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. 19, 1985
Filed:
Mar. 29, 1982
Applicant:
Inventor:
John T Goodman, Croton-on-Hudson, NY (US);
Assignee:
Duracell Inc., Bethel, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
72349 ;
Abstract
The present invention provides a novel process for forming a cell can or container, for a cylindrical battery having longitudinally extending internally projecting ribs which are formed along the internal surface of the battery cell. These ribs provide increased physical and electrical contact between the cell and the electrode material disposed therein. Also disclosed herein is the product formed by this process.