jung Hyun Park, Daejeon, KR;
Tae Su Kim, Daejeon, KR;
Seo Jun Lee, Daejeon, KR;
Hyo Jin Lee, Daejeon, KR;
Gil Woo Kim, Daejeon, KR;
Hyuk Soo Lee, Daejeon, KR;
Byung Hee Lee, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
It is preferred that the foreign material removal device for notching a secondary battery according to one example of the present invention comprises: a foreign material confirmation part provided so that in a transport path of an electrode film through a notching process, the upper and lower surfaces of the notched electrode pattern are photographed, and a position of a foreign material present in the electrode pattern is calculated based on the photographed image; and a foreign material removal process part provided so that air is sprayed to the position of the foreign material and a vacuum pressure is applied thereto according to the foreign material position information calculated by the foreign material confirmation part.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile