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US 7,923,146 B2Granted
Nickel bright-plated battery
AssigneeFDK Energy Co., Ltd.
InventorsTatsuya Yamazaki, Yuji Tsuchida
Life of this patent
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Abstract
A battery comprising electrode terminals 12a, 32a 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.
Claims1
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.
Dependencies are inferred from the claim text.