发明名称 VIBRATOR MECHANISM USABLE WITH A CONCRETE FINISHING TOOL BACKGROUND OF THE INVENTION
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.
申请公布号 CA2857469(A1) 申请公布日期 2015.01.22
申请号 CA20142857469 申请日期 2014.07.22
申请人 MIKOWYCHOK, FRANK 发明人 MIKOWYCHOK, FRANK
分类号 E01C19/40;E04F21/24 主分类号 E01C19/40
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