PURPOSE: To utilize hot water in a tank for a solar car or electric power by concentrating solar heat at one point by a lens and warming water by the heat. ;CONSTITUTION: The solar heat is adjusted and concentrated at one point by two lenses 1 and 2 and the water in the tank is warmed to be equal to or above 100° to 150°. On a rainy day, the water in the tank is warmed by the use of an oil kerosene, gas or wood in a stove 7. The heat of the sun or the like is set to the motive power source for the solar car or the electric power.;COPYRIGHT: (C)1998,JPO
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