| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a folding type mobile phone which efficiently radiates heat generated by a heating element mounted on a substrate to the outside. <P>SOLUTION: The folding type mobile phone 10 comprises: an upper main body 20 having a display part 21; a lower main body 30 having a key operation part 31; and a hinge mechanism 50 rotatably coupling the upper main body and lower main body together. The lower main body has: at least a shield case 35 made of a metal material; an IC card holder 40 which is made of a metal material and to which an IC card can be connected; and a control board 45 having the heating element. The hinge mechanism has first to third frames 55, 60, and 65 made of metal materials. The shield case and IC card holer are made to abut against each other across the first frame 55 of the hinge mechanism, and a power amplifier etc., as the heating element on the control board are disposed to be in contact with the shield case. <P>COPYRIGHT: (C)2008,JPO&INPIT |
