Battery, And Battery Pack And Vehicle Including Same

Abstract: A battery according to an embodiment of the present invention comprises: an electrode assembly including a first uncoated portion and a second uncoated portion; a housing having an opening formed at one side thereof and accommodating the electrode assembly through the opening; a first current collector coupled to the first uncoated portion and disposed in the housing; a cap covering the opening; and a spacer assembly including a spacer part interposed between the first current collector and the cap and configured to prevent movement of the electrode assembly, a gasket part interposed between the housing and the cap and configured to seal between the cap and the housing, and a connection part connecting the spacer part and the gasket part to each other and having a bent portion the extension direction of which is turned between the spacer part and the gasket part.

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