| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a hinge device having small driving torque in the vicinity of full opening time.SOLUTION: When a distance between a mounting shaft of a second link 57 for a body bracket 51 and a mounting shaft of the second link 57 for a lid bracket 53 is represented by A, a distance between an instantaneous center of a lid and the mounting shaft of the second link 57 for the lid bracket 53 is represented by B, a distance between a mounting shaft of a driving arm 81 for the body bracket 51 and a mounting shaft of the driving arm 81 for the lid bracket 53 is represented by A' and a distance between the instantaneous center of the lid and the mounting shaft of the driving arm 81 for the lid bracket 53 is represented by B', A, B, A' and B' satisfy an equation of A/B>A'/B' at the time of full opening of the lid.</p> |
