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:
Dec. 30, 1997
Filed:
Jul. 17, 1996
Applicant:
Inventor:
Sung-Kwang Byon, Seoul, KR;
Assignee:
Daewoo Electronics Co., Ltd., Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429 89 ; 429 53 ; 429 56 ;
Abstract
A vent cap for a lithium battery which includes an electrolyte which is in electrical contact with an anode of lithium or lithium alloy and a cathode containing at least one metallic salt is disclosed. The vent cap is shaped in a hat shape and includes a projected portion having a depression at a top side of the projected portion. The plane shape of the depression is a rectangle, and a pair of vent holes are formed by cutting two sides of the depression opposite to each other.