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. 04, 2024
Filed:
Aug. 14, 2020
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Seok Jin Kim, Daejeon, KR;
Su Taek Jung, Daejeon, KR;
Sang Hyun Koo, Daejeon, KR;
Jung Hoon Lee, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/90 (2021.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
G01N 27/9006 (2013.01); H01M 10/4228 (2013.01); H01M 10/4285 (2013.01);
Abstract
An eddy current sensor for deriving an eddy current and sensing the derived eddy current in order to detect a crack in a battery cell, the eddy current sensor comprises: a core unit in which a coil is wound around a magnetic member; and a case for accommodating the core unit of which there are at least two, which are arranged so that the central axis of the coil is oriented in the thickness direction of the battery cell.