Fluid sprinkling – spraying – and diffusing – Conduit or nozzle attached irrigation-type decelerator
Patent
1973-06-07
1976-05-25
Queisser, Richard C.
Fluid sprinkling, spraying, and diffusing
Conduit or nozzle attached irrigation-type decelerator
61 12, 138 42, 239488, 285 13, B05B 116, B05B 1500, F16L 5500
Patent
active
039587614
ABSTRACT:
A water discharge device for use with irrigation systems, comprising a tubular element formed with female threads at the inside surface thereof and a screw element formed with male threads at the outside surface threof, the height of said female threads being different from that of said male threads, whereby a helical passage is formed along the female and male threads, through which water is moderately discharged under reduction of pressure.
REFERENCES:
patent: 2610089 (1952-09-01), Unger
patent: 2674785 (1954-04-01), Crawley
patent: 2752201 (1956-06-01), Blass
patent: 3359013 (1967-12-01), Knox et al.
patent: 3586239 (1971-06-01), Blass
patent: 3604728 (1972-09-01), Symcha
patent: 3642394 (1972-02-01), Geil
patent: 3746263 (1973-07-01), Reeder et al.
Hitachi Chemical Company Ltd.
Queisser Richard C.
Yasich Daniel M.
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