发明名称 Vacuum cleaner with sponge filter
摘要 An induction type of vacuum assembly for use with wet and dry vacuums is described. It includes a motor chamber; a solution chamber and a lower chamber for use inside of a canister that holds water and/or cleaning solution. A central chamber is inside of a solution tank and is in fluid connection with the lower chamber through a cage so as to prevent ingress of water into the motor assembly in the even that the level of the water rises. Foam filter(s) are used in connection with the cylindrical chamber so as to collect dirt and dirty water throughout the vacuuming operation.
申请公布号 US5931991(A) 申请公布日期 1999.08.03
申请号 US19970814411 申请日期 1997.03.11
申请人 LEON, MARTY GERARD 发明人 LEON, MARTY GERARD
分类号 A47L7/00;A47L9/18;(IPC1-7):B01D47/02 主分类号 A47L7/00
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