发明名称 |
Vacuum cleaner having a variable speed brushroll |
摘要 |
Disclosed herein is a vacuum cleaner for cleaning several floor types. The vacuum cleaner includes a rotational brush roll for interfacing with the several floor types, a multi-speed motor for driving the brush roll, a speed control mechanism for controlling the speed of the multi-speed motor, and an input mechanism whereby a user selects a speed of the multi-speed motor. Further, the input mechanism is associated with at least three different speed settings.
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申请公布号 |
US2004134014(A1) |
申请公布日期 |
2004.07.15 |
申请号 |
US20030340159 |
申请日期 |
2003.01.10 |
申请人 |
HAWKINS THOMAS W.;KONTIO CHRISTER;STEFFEN CENNERT;DAVIDSHOFER DONALD |
发明人 |
HAWKINS THOMAS W.;KONTIO CHRISTER;STEFFEN CENNERT;DAVIDSHOFER DONALD |
分类号 |
A47L5/30;A47L9/04;A47L9/28;(IPC1-7):A47L5/30 |
主分类号 |
A47L5/30 |
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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