Cylindrical battery

Details Cylindrical battery Cylindrical battery

2006-04-25

2009-06-02

Ha, Nguyen T (Department: 2831)

Electricity: electrical systems and devices

Electrolytic systems or devices

Liquid electrolytic capacitor

C361S502000, C361S504000, C361S508000, C361S303000, C361S305000, C429S129000, C429S130000, C429S144000, C429S145000

Reexamination Certificate

active

07542266

ABSTRACT:
A cylindrical battery including a wound electrode assembly and a center pin disposed in a center space of the electrode assembly, the center pin having a gap along its length, the gap defined by opposing edges of the center pin, wherein at least one of the opposing edges is sloped.

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