发明名称 Powered cleaning appliance
摘要 A powered sweeper includes a housing, a brushroll chamber disposed in the housing, a brushroll mounted in a brushroll chamber, a dirt chamber disposed in the housing, a drive motor disposed in the housing, and a driven wheel operatively connected to the drive motor. The brushroll rotates in the brushroll chamber and the dirt chamber communicates with the brushroll chamber such that debris is propelled by the brushroll into the dirt chamber.
申请公布号 US7900310(B2) 申请公布日期 2011.03.08
申请号 US20100856238 申请日期 2010.08.13
申请人 ROYAL APPLIANCE MFG. CO. 发明人 REINDLE MARK E.
分类号 A47L11/32;A47L9/00;A47L9/04;A47L11/24;A47L11/33;B08B1/04 主分类号 A47L11/32
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