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:
Mar. 06, 2018
Filed:
Apr. 18, 2014
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Robert Bosch Gmbh, Stuttgart, DE;
Duk-Jung Kim, Yongin-si, KR;
Samsung SDI Co, Ltd., Yongin-si, Gyeonggi-do, KR;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A secondary battery includes a case having an opening therein, a cap plate attached to the case, a plurality of electrode assemblies in the case, each electrode assembly including a positive electrode plate, a negative electrode plate, and a separator between the positive electrode plate and the negative electrode plate, and uncoated edges of the positive and negative electrode plates extending out of each electrode assembly defining electrodes, an electrode terminal protruding outside the cap plate, a gasket covering the electrode terminal, an electrode current collector electrically connecting the electrode assemblies and the electrode terminal, a retainer between the electrode current collector and the case, the retainer being connected to the electrode assemblies, and a damper on a front side of the retainer that faces the electrode assemblies, the damper extending to be positioned between the electrodes of adjacent electrode assemblies.