An electronic device includes: a processor; a memory; a first body member; a second body member; a flexible display, wherein a first portion of the flexible display is mounted to the first body member, and wherein a second portion of the flexible display is mounted to the second body member; a shaft mounted to the second body member; a hinge coupled to the first and second body members; a first arm having a first pivot with the first body member; and a threaded coupling between the first arm and the shaft.