发明名称 CORNER WATERING IRRIGATION SYSTEM AND APPARATUS
摘要 <p>IRRIGATION SYSTEM AND APPARATUS This is concerned with an irrigation system or mechanism which is constructed and arranged and intended to water non-circular fields which may be considered polygonal sided intersecting at the corners. The system and method includes the use or combination of two types of irrigation systems, the first a so-called lateral move or free-standing span system and the second, either a so-called center pivot irrigation unit or a lateral move unit. The free-standing span moves along the outside of the field following the edge or border or fence with turns at intersections and the main irrigation unit moves inside of it and is coordinated and connected to it so that at times they overlap and at times they are distended with water, preferably, being supplied to the free-standing span by the main irrigation unit.</p>
申请公布号 CA1251941(A) 申请公布日期 1989.04.04
申请号 CA19860510197 申请日期 1986.05.28
申请人 LINDSAY MANUFACTURING CO. 发明人 MEIS, CHARLES H.;SIEKMEIER, DAVID A.
分类号 A01G25/09;(IPC1-7):E02B13/00 主分类号 A01G25/09
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