Carrier

Abstract: A carrier according to one embodiment of the present invention comprises: a center pin which extends parallel to a winding shaft of an electrode assembly and penetrates a winding center hole of the electrode assembly a core and outer circumferential surface of which are defined as a first electrode, a second electrode, and a separated interposed therebetween are wound around the winding shaft; a support which is positioned at the lower part of the center pin and supports the electrode assembly from below; and a base which is positioned at the lower part of the support and comprises at least one pair of bearings configured to be rotatable on a plane perpendicular to the winding shaft.

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