Battery pack and manufacturing method thereof

Abstract

A battery pack and a manufacturing method thereof are disclosed. A battery pack includes a housing, a cell stack inside the housing and including a plurality of battery cells arranged along a first direction, and an end plate between the housing and the cell stack, and the end plate includes a first plate configured to contact the housing, a second plate arranged to face the first plate and configured to contact or separate from the cell stack while being moved in a direction parallel to the first direction, a chamber between the first plate and the second plate, and a spacer located inside the chamber such that the second plate contacts the cell stack.

Dependencies are inferred from the claim text.