| 摘要 |
PROBLEM TO BE SOLVED: To provide a dynamic damper allowing adjustment of the weight of weights without pulling the weight and a coil spring out of a case. SOLUTION: This dynamic damper is composed of the cylindrical case 2, a guide bar 3 provided in a shaft axis part of the case 2, the weights 4 for adjusting natural frequency provided slidably on the guide bar 3, the springs 5 provided on both sides of the weights 4, and guide bar supporting bodies 6 provided on both sides of the case 2. An opening part 9 is provided on a side of the case 2 to adjust weight of the weights 4 through the opening part 9. COPYRIGHT: (C)2008,JPO&INPIT
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