| 摘要 |
PROBLEM TO BE SOLVED: To provide electric power by making use of the principle of weights and pulleys. SOLUTION: A various sizes of pulleys (large, medium, small) are fixed to a shaft. The rotational motion of the shaft is eternally continued by the gravity of weights, and electric power is generated by a generator. Electric power is produced at a place where the electric power is used. COPYRIGHT: (C)2011,JPO&INPIT
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