Patent ID: 7486973
Filing Date: 2009-02-03
Classification: H04M

Abstract:
1. A pop-up type portable terminal comprising: a main housing having an opening; a sub-housing having a display unit, the sub-housing slidably moveable between a first position where the display unit is partially exposed by the opening and a second position where the display unit is completely exposed; at least one guide beam installed on a main board disposed in the main housing; at least one guide rail disposed in the sub-housing and engaging the at least one guide beam in a surface contact; at least one guide protrusion formed in a keypad bracket installed in the main housing; and at least one guide slot formed in the sub-housing and engaging the at least one guide protrusion in a point contact; wherein a combination including the at least one guide beam, at least one guide rail, at least one guide protrusion and at least one guide slot reduces noise of a sliding movement of the sub-housing and stably guides the sliding movement.