| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a spray boom extension apparatus for facilitating operation of varying the number of spray nozzles of right and left spray booms. <P>SOLUTION: The spray boom extension apparatus of a spraying vehicle is configured to include right and left fixed spray booms holding right and left spray booms positioned at right and left sides of a center spray boom and fixed to right and left spray frames having definite lengths, and right and left movable spray booms attached in a manner freely extensible and contractible in longitudinal direction. Spray nozzles are attached to the right and left fixed spray booms and the right and left movable spray booms interposing definite spaces between the nozzles. The vehicle is provided with a spray operation panel having right and left spraying nozzle setting means to increase or decrease the number of spray nozzles of spraying state on the right and left movable spray booms protruded right and left beyond the right and left-end spray nozzles of the right and left fixed spray booms. <P>COPYRIGHT: (C)2012,JPO&INPIT |
