Track closing attachment for a mobile ground irrigation tower
    1.
    发明授权
    Track closing attachment for a mobile ground irrigation tower 失效
    跟踪移动地面灌溉塔的关闭附件

    公开(公告)号:US4209068A

    公开(公告)日:1980-06-24

    申请号:US894021

    申请日:1978-04-06

    IPC分类号: A01B37/00 A01G25/09

    CPC分类号: A01G25/09 A01B37/00

    摘要: An attachment for a mobile ground irrigation tower including a pivotal arm which supports a pair of spaced downwardly biased disks that serve to close the track formed by the tower wheel in the ground. The horizontal spacing of the disks may be varied to accommodate tracks of different widths.

    摘要翻译: 一种用于移动地面灌溉塔的附件,其包括枢转臂,所述枢转臂支撑一对间隔开的向下偏压的盘,其用于关闭由地面上的塔轮形成的轨道。 可以改变盘的水平间距以适应不同宽度的轨道。