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:
Jun. 25, 2019
Filed:
Dec. 28, 2015
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A rechargeable battery module includes: a plurality of unit cells, wherein each of the unit cells comprises: an electrode assembly having a plate shape; a case receiving the electrode assembly and having an opening at one side; and a cap assembly sealing the opening of the case, wherein the case comprises a first buffer unit configured to reduce a force generated inside or outside the case on an inner surface and an outer surface of a bottom of the case, the cap assembly comprises a second buffer unit configured to reduce a force generated inside or outside the case on an inner surface and an outer surface of the cap assembly, and the first buffer unit of each unit cell partially overlaps the first buffer unit of a neighboring unit cell.