The spreading boom enclosing device null discharge nozzle

摘要

PROBLEM TO BE SOLVED: To solve the problem that operation of a boom detecting switch provided at a receiving part becomes unstable or is damaged due to extension position and extension operation of a slide boom when a side boom is stored in and supported by a boom receiving part of the side part of a vehicle body in the case wherein the slide boom is provided at the side boom of a spray work vehicle (a boom sprayer).;SOLUTION: In this device, the boom detecting switch 23 or this operating piece 24 is arranged within the left and right width of the boom receiving part 22 in the inside of the vehicle body. Then, the switch 23 is pressed at the lower face of a fixed boom 12b of the side boom 12 and the slide boom 12c is slid at the side of the switch 23. The slide boom 12c is lifted and supported from the boom receiving part 22.;COPYRIGHT: (C)2005,JPO&NCIPI