Patent ID: 8532723

Claim:
A portable communication device comprising: a first housing; a second housing including a first display unit and facing the first housing when being slid with respect to said first housing and cradled at a known incline angle with respect to said first housing; a third housing including a second display unit, and being introduced into the first housing before the second housing is slid with respect to said first housing and being withdrawn from the first housing after the second housing is slid with respect to said first housing such that the second housing is inclinedly cradled and the third housing is inclined in an extension direction vertically at the known incline angle of the second housing so that the first and second display units are aligned to form a single large sized screen and a sliding means including: a sliding device for slidably coupling the first and second housings; a hinge device engaging the sliding device at one end thereof; a rotatable link engaging the hinge device at the other end of the hinge device; and a hinge stopper unit rotatably engaging with the sliding device, the hinge stopper unit coupled to a stopper pin passing through a stopper hole of the rotary link unit for limiting a rotation of the rotary link so that the aligned first and second display units are maintained at the known incline angle.