发明名称 Swimming pool submerged surface - comprises head having inlet through which water is sucked through turbine driving propeller and having steering rudder
摘要 <p>The swimming pool submerged-surface cleaning device comprises a head (10) having at least one inlet (18) which opposes the surface to be cleaned. A spigot connects the head to a suction source to cause water to flow through the inlet. A turbine (24) is driven by the water flowing through the inlet and drives a propellor (36). The propellor propels the head over the surface to be cleaned. The head has a rudder (54) to steer it over the surface.</p>
申请公布号 PT89847(A) 申请公布日期 1990.08.31
申请号 PT19890089847 申请日期 1989.02.24
申请人 LIBERTY POOL PRODUCTS S.A. 发明人 CARL FREDERICK WILHELM SUPRA
分类号 E04H4/12;(IPC1-7):E04H3/20 主分类号 E04H4/12
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