发明名称 Pool cleaning apparatus
摘要 A pool cleaning apparatus characterized by a long, hollow main body coupled to a pressurized swimming pool inlet and supporting a pair of cleaning hoses, a pressure relief valve, and an adjustable nozzle for producing a surface current. A primary cleaning hose sweeps the side and bottom surfaces of the pool, and a secondary cleaning hose follows up after the primary cleaning hose. The adjustable nozzle is used to direct a jet of water towards the surface of the water contained by the pool to create surface currents which urge floating debris towards the swimming pool's skimmers. The pressure relief valve controls the strength and vigor of the cleaning action of the apparatus.
申请公布号 US4393526(A) 申请公布日期 1983.07.19
申请号 US19810323928 申请日期 1981.11.23
申请人 MILLER, PAUL B.;MILLER, TONY C. R. 发明人 MILLER, PAUL B.;MILLER, TONY C. R.
分类号 E04H4/16;(IPC1-7):B08B9/08;E04H3/16 主分类号 E04H4/16
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