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:
Aug. 27, 2019
Filed:
Jan. 19, 2017
Lg Chem, Ltd., Seoul, KR;
Hwa-Joong Kim, Daejeon, KR;
Tae-Young Kang, Daejeon, KR;
Do-Hyeon Kim, Daejeon, KR;
Duck-Hee Moon, Daejeon, KR;
Jun-Yeob Seong, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
The present disclosure relates to a battery module, which includes: a housing including a first housing and a second housing, which are coupled to each other to form a accommodation space; a plurality of secondary batteries accommodated in the accommodation space; a bolt including a screw portion, which has screw threads formed on at least a portion of an outer circumferential surface thereof, and a bolt head arranged at an end of the screw portion, the bolt being configured to fasten the first housing and the second housing to each other by being mounted such that the screw portion penetrates the first housing to be screw-coupled to the second housing, and that the bolt head is caught by the first housing; and an O-ring mounted to be interposed between the first housing and the bolt head, wherein the O-ring includes: a hollow pierced such that the screw portion is inserted therein; and a recognition protrusion formed to protrude in a radial direction of the bolt head as compared with the bolt head.