发明名称 Integrated sponge mop and scrubbing element
摘要 A mopping sponge assembly including a sponge having one face adapted for mopping and a scrubbing element attached to the sponge in a position such that a face of the scrubbing element is recessed away from the face of the sponge when the sponge is used with a normal mopping pressure. The scrubbing element is driven into contact with a surface being mopped when pressure on the sponge is increased above the normal mopping pressure.
申请公布号 US5881423(A) 申请公布日期 1999.03.16
申请号 US19970831668 申请日期 1997.04.09
申请人 SHUMWAY, CRAIG S.;SHUMWAY, AMY M. 发明人 SHUMWAY, CRAIG S.;SHUMWAY, AMY M.
分类号 A47L13/12;A47L13/16;A47L13/20;(IPC1-7):A47L13/12;A47L13/254;A47L13/258 主分类号 A47L13/12
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