To prevent a deposition of kerosene on a hand in supplying kerosene.

A sucking hole 4 is drilled on a bottom surface of an oil layer body 1 and an inner layer A2, and an air inlet 5 is drilled on a side surface of the inner layer A2, and a packing 6 is stuck on an upper surface of the inner layer A2. A nozzle pushing pin 7 is stood on a center of an inner layer B. An overflow pipe 8 penetrating the bottom surface of the oil layer body 1 and a cap 9 is attached. A sucking pipe 10 is united to a lower part of the oil layer body 1, and the cap 9 is attached thereto. A motor 11 with a pump is installed within a lower part of the sucking pipe 10. A control portion 12 and a battery 13 are provided on the outer side surface of the oil layer body 1, and a sensor 14 is provided on the inner side surface. The motor 11 with a pump and the sensor 14 are electrically united in the control portion 12.