发明授权
US09139966B1 Vibrator mechanism usable with a concrete finishing tool 有权
振动器机构可用于混凝土精加工工具

Vibrator mechanism usable with a concrete finishing tool
摘要:
A vibration imparting device for a concrete finishing tool utilizing a housing having a chamber surrounded by an inner surface of the housing. A vibrator and a battery are placed within the chamber. The vibrator includes a resilient collar to separate the vibrator from the housing inner surface. First and second adaptors are employed for the housing to be placed between the handle and the terminus of a concrete finishing tool.
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