| 摘要 |
PROBLEM TO BE SOLVED: To provide a hinge device preventing a shift at the time of folding and enabling stable folding operation. SOLUTION: This hinge device is provided with a first installation frame 10 installed on a first casing 2; a second installation frame 20 installed on a second casing 3; a third installation frame 30 for rotating and pivotally supporting a base end section of each of the frames 10, 20 via a first main shaft 40 and a second main shaft 50 to which rotation of each of the frames 10, 20 is transmitted and which are arranged in parallel with each other, such that a tip section side of each frame 10, 20 is rotatable in a direction to approach to and separate from each other; a rotation force transmission mechanism 80 disposed between the main shafts 40, 50 and including gears 81, 82 which have a function of transmitting reverse rotation force from one to the other and vice versa; and a rotation angle restriction means 60. COPYRIGHT: (C)2006,JPO&NCIPI |
