发明名称 |
Carpet extractor |
摘要 |
The herein disclosed invention relates to an improved carpet extractor having powered brushes for scrubbing a floor surface and which may be converted to an above the floor mode for upholstery cleaning or the like. A pair of air driven turbines are disclosed, one for driving the floor scrubbing brushes when in the floor cleaning mode and one for driving a cleaning solution supply pump when in the above floor cleaning mode. A unique linkage mechanism is taught whereby only one turbine or the other is energized depending upon the cleaning mode selected by the operator.
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申请公布号 |
US5860188(A) |
申请公布日期 |
1999.01.19 |
申请号 |
US19970931752 |
申请日期 |
1997.09.16 |
申请人 |
THE HOOVER COMPANY |
发明人 |
MAURER, EDGAR A.;CROUSER, DARWIN S.;LOUIS, JEFFREY S. |
分类号 |
A47L11/204;A47L11/30;A47L11/34;A47L11/40;(IPC1-7):A47L7/00 |
主分类号 |
A47L11/204 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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