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:
Dec. 30, 2025
Filed:
Jul. 26, 2021
Lg Energy Solution, Ltd., Seoul, KR;
Won Kyoung Park, Daejeon, KR;
Junyeob Seong, Daejeon, KR;
Honggoo Han, Daejeon, KR;
Hyun Seop Yun, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
Discussed is a battery back that includes: a plurality of battery modules that includes a battery cell stack, a module frame for housing the battery cell stack, and a heat sink located under a bottom part of the module frame; a pack frame that houses the plurality of battery modules; and a refrigerant transfer bolt that fastens the bottom part of the module frame, the heat sink, and the pack frame, wherein the pack frame includes a pack refrigerant pipe for supplying and discharging refrigerant, wherein a connection pipe for connecting the pack refrigerant pipe and the heat sink is formed through the refrigerant transfer bolt, and wherein the refrigerant transfer bolt includes an opening/closing member that opens or cuts off the connection pipe in response to a temperature of the refrigerant.