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4618091 Apparatus for controlling the passage of a liquid  
An apparatus for controlling or regulating the through-flow or passage of at least one liquid, particularly for temperature regulation or control, contains at least one valve with an electrical...
4602173 Magnetic propulsion device  
A generator that utilizes the magnetic flux lines of the earth and includes a base, a frame that is attached to the base, a shaft that has a free end and is rotatably mounted in the frame,...
4520305 Thermoelectric generating system  
A thermoelectric electricity generating system for connection with a heat source and a heat acceptor respectively by first and second elongate plates of substantially constant cross section and...
4506183 High thermal power density heat transfer apparatus providing electrical isolation at high temperature using heat pipes  
This invention is directed to transferring heat from an extremely high temperature source to an electrically isolated lower temperature receiver. The invention is particularly concerned with...
4468568 Generating power from the ocean utilizing the thermal properties of magnetic material  
A power generation system is taught utilizing a ferromagnetic material contained in a tape and rotatably disposed in a triangular configuration around a series of pulleys. The entire system is...
4453405 Pyroelectric vorticimeter  
Disclosed is a pyroelectric shear meter which can be utilized as a pyroelectric vorticimeter in which a pyroelectric substrate has a heater element located thereon and two conductor elements...
4447736 Non self-starting thermal magnetic energy recycling ferrite ring engine  
A fast rotating ferrite ring engine that is started by an external starting motor generates a medium mechanical power continuously. The rotating ferrite ring engine body is composed of thin...
4443650 Thermoelectric converter element  
The disclosed thermoelectric converter element includes at least one member made of thermoelectric substance whose crystal structure is so controlled that its crystallographic axis is directed to a...
4441067 Thermal dielectric electric power generator  
A convection column is used to produce a draft to draw alternately hot and then cool air over temperature variable capacitors on which a charge is placed, the capacitors being grouped in sets, and...
4435663 Thermochemical magnetic generator  
A thermochemical magnetic generator system utilizes a gas, preferably hydrogen, and a material, such as LaCo 5 , which varies in magnetization upon addition of the gas to the material to generate...
4425540 Apparatus and method for pyroelectric power conversion  
Apparatus and method for converting heat to electrical energy by the use of one or more capacitors having temperature dependent capacitance. The capacitor is cycled between relatively high and...
4373142 Thermionic energy converters  
This invention is concerned with improving the efficiency of thermionic energy converters. The invention is particularly directed to the reduction of plasma losses in these converters. This...
4368415 Converting solar power to electric power  
Solar energy is collected by collector means supported in space by geostationary satellite and directed to an air buoyant intermediate platform at a position within the upper atmosphere. The laser...
4368416 Thermionic-thermoelectric generator system and apparatus  
Apparatus is disclosed including a compact thermionic generator formed with an outer cathode cylinder and an axially concentric inner anode cylinder. The cylinders are sealed and evacuated and...
4367408 Pyroelectric type infrared radiation detecting device  
A pyroelectric pellet made of a Z cut plane of lithium tantalate, for example, is fixed onto an electrically conductive supporting base made of copper, for example, by means of an adhesive agent...
4363989 Pseudo electrode assembly  
A device for generating an electric current having a discharge chamber capable of containing an ionizable medium which provides free charges in said chamber, a means for ionizing the medium and...
4353003 Solar electric generator  
A solar electric generator is provided wherein a plurality of propellers are mounted transversely to a shaft journaled on bearings in a housing. Each propeller includes a plurality of equiangularly...
4350915 Radiant energy converter  
Disclosed is a radiant energy converter which directs concentrated radiant energy in a first direction through or to a plane of limited area. An energy absorbing fluid is passed through the plane...
4348624 Thermal servo system for mechanical positioning  
A thermally controlled servo system in which a member supporting the drive for a device to be accurately positioned is moved relative to a stationary support member in response to changes in...
4346330 Laser generated high electron density source  
Apparatus is disclosed for generating high density pulses of electrons thermionically. The apparatus includes a metallic target maintained within a low pressure cesium vapor atmosphere. A laser...
4338560 Albedd radiation power converter  
A heat-to-electricity converter, particularly adaptable for use by high-atude platforms such as aerostats and space stations, for changing heat energy of radiation from the earth to electric power...
4332157 Pyroelectric anemometer  
Disclosed is a pyroelectric anemometer capable of providing an accurate indication of fluid flow rate. A pyroelectric substrate has a heater element located essentially transverse to the fluid flow...
4328417 Solar tracking mechanism  
A mechanism for tracking the sun and positioning a solar energy collector, photovoltaic cells being utilized to energize pairs of electric coils rotatably mounted within magnetic rings. When the...
4323808 Laser excited thermionic electric converter  
A laser excited thermionic electric converter is disclosed wherein an externally located heat source causes electrons to be boiled off an electron emissive surface interiorly positioned on one end...
4313346 Accelerometers  
An accelerometer includes a thermocouple circuit which comprises a movable member and a second member which abuts the movable member, wherein the abutting parts of the members include a cutting...
