Folding mobile terminal device

Disclosed is a portable terminal device capable of opening and closing the second housing relative to the first housing in a first direction and a second direction, be varied to suit the display direction of the operation unit on the screen of the display unit it can. SOLUTION operation unit second housing 2 having a first housing 1 and the display unit having a, in the portable terminal device connected via the connecting portion 3, the connecting portion 3 and the second housing 2 a first rotating shaft 9, rotatable in a first direction, and a second rotating shaft 10 to be rotatable in a second direction perpendicular to the first direction, the first rotation shaft 9 projecting comprising a part 12, the first housing 1 includes a keytop sheet 16, a slide sheet 13, a frame part 6 surrounding the SSs, the cam follower member 7, a first elastic member 11 for urging the cam follower member 7 , and a second elastic member 17 which connects the slide sheet 13 and the cam follower member 7, when the first rotation shaft 9 is rotated, the protrusion 12 presses the cam follower member 7 and the second elastic member 17, the slide sheet 13 is configured to move. .FIELD 6