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. 12, 1985
Filed:
Aug. 06, 1984
Applicant:
Inventors:
Henry F Gibbard, Schaumburg, IL (US);
Richard C Murray, Jr, Palatine, IL (US);
Ronald A Putt, Palatine, IL (US);
Theodore W Valentine, Algonquin, IL (US);
Claude J Menard, St. Paul, MN (US);
Assignee:
Duracell Inc., Bethel, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 57 ; 429 59 ; 429217 ; 429 94 ;
Abstract
A sealed, rechargeable nickel-zinc cell includes a zinc electrode active mass essentially free of zinc metal when at full discharge, a carboxylated styrene-butadiene binder retaining the zinc electrode mixture in a coherent structure, a predetermined amount of cadmium being included in the zinc electrode mixture, a separator preferably comprising at least two layers of material free of any adhesive binding the layers together and a wicking layer positioned between the nickel positive electrode and the separator.