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:
Oct. 29, 2002
Filed:
Jun. 01, 1999
Applicant:
Inventors:
Un-Sick Park, Seoul, KR;
Young-Bae Song, Kyonggi-do, KR;
Assignee:
Samsung SDI Co., Ltd., Youngin, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/36 ; H01M 2/12 ; H01M 2/02 ; H01M 2/08 ;
U.S. Cl.
CPC ...
H01M 2/36 ; H01M 2/12 ; H01M 2/02 ; H01M 2/08 ;
Abstract
A secondary battery includes a can into which an electrode assembly is inserted, a cap assembly mounted to an opening of the can; and an electolyte injection hole formed on at least one of the can and cap assembly, and safety member to close the electolyte injection hole. The electolyte injection hole is formed on a negative portion of the cap assembly. The safety member is inserted into and welded on the electolyte injection hole.