US 12,146,921 B2
Cell insulation defect detection system
Kyung Mo Kim, Gyeonggi-do (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Nov. 8, 2022, as Appl. No. 17/983,043.
Claims priority of application No. 10-2021-0152313 (KR), filed on Nov. 8, 2021.
Prior Publication US 2023/0145111 A1, May 11, 2023
Int. Cl. G01R 31/396 (2019.01); G01R 31/36 (2020.01); G01R 31/392 (2019.01)
CPC G01R 31/396 (2019.01) [G01R 31/3644 (2013.01); G01R 31/392 (2019.01)] 17 Claims
OG exemplary drawing
 
1. A cell insulation defect detection system, comprising:
a contact unit comprising:
a conductive roller configured to contact a battery cell to be inspected, wherein the contact unit is configured to rotatably position the battery cell in the contact unit;
a fixed frame; and
a link rotatably mounted on the fixed frame, wherein the roller is connected to a first side of the link; and
a measurement unit configured to measure insulation resistance between the roller and the cell in contact with each other.