Flat-shaped battery

Details Flat-shaped battery Flat-shaped battery

2011-03-29

2011-03-29

Yuan, Dah-Wei D (Department: 1727)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Cell enclosure structure, e.g., housing, casing, container,...

C429S175000, C429S185000

Reexamination Certificate

active

07914926

ABSTRACT:
A flat-shaped battery according to the present invention includes: an outer can having an opening at its upper end; a gasket disposed at an inner edge of the opening; and a sealing plate that seals the opening together with the gasket. In this flat-shaped battery, the outer can houses a power generation element, the sealing plate is fixed to the inner edge of the opening of the outer can via the gasket by caulking, a nickel or nickel-containing plating layer having a thickness in a range from 1 to 10 μm is formed on an outer surface of a base composing the outer can, and a gold or gold-containing plating layer is formed on an outer surface of the nickel or nickel-containing plating layer.

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Office Action issued Nov. 23, 2007, in Chinese Patent Application No. 2006100574196.

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