| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a spraying working machine easily responsive even when the object of spraying changes. Ž<P>SOLUTION: The control working machine is obtained as follows. A base part of a lifting and lowering link mechanism (10) installed extendedly toward the front of a machine body (1) is pivoted on a machine body (1) which is loaded with a chemical liquid tank (50) at the rear, and a boom supporting frame (12) is installed in front of the lifting and lowering link mechanism (10). A first control boom (X) comprising a center boom (22) having spraying nozzles (26) for downwardly jetting a chemical liquid, respectively, and right and left side booms (23) is provided in the boom supporting frame (12), and a second control boom (Y) having each elevation angle nozzle (76a) for jetting in the lateral side of the machine body (1) and in the direction of a prescribed elevation angle, and horizontal nozzles (76b and 76b) for jetting in the nearly horizontal direction is installed in the boom supporting frame (12). Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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