| 摘要 |
PROBLEM TO BE SOLVED: To provide a lid body opening/closing mechanism capable of smoothly opening and closing a lid body.SOLUTION: A lid body opening/closing mechanism 5 of the invention comprises: an arm part 51 which is provided on a lid body 3 in a projecting state, and which oscillates around a virtual oscillation center as a center, following to opening and closing of the lid body; an arc-shaped gear 52 formed on the arm part; a first fixing gear 53 disposed on a body part 2 and engaged with the arc-shaped gear; a damper 58 disposed on the arm part of the lid body and having a damper gear; a second fixing gear 54 disposed on the body part, formed along a movement locus of the damper following to opening/closing movement of the lid body, and engaged with the damper gear; and a pulling spring 55 disposed between the arc-shaped gear and the body, and energizing the lid body in the opening direction. |
