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:
Aug. 06, 1985
Filed:
Oct. 21, 1982
Applicant:
Inventors:
Arabinda N Dey, Needham, MA (US);
Noble E Hamilton, Middleton, MA (US);
Assignee:
Duracell Inc., Bethel, CT (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429172 ; 429173 ; 429181 ; 429185 ; 429 56 ; 206333 ;
Abstract
An inexpensive, reliable seal for an electrochemical cell comprising tapered walls adjacent the upper open end of a metal cell container and a matched angle tapered metal cell top seated thereon with an interference fit with an insulating and sealing film of minimal thickness compressively held therebetween.