| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent sealability from deteriorating.SOLUTION: A damper device 1A comprises a frame 10A which is equipped with a base 12 having an opening 11, and a baffle plate 20A rotatably supported by the frame 10A, and is configured to open and close the opening 11 by the baffle plate 20A which is rotated circumferentially around a rotation axis X. In the damper device 1A, the frame 10A is provided with an annular wall 40A enclosing the opening 11, and the baffle plate 20A is provided with a cushioning member 50A fitted into the annular wall 40A, so that when rotating the baffle plate 20A in a direction of closing the opening 11, the cushioning member 50A is fitted into the annular wall 40A to seal the opening 11.</p> |
