发明名称 Bagless vacuum cleaner with improved dirt removal system
摘要 A bagless vacuum cleaner having a removable dust extraction and collection unit. The removable dust extraction and collection unit has an enclosed inlet chamber and an enclosed outlet chamber. The bottom wall of the enclosed inlet chamber is pivotally hinged such that the bottom wall can be alternatively opened and closed. When opened, accumulated dust within the inlet chamber is conveniently gravitated out of the dust extraction and collection unit.
申请公布号 US2003084536(A1) 申请公布日期 2003.05.08
申请号 US20010993157 申请日期 2001.11.06
申请人 YUNG BILLY 发明人 YUNG BILLY
分类号 A47L9/10;A47L9/16;B01D46/48;(IPC1-7):A47L9/16 主分类号 A47L9/10
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