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. 04, 1984
Filed:
Mar. 30, 1984
Applicant:
Inventor:
Earl J Chaney, Jr, Medina, OH (US);
Assignee:
Union Carbide Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 56 ; 429 82 ; 429 89 ; 429174 ; 429181 ; 429185 ; 429196 ;
Abstract
An hermetically sealed galvanic cell having a safety vent assembly comprising a housing having a portion which is inwardly depressed and flexible, which portion surrounds an aperture. The aperture is filled with a layer of glass or ceramic material thus producing an hermetically sealed cell which exhibits increased mechanical strength coupled with reliable venting.