Cylindrical Battery, And Battery Pack And Vehicle Comprising Same

Abstract: A cylindrical battery according to one embodiment of the present invention comprises: an electrode assembly; a battery housing for accommodating the electrode assembly through an opening; a first collector plate which includes a support part disposed in the electrode assembly, a tab coupling part extending from the support part, and a first housing coupling part extending from the support part so as to be coupled to the inner surface of the battery housing, and which is positioned inside the battery housing; a cap plate for covering the opening; a battery terminal penetrating the battery housing at the opposite side of the opening; and a sealing spacer for preventing movement of the electrode assembly and enhancing sealing force of the battery housing.

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