| 摘要 |
PROBLEM TO BE SOLVED: To provide a further useful and practical insecticide transpirator enabling clearly setting the yardstick of its service period even if loaded with no complicated remaining voltage display function while following a system of using no dry cell to the utmost. SOLUTION: The insecticide transpirator functions to transpire an insecticide from an insecticide-impregnated mass installed therein with the help of the wind power of a fan. This transpirator includes a storage battery as the electric source for operating a motor for driving the fan, the fully charged condition of the storage battery is set at the beginning of its use, and the period from the above point to the rotation halt of the motor is made to correspond to the period of using the insecticide-impregnated mass. COPYRIGHT: (C)2005,JPO&NCIPI
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