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:
Feb. 25, 2014
Filed:
Jul. 10, 2009
Chae-ho Chung, Daejeon, KR;
Dal MO Kang, Daejeon, KR;
Ye-hoon Im, Daejeon, KR;
Jongmoon Yoon, Daejeon, KR;
Chae-Ho Chung, Daejeon, KR;
Dal Mo Kang, Daejeon, KR;
Ye-Hoon Im, Daejeon, KR;
Jongmoon Yoon, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
A middle or large-sized battery pack case having a plurality of stacked battery cells, a coolant inlet port and a coolant outlet port, and a flow space ('coolant introduction part') extending from the coolant inlet port to the battery module and another flow space ('coolant discharge part') extending from the battery module to the coolant outlet port, an upper end inside of the coolant introduction part facing the top of a unit cell stack is configured to have an inclined plane inclined from the end opposite to the coolant inlet port toward the coolant inlet port at a positive angle of 3 to 8 degrees to the top of the unit cell stack, and the coolant inlet port is inclined at an angle of 20 to 80 degrees.