4303845 Thermionic electric converter  
A thermionic electric converter is disclosed wherein an externally located heat source causes electrons to be boiled off an electron emissive surface interiorly positioned on one end wall of an...
4302710 Sun tracking controller  
An apparatus which controls the electric tracking motors of solar energy collectors and other solar devices which are adapted to be aimed at the sun.
4298768 Cesium vapor thermionic current generator  
An electron current generator is disclosed which includes a non-electrical heat source, a heat pipe having its first end in thermal relationship with the heat source, and a second end projecting...
4292579 Thermoelectric generator  
Apparatus and method for a thermoelectric generator which converts heat directly from a heat source into electrical energy. This is done by applying an external electromotive force (emf) across a...
4281280 Thermal electric converter  
Method and apparatus are provided for converting heat to electricity wherein a non-porous dielectric barrier layer is placed on a conducting member, a cathode is placed on the barrier layer, a...
4280074 Collector for thermionic energy converter  
An improved collector is provided for a thermionic energy converter. The collector comprises a p-type layer of a semiconductor material formed on an n-type layer of a semiconductor material. The...
4257823 Direct conversion solar electric generator  
A solar electric generator comprises a concentrator of the sun radiation consisting of a system of lenses which focalize the sun radiation into a vessel of which the bottom--that is the wall...
4249121 Thermoelectric arrangement  
A thermoelectric arrangement comprises a thermoelement built up of element limbs of strips, discs or rings formed from plates foils or layers, means for moving the strips discs or rings relative to...
4230963 Hydro-thermic energy converter  
A hydro-thermic energy converter capable to convert thermal energy contained in hot water in mechanical energy by utilizing the low Curie-temperature property of ferromagnetic alloys in a...
4220906 Dielectric thermal power converter  
A method and apparatus is disclosed for use in converting heat to electrical energy and comprises a plurality of capacitors which have a temperature dependent capacitance. Heat is used to decrease...
4199713 Installation for supplying the electric power supply of motor vehicles  
An installation for feeding the electrical power supply system of motor vehicles which contains a generator, a battery as accumulator, and several loads; a thermionic converter operable by means of...
4191901 Method and system for converting solar energy into electricity  
There is provided a method and a system for converting solar energy into electricity by means of a magnetohydrodynamic (MHD) generator. The method comprises providing an organic liquid reservoir...
4188571 Radiant energy to electrical power conversion system  
A radiant energy to electrical power thermionic conversion system using a transducer structure with very closely spaced cathode and anode elements in a vacuum to minimize space charge buildup and...
4187506 Microwave power transmission beam safety system  
A system in which the characteristics of a microwave power transmission beam are controlled in accordance with power distribution profiles altered due to the detected presence or entrance of an...
4168577 Device for stepwise displacement of a work-piece  
The present invention refers to a device for stepwise displacement of a work-piece or a similar body, the device comprising a rod made from a reversibly expanding or compressing material coupled to...
4160924 Cryogenic temperature operated magnetic reciprocating motor system  
A permanent magnet armature is reciprocated between electromagnetic coil assemblies in a motor chamber that is evacuated and maintained at a cryogenic temperature by circulation of a cryogenic...
4152537 Electricity generator  
An electricity generator which produces electrical energy from the random Brownian movement of molecules in a gas, and the uneven distribution of thermal energy in the different molecules of the...
4151438 Distributed electrical leads for thermionic converter  
In a thermionic converter, means are provided for coupling an electrical lead to at least one of the electrodes thereof. The means include a bus bar and a plurality of distributed leads coupled to...
4147564 Method of controlled surface texturization of crystalline semiconductor material  
A method of forming a microscopically texturized surface on a crystalline semiconductor material is disclosed which method includes the use of a radioactive source for uniformly irradiating the...
4064409 Ferrofluidic electrical generator  
This disclosure is related to electrical generators which utilize heating and cooling of separate points in a closed circuit ferrofluid system to generate electrical power directly from heat...
4047093 Direct thermal-electric conversion for geothermal energy recovery  
Direct conversion systems for in situ conversion of geothermal energy into electricity are described in which thermoelectric generators and/or thermionic convertors directly convert the earth's...
4040903 Thermionic energy converters  
A thermionic device for converting nuclear energy into electrical energy comprising a tubular anode spaced from and surrounding a cylindrical cathode, the cathode having an outer emitting surface...
4039352 High efficiency thermoelectric generator for the direct conversion of heat into electrical energy  
The present invention concerns a new thermoelectric generator, the operation of which is due to a new effect that takes place in a closed chain uniformly heated at an optimum temperature, the chain...
4020368 Electric power generator  
An electric power generator of the type employing a nuclear heat source or the like and a thermoelectric converter is described wherein a transparent thermal insulating medium is provided inside an...
4014713 Thermoelectric generator  
A thermoelectric generator comprising a thermoelectric module, means for burning fuel and supplying heat to the module, a cooling system including a hollow radiator filled with cooling liquid and a...