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. 19, 2023
Filed:
Mar. 25, 2020
Lg Chem, Ltd., Seoul, KR;
Seok Jin Kim, Daejeon, KR;
Sang Hyun Koo, Daejeon, KR;
Cha Hun Ku, Daejeon, KR;
Jung Hoon Lee, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
A device for detecting a crack in a battery cell, comprising: an inspection unit comprising a first sensor inducing an eddy current and a second sensor sensing a signal of the eddy current induced by the first sensor, and performing an inspection of the battery by using the eddy current while the battery cell is driven; a transfer unit for sequentially transferring a plurality of battery cells from a point where the battery cells are introduced to a point where the battery cells are taken out; and a control unit which is electrically connected to the inspection unit and receives, evaluates, and controls the eddy current signal sensed by the inspection unit.