| 摘要 |
A vibration preventive shaft and a product using the same are provided to reduce the vibration with double layers by rapidly dispersing the vibration with a first and a second vibration prevention unit. A vibration preventive shaft comprises a first vibration prevention unit(112), a second vibration prevention unit(114), and a fixing unit(116). The first vibration prevention unit is the pipe shape equipped with hollow. The first vibration prevention unit is rod or pipe shape inserted into the hollow of the first vibration prevention unit. The fixing unit fixes the both side end point of the second vibration prevention unit at the first vibration prevention unit.
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