Cylindrical Battery, And Battery Pack And Vehicle Including Same

Abstract: The present invention provides a cylindrical battery structured to incur less deformation due to crimping pressure when undergoing crimping during battery manufacturing. The cylindrical battery according to one aspect of the invention comprises: an electrode assembly including a first electrode and a second electrode; a battery housing for accommodating the electrode assembly through an opening part formed in the top thereof; and a top cap which covers the opening part, and which includes an edge area, a central area positioned relatively more inward than the edge area, and a bent area that is positioned between the edge area and the central area and that has a first bent part having a downwardly-bent protruding shape.

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