"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7192146 | Solar concentrator array with grouped adjustable elements A ground-based tracking heliostat array comprises a first plurality of elongate row mounts. The elongate row mounts are positioned at least partially between, and are supported by, a first side bracket and a second side bracket. The row mounts are rotatable in a fir... | 03/20/2007 |
| 6899096 | Autonomous heliostat An autonomous heliostat (1) having an independent autonomous control function and eliminating the need for a complicated control by a computer or the like is provided. The heliostat includes a target sensor (19) for controlling reflected light (R) from... | 05/31/2005 |
| 4986255 | Apparatus pursuing the sun Apparatus for pursuing the sun to secure a constant sunlight energy source comprising a rotary shaft equipped with a light receiver; a thermo-deforming plate to force an area in proximity to its light collecting portion with a raised temperature to become... | 01/22/1991 |
| 4619244 | Solar heater with cavity and phase-change material A heating chamber is mounted on a first axis of rotation, and revolves through an angle Ω at a constant angular velocity. The first axis of rotation is adjustable through an angle θ to the horizontal according to the geographic latitude, and through an ... | 10/28/1986 |
| 4284063 | Solar power generating system A volatile liquid is circulated through a normally closed circuit, including expansion tubes within an expansion chamber where the sun's rays are focused on the tubes to heat the liquid, transforming it to an expanding gas to drive a fluid-operated motor,... | 08/18/1981 |
| 4159710 | Solar collector comprising solar tracking means A solar collector includes a plurality of elongate parallel reflectors mounted for rotation about their respective longitudinal axes, together with mechanism coupled to the reflectors for simultaneously rotating the same. An elongate absorber is arranged ... | 07/03/1979 |