| Patent Number |
Title Of Patent |
Date Issued |
| 6817180 |
Gravity as a source of renewable energy |
November 16, 2004 |
| The invention discloses a portable hydroelectric apparatus which converts the kinetic energy of water caused by gravity into electrical energy. This conversion is accomplished without the presence of a river or stream. A new type of buoyancy motor is disclosed which is formed as a U-tube |
| 6781253 |
Converting ocean energy into electrical energy using bourdon tubes and cartesian divers |
August 24, 2004 |
| A system for converting the kinetic energy of the ocean into electrical energy. There is presented a water-filled pipe extending from the shore into the ocean. The sunken end opens into a water-filled piston sleeve standing upright on the ocean floor. The sleeve contains a buoyant piston |
| 5518554 |
Cascade process heat conversion system |
May 21, 1996 |
| This invention discloses a solar energy system wherein some of the waste heat of a thermophotovoltaic system is made to operate a thermionic power generator. The waste heat of the thermionic power generator is then made to operate an alkali-metal thermal electric converter, and the waste |
| 5491366 |
Leak prevention in underwater power generation |
February 13, 1996 |
| A system for generating electric power using internal waves and currents of oceans and rivers against a bag structure mounted moveably on a tower fixed to the ocean or river bottom. The bag structure is filled with compressed water and surrounds the support tower. Arranged around a c |
| 5324988 |
System for undersea wave generation of electric power |
June 28, 1994 |
| A system for generating electric power using undersea waves against a bag structure, mounted movably on a tower. The bag structure is made of large nylon bag, filled with compressed sea water and extending for 50 meters or more down, surrounding the support tower. Arranged around a centr |
| 5236378 |
Storage of photovoltaic arrays on a ship |
August 17, 1993 |
| A system for storing and installing horizontally-placed photovoltaic arrays on a ship. The prior art is improved by holding the arrays steady in a four-sided frame. The arrays are placed parallel to the keel, strung between two succeeding yards and rolled up by rotating guides placed nea |
| 5131341 |
Solar powered electric ship system |
July 21, 1992 |
| A system for producing and distributing electric power on a sailing ship, using arrays of photovoltaic cells covering the ships sails and rigging to generate electric power during daylight for the purpose of driving a ships screw. The solar array electric power output is processed by a v |
| 5047654 |
Solar powered electricity mine system |
September 10, 1991 |
| A system for the collection and conversion of solar radiated power into electrical energy. The system improves present solar power conversion systems by locating key elements deep underground, thereby greatly decreasing thermal losses and increasing system efficiency to an estimated |
