发明名称 IMPROVED DEVICE FOR CLEANING SURFACES
摘要 <p>A device for cleaning surfaces, said device comprising a cleaning head (12) and an elongate, hollow, generally tubular handle (1), said handle comprising a first portion held by the user (11), a second central portion (9), and a third portion (8) bearing the cleaning head (12), said handle (1) further comprising a pivot means (17) between the first and second portions, a rotation means between the second and third portions (13), and biasing means (15) to exert pressure of the cleaning head on the surface to be cleaned. The device enables continuous adjustment of the angle between the cleaning head and the handle, so that the user does not have to bend in order to reach the lower extremities of the surface to be cleared.</p>
申请公布号 WO1989010721(A1) 申请公布日期 1989.11.16
申请号 AU1989000195 申请日期 1989.05.05
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