Patent ID: 7869845

Claim:
A mobile terminal comprising: a first body; a second body slidably attached to the first body, the second body being movable between an open and a closed position; and an input device at an exterior surface of the mobile terminal that is exposed when the second body is in the closed position, the input device being located on the first body, the input device including: a roller member having a substantially cylindrical body with opposing ends, the roller member being rotatable about a longitudinal axis, a portion of the roller member extending above the exterior surface; a pair of buttons located adjacent each opposing end of the roller member, each button extending above the exterior surface the same extent as the portion of the roller member, each button having a shape corresponding to the portion of the roller member so as to provide a common profile with the roller member; a cover surrounding the roller member and the pair of buttons, the cover forming a portion of the exterior surface of the mobile terminal, the cover having a pair of cover buttons formed therein that are independently pressable; and a pair of switches disposed beneath the cover, each switch being associated with one of the pair of cover buttons, wherein the button adjacent each opposing end of the roller member is separate from the roller member; wherein the first body includes an upper region and the input device is located in the upper region, wherein the second body includes a cutout region that corresponds to the shape of the upper region, wherein the cover is arranged in the cutout region of the second body.