Patent ID: 9274552
Filing Date: 2016-03-01
CPC Classification: G06F

Claim Text:
1. A portable communication device comprising: a first housing; a second housing rotatably coupled with the first housing; and a hinge portion provided between the first housing and the second housing to stepwise rotate the second housing with respect to the first housing, wherein rotation of the first housing and the second housing occurs around a first hinge axis or a second hinge axis; a pair of gear hinge housings, each one gear hinge housing respectively arranged longitudinally at an opposite ends of the first housing and second housing, in which each one gear hinge housing is axially aligned with a respective first gear shaft, a second gear shaft, a hinge cam, and a plurality of elastic members, and each one housing completely receives the first gear shaft, the second gear shaft, the hinge cam and the plurality of elastic members; wherein display units are disposed on outer sides of the first housing and the second housing, respectively, said display units operating separately or in conjunction to form a single large screen, wherein the hinge portion comprises a first hinge portion positioned on one end of the first housing and the second housing, and a second hinge portion positioned on another end of the first housing and the second housing, and wherein the display units are disposed between the first hinge portion and the second hinge portion, and wherein a space is comprised between a pair of gear hinge housings, input/output devices and at least one of a speaker device, a microphone device, a camera module, and a battery pack are disposed in the space, and the input/output devices comprise at least one of a display unit, a touch screen, a keypad, a keyboard, a navigation key, and QWERTY keys.