| 摘要 |
<p>The machine comprises a flat main metal structure 4, normally vertical and substantially triangular, and a secondary metal structure 10 rigidly connected to the main structure. It is powered by a motor 20 and propeller 24 secured to the main structure, and a substantially flat wing element 32 is connected by a spherical hinge 36 to the main structure and is actuated by an operator on the machine for steering the machine. The spraying apparatus comprises articulated tubular elements 46, 58 one being hinged to the main structure and each mounting spray nozzles. Element 46 is moved between operative and inoperative positions by a hydraulic jack and its movement is transmitted to element 58 by a cable and pulley arrangement. <IMAGE></p> |
