| 20100276941 | SYSTEM AND METHOD FOR UMBRELLA POWER GENERATION - In accordance with an embodiment of the invention, there is provided a system for power generation from a fluid, such as air or water. The system comprises a rail tether, and a working umbrella movably mounted to the rail tether such that the working umbrella is powered by the fluid in a first direction along the rail tether during a working stroke of the working umbrella. A working tether couples the working umbrella to a generator during at least the working stroke of the working umbrella, and a motor is coupled to the working umbrella during at least a recovery stroke of the working umbrella, the recovery stroke being in an opposite direction to the first direction along the rail tether. | 11-04-2010 |