| 摘要 |
PROBLEM TO BE SOLVED: To solve problems wherein natural energy is not stably supplied because kind of natural energy conversion devices is very small, although many people demand natural energy from their basic wish for protecting their health because acid rain containing carbon dioxide destroys forests, causing global warming phenomenon and affecting weather conditions, and the number of people who cannot protect their health completely is increasing to provide an energy conversion device having not limits such as mechanism, structure, configuration, raw material, performance, shape, color or the like at all in all the piston water turbines utilizing vertical movement of sea surface by rain water dropping on a roof and a river stream. SOLUTION: This energy conversion method and its device are provided to make a rotary shaft and a crank shaft perform rotary movement by utilizing movement of a float floating in the vertical movement of a liquid surface. COPYRIGHT: (C)2005,JPO&NCIPI
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