| 摘要 |
PROBLEM TO BE SOLVED: To improve durability to heat without deteriorating spring characteristics of a dynamic damper 1. SOLUTION: This dynamic damper is provided with a mounting part 11 to be coupled with a vibrator, a mass part 12, a rubber elastic part 13 to connect both members 11 and 12 to each other, and a cover part 14 to cover a circumferential side surface of the mass part 12. The cover part 14 is extended toward the mounting part 11 to enclose the circumference of the rubber elastic part 13 at a separated position from the rubber elastic part 13. COPYRIGHT: (C)2004,JPO&NCIPI |
