发明名称 Wet and dry vacuum cleaner
摘要 A floor cleaning machine having a body carrying a separable rigid vacuum-retaining container, within said container, a flaccid container, means for lifting said containers as a unit from the body of the machine for disposing of spent and unspent liquids contained therein, cleaning the containers, and re-filling with fresh cleaning fluid. In a preferred embodiment, the machine is provided with a full floating squeege which enables the machine to be moved from carpeted surfaces to hard floor surfaces by the simple flip of a handle.
申请公布号 US5640738(A) 申请公布日期 1997.06.24
申请号 US19950510324 申请日期 1995.08.02
申请人 WILLIAMS, WILLIAM H.;JACOBS, PAUL G. 发明人 WILLIAMS, WILLIAM H.;JACOBS, PAUL G.
分类号 A47L11/30;(IPC1-7):A47L7/00 主分类号 A47L11/30
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