Battery unit and lithium secondary battery employing the same

Details Battery unit and lithium secondary battery employing the same Battery unit and lithium secondary battery employing the same

2006-10-17

2006-10-17

Ryan, Patrick Joseph (Department: 1745)

Chemistry: electrical current producing apparatus, product, and

Having means to accommodate electrode expansion

C429S094000

Reexamination Certificate

active

07122271

ABSTRACT:
A battery unit including an electrode unit including a positive electrode plate, a separator, and a negative electrode plate, wherein the positive electrode plate, the separator, and the negative electrode plate are disposed in sequential order; electrode leads extending from each of the positive and negative electrode plates of the electrode unit; and a finishing tape provided on an outermost surface of the electrode unit, including an adhesive layer having a low adhesive strength, and a polymer film layer coated with the adhesive layer, wherein the finishing tape is detachably attached to the electrode unit so as to detach in response to the electrode unit deforming.

REFERENCES:
patent: 4707421 (1987-11-01), McVeigh et al.
patent: 6391491 (2002-05-01), Kim
patent: 6497980 (2002-12-01), Hwang et al.

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