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:
Jun. 01, 1976
Filed:
Dec. 13, 1974
Applicant:
Inventors:
Yuji Morioka, Sumoto, JA;
Shigeo Dejima, Sumoto, JA;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
1361 / ; 136 13 ; 1361 / ;
Abstract
An alkaline battery is provided which comprises a positive and negative electrode separated by a separator, each electrode having a bare conductive portion at one end. Current collectors comprising a thin conductive plate with numerous convexities or projections formed thereon are welded to the conductive parts. The convexities form conductive points with the conductive parts of the assembly.