Patent ID: 7991441

Claim:
A swing hinge device of a portable terminal including a body housing, a display unit, a folder rotating about first and second hinge axes on the body housing, and a connection member providing the first and second hinge axes and rotatably connecting the folder with the body housing so that the folder rotates about the first and second hinge axes, the swing hinge device comprising: a base member coupled to the connection member; a rotation member coupled to the folder; first and second guide pins provided on the rotation member; a first guide member disposed on the base member and coupled to the first guide pin, for guiding a straight movement of the first guide pin when the rotation member rotates about the second hinge axis; a second guide member disposed on the base member and coupled to the second guide pin, for guiding a curved movement of the second guide pin when the rotation member rotates about the second hinge axis, and moving the second hinge axis along with the second guide pin so that the display unit of the folder is located at a center portion of the connection member; and a power supply means interposed between the first and second guide members, for providing force for straight or curved movement of the first and second guide pins, wherein the second guide member includes a second guide hole through which the second guide pin extends, the second guide hole having a first curved guide formed to guide the curved movement of the second guide pin when the folder rotates, and a second curved guide formed opposite to the first curved guide so that the second guide pin moves along the first curved guide, passes by an inflection point of an intermediate portion of the second guide hole, and moves along the second curved guide.