Tunnel spray for watering plants in rows, especially young vines, comprises portal frame connecting vertical spray frames, outer frames being supported on single wheels and central sprays on bogie

摘要

The tunnel spray for watering plants in rows, especially young vines, comprises a portal frame (18) connecting vertical spray frames (20). The outer frames are supported on single wheels (21) and the central sprays on a bogie (13, 14). The force on these can be regulated using a spring or hydraulic cylinder.