| 摘要 |
PROBLEM TO BE SOLVED: To solve problem that a chemical tank used for a spraying work is generally formed of a resin, and easily degraded if exposed to the sunshine for a long time, and dust and refuse are excessively deposited in the tank, and a pump or a nozzle is clogged to cause troubles because a lid of the tank is left open for a long time and the tank is filled with water through a hose or the like when water is filled in the chemical tank. SOLUTION: A roof part 3a of a sun visor 3 is turnably provided to a support arm 3b, and an operation unit 3c to adjust the angle of erection of the support arm 3b is provided on an upper part of the chemical tank 2. When the support arm 3b is erected, the roof part 3a covers an upper part of a driver's seat 1. When the support arm 3b is collapsed, the roof part 3a covers an upper part of the chemical tank 2. COPYRIGHT: (C)2003,JPO
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