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:
May. 20, 2025
Filed:
May. 16, 2022
GM Global Technology Operations Llc, Detroit, MI (US);
Chih-hung Yen, Bloomfield Hills, MI (US);
Taeyoung Han, Bloomfield Hills, MI (US);
Bahram Khalighi, Holladay, UT (US);
Peter Paul Andruskiewicz, Iv, Ann Arbor, MI (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A battery pack system for inhibiting thermal runaway includes a stack of battery cells wherein each battery cell has a first end, a second end opposite the first end, and side edges extending from the first end to the second end and wherein at least one of the side edges of each battery cell are adjacent to at least one side edge of another of the battery cells, a thermochemical material that undergoes endothermic reaction at temperatures above 50° C., the thermochemical material being located (a) within the stack of battery cells and exterior to battery cells or (b) adjacent to the stack of battery cells, or (c) both.