IP Library › Granted Patent US 7,923,146
Granted Patent B2
US 7,923,146 · App. 11/796,049 · Granted Apr 12, 2011

Nickel bright-plated battery

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Quick Facts
Patent No.
US 7,923,146
App. No.
11/796,049
Filed
Apr 26, 2007
Granted
Apr 12, 2011
Kind
B2
Art Unit
1728
USPC
429/178
Abstract

A battery comprising electrode terminals 12 a , 32 a of a steel plate having a nickel bright-plating. The surface of the steel plate is dull finished and the concentration of sulfur and sulfur compound in the nickel bright-plating is at 0.02% or less by weight.

Claims (2)

1. A battery comprising:

an electrode terminal of a steel plate having a nickel bright-plating, wherein a surface of the steel plate is dull-finished and the concentration of sulfur and the sulfur compound(s) in the nickel bright-plating are at 0.02% or less by weight.