| 摘要 |
PROBLEM TO BE SOLVED: To provide a device for generating power by gravity suitable for nowadays in which society and economy consuming massive fossil fuel is supposed to be in critical conditions due to environmental destruction and the starvation of resources and an eco-friendly device using natural energy is demanded. SOLUTION: This device generates power by using buoyancy and a principle of a lever. The device is an eco-friendly device using natural energy. COPYRIGHT: (C)2009,JPO&INPIT
|
