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. 15, 2026
Filed:
Nov. 09, 2021
Lg Energy Solution, Ltd., Seoul, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
Discussed is a fatigue failure verification device that can include a module housing including a welding portion, a cell stack including a plurality of battery cells accommodated in the module housing, at least one main flexible tube located in a central portion of the cell stack in a stack direction of the cell stack, a main flexible tube frame in which the at least one main flexible tube is accommodated. The main flexible tube frame can include a pair of opening portions formed on opposite sides so that the at least one main flexible tube faces the plurality of battery cells, and a pump can be provided, which is configured to adjust a pressure applied by the at least one main flexible tube to the plurality of battery cells by supplying a fluid to the at least one main flexible tube.