Patent ID: 6186423
Filing Date: 2001-02-13
Classification: A01G

Abstract:
An irrigation system for a field area, comprising:a source of water under pressure;a primary water line extending from said source of water to the vicinity of the field area to be irrigated;at least one header water line in fluid communication with said primary water line and extending therefrom;a pulse valve imposed in said header water line;a plurality of distribution water lines in fluid communication with said header water line and extending therefrom downstream of said pulse valve;a plurality of spaced-apart, in-line emitter valves imposed in said distribution water lines and having a water discharge orifice for discharging irrigation water to the area immediately adjacent thereto;said primary water line, header water line and said distribution water lines being buried below the surface of the field;said irrigation system comprising a center pivot irrigation machine which irrigates a generally circular portion of a square field;and a primary water line being extended to each unirrigated corner of the field;said distribution lines being buried beneath the surface of the corners of the field.