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:
Nov. 13, 2018
Filed:
Dec. 30, 2014
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/04 (2006.01); H01M 2/12 (2006.01); H01M 10/05 (2010.01);
U.S. Cl.
CPC ...
H01M 2/1241 (2013.01); H01M 2/04 (2013.01); H01M 2/043 (2013.01); H01M 2/0404 (2013.01); H01M 10/05 (2013.01); H01M 2200/20 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01);
Abstract
A cap assembly includes a current interrupt portion; a cap-up electrically connected with the current interrupt portion; and a gasket fixing the current interrupt portion and the cap-up, wherein the current interrupt portion comprises a vent portion comprising a safety vent configured to fracture when a predetermined pressure is applied thereon, and a cap-down comprising at least one hole configured to allow gas to flow in a direction toward the cap-up; and wherein an overall area of the at least one hole is about 0.12% to about 1.61% of a cross-sectional area of the gasket based on an outer diameter of the gasket.