| 摘要 |
PROBLEM TO BE SOLVED: To prevent the clogging trouble of fertilizer or fertilizer dust liable to cause the moisture-absorption and adhesion and to protect an electric fan motor during transportation, reduce the vibration of the motor, etc. SOLUTION: An end of a stay 130 is connected to a supporting shaft 132 of the front side of an air tank 42 and the other end of the stay is extended and fixed in front of a fan case 126. An electric fan motor 129 to drive a blower fan 125 in the fan case 126 is placed in front of the fan case 126, a suction case 126a is extended downward at the back of the fan case 126, a cover 134 to close the upper part of a suction port 127 at the lower end of the suction case 126a is attached to the fan case 126, the fan case 126 is housed in front of the air tank 42 and the suction case 126a is positioned outside of the fan case 126.
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