发明名称 Scrubbing device for submerged surfaces of boat hulls and the like
摘要 Presented is a device for scrubbing submerged surfaces that have become fouled by marine growth or other contaminants. The scrubbing device includes a base member to which may be attached various types of abrading devices and a handle for reciprocating the scrubbing device. A vane pivotally mounted on the base interacts with the water in which the device is submerged, when reciprocated, to impose a component of force on the scrubbing device that drives the scrubbing device against the surface to be scrubbed.
申请公布号 US4909173(A) 申请公布日期 1990.03.20
申请号 US19890309597 申请日期 1989.02.08
申请人 STRONG, DWIGHT J. 发明人 STRONG, DWIGHT J.
分类号 B63B59/08 主分类号 B63B59/08
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