发明名称 DUAL STORAGE DUST COLLECTOR
摘要 A dual storage dust collector for a vacuum cleaner has a hopper for receiving the dust from the vacuum and a dump tank for receiving the dust from the hopper. A valve between the hopper and the dump tank is operable whether or not the vacuum is running. Thus, whenever the valve is open, dust falls from the hopper into the dump tank and, whenever the valve is closed, the dump tank can be disconnected from the hopper and emptied without interruption of the vacuuming process.
申请公布号 WO2008088896(A3) 申请公布日期 2009.01.08
申请号 WO2008US00719 申请日期 2008.01.18
申请人 CDC LARUE INDUSTRIES, INC.;MCCUTCHEN, CLINTON J. 发明人 MCCUTCHEN, CLINTON J.
分类号 A47L9/20 主分类号 A47L9/20
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