| 摘要 |
<p>A device for producing energy, using a reservoir ( 1 ) filled with liquid or submerged in liquid and at least two moving pistons ( 3, 3' ) which are tightly installed in guides ( 4 ) in wall of the reservoir. There are at least two pairs of pistons and in the immediate vicinity of each piston ( 3 ) there is a weight ( 5 ) that can be moved essentially in the radial direction of the reservoir ( 1 ).</p> |
