Matches 201 - 250 out of 394 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5393351 Multilayer film multijunction thermal converters  
Multijunction thermal converters are formed in an integral multifilm membrane form over a through opening in a nonmagnetic, dielectric substrate. Through the use of conventional photolithographic...
5288336 Thermoelectric energy conversion  
A thermopile 30 comprises a stacked assembly of bimetallic layers in which there is full conductor interface contact over the distance separating hot and cold surfaces 31, 32. The assembly may...
5286304 Thermoelectric device and method of manufacturing  
A method of manufacturing a thermoelectric device including the steps of printing a patterned mask on both sides of a strip of copper foil, shielding one side and plating a pattern of nickel on the...
5246505 System and method to improve the power output and longetivity of a radioisotope thermoelectric generator  
By using the helium generated by the alpha emissions of a thermoelectric generator during space travel for cooling, the thermal degradation of the thermoelectric generator can be slowed. Slowing...
5228923 Cylindrical thermoelectric cells  
A thermoelectric device has a cylindrical structure with a hollow central annulus member in which a fluid is pumped so that the heated fluid is pumped from the center of the structure and...
5089054 Flat plate alkali metal thermoelectric converter module  
A flat plate alkali metal thermoelectric converter module having a plurality of generally flat plate cells grouped in stacks that are electrically connected in series within the stack, the cells...
5066337 Thermal power transfer system using applied potential difference to sustain operating pressure difference  
A thermal power transfer system using a phase change liquid gas fluid in a closed loop configuration has a heat exchanger member connected to a gas conduit for inputting thermal energy into the...
5039351 High performance thin film alkali metal thermoelectric device  
An alkali metal thermoelectric conversion device formed from a porous tube or plate coated with a thin film of beta-alumina, the porous tube or plate is sintered metal or metal alloy having a...
5009717 Thermoelectric element and method of manufacturing same  
A thermoelectric element comprises a first layer of a p-type iron silicide, and a second layer of an n-type iron silicide. The first and second layers are joined together to form a pn junction...
4969956 Transparent thin film thermocouple  
A transparent thin film thermocouple and a method of manufacturing comprig a positive element of indium tin oxide (ITO) and a negative element of indium oxide (In 2 O 3 ) formed on a surface by...
4940976 Automated remote water meter readout system  
An automated multi-purpose utility water meter readout system. The disclosed system obtains water usage information from an existing water meter without any modifications or attachments to the...
4802929 Compliant thermoelectric converter  
The present invention provides a thermoelectric converter including a series of thermoelectric cells bonded to a hot surface and to a waste heat conductor. The heat conductor is in turn bonded to...
4767467 Apparatus and method for use in thermoelectric power generation  
An apparatus and method for generating thermoelectric power utilizes a hollow shell member having a cavity defined therein and a cartridge member disposed within the cavity, wherein the cartridge...
4734139 Thermoelectric generator  
A thermoelectric generator module which is formed with a hot side heat exchanger having extruded fins on one surface and in contact with a series of individual thermoelectric semiconductor modules...
4700099 Stored energy thermionics modular power system  
An integrated high power modular thermionic power system is described which comprises a heat source including a generally cylindrically shaped chemical reaction chamber enclosing a first chemical...
4681981 Thermovoltaic cells  
An electricity-producing cell utilizing a foamed multiple thermocouple made of a conductive open-cellular foam matrix, a portion of which forms a first pole with a plurality of discrete conductors...
4676996 Method of producing a foamed multiple thermocouple  
A method of producing a multiple thermocouple having a conductive open-cellular foam matrix, a portion of which forms a first pole with a plurality of discrete conductors of a different material...
4634803 Method of obtaining optimum performance from a thermoelectric heating/cooling device  
A method of selecting optimum values for the factors H and μ in a thermoelectric heating/cooling device. A system model is formulated by relating the heat transfer characteristics of the heat...
4633029 Apparatus and method for use in thermoelectric power generation  
An apparatus and method for generating thermoelectric power utilizes a hollow shell member having a cavity defined therein and a cartridge member disposed within the cavity, wherein the cartridge...
4626612 Foamed multiple thermocouple  
A multiple thermocouple comprising a conductive open-cellular foam matrix, a portion of which forms a first pole with a plurality of discrete conductors of a different material from the foam matrix...
4611089 Thermoelectric converter  
A thermoelectric converter includes a heat source having a mating face and a heat sink also having a mating face. The converter also includes a thermoelectric conversion module positioned between...
4513167 Arrays of polarized energy-generating elements  
Two-dimensional arrays of polarized energy-generating or energy-storing elements (20A, 20B, . . . , 20D; 21A, . . . , 21D; 22A, . . . , 22D; 23A, . . . , 23D; 24A, . . . , 24D; 25A, . . . , 25D),...
4497973 Thermoelectric device exhibiting decreased stress  
A thermoelectric device exhibiting both structural integrity and decreased stress across the device notwithstanding the application of thermally cycled temperature differentials thereacross...
4492809 Thermoelectrical arrangement  
A thermoelectrical arrangement comprises a thermocouple element, each limb of which has a heat flow at one point such that a large temperature gradient is present and, as a result, the specific...
4491679 Thermoelectric materials and devices made therewith  
The disclosed invention includes improved devices and materials for thermoelectric conversion, particularly for operation at temperatures of 300° C. and below. Disordered p-type semiconductor...
4489742 Thermoelectric device and method of making and using same  
An invention is disclosed which provides improved thermoelectric devices and methods of making and using the same. The device exhibits enhanced efficiency and operating life through the use of a...
4463214 Thermoelectric generator apparatus and operation method  
A method of operating a thermoelectric generator includes: cyclically producing increasing then decreasing temperature differences in the thermoelectric material of the generator; and generating a...
4459428 Thermoelectric device and method of making same  
A thermoelectric device includes first and second sets of spaced apart copper plate segments. Thermoelectric elements which generate electricity are disposed between the sets of copper plate...
4448028 Thermoelectric systems incorporating rectangular heat pipes  
The present invention provides a low cost, compact, efficient thermoelectric system which has no moving parts for converting waste heat into electrical energy. The system includes a plurality of...
4413668 Thermal signature supression  
Thermal suppressors and techniques for the use thereof are utilized to reduce the thermal signature of an object having a temperature greater than its environment. Multi-layers of low emissivity...
4385657 Process for and apparatus for recovering energy  
A process for recovering energy from substances having a high temperature, in particular for recovering energy from molten slag material obtained in metallurgical processes, the heat being emitted...
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...
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...
4302642 Vacuum switch assembly  
A vacuum switch assembly which is connectable as a shunting switch across the electrodes of an electrochemical cell, in which a plurality of electrical parallel current paths are provided through a...
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...
4284838 Thermoelectric converter and method  
The invention comprises the conversion of thermal power into electrical energy. Two dissimilar metals, such as aluminum and brass, are separated by a heat conductive and electrical conductive...
4268710 Hot-junction electrode members for copper/silver chalocogenides  
Tungsten, molybdenum, and alloys thereof are useful as electrode members for thermoelectric legs made from chalcogenides of copper and/or silver.
4218266 Liquid hydrocarbon-fueled thermo-electric generator with counter-flow type regenerative heat exchanger  
An air-to-air heat exchanger, comprising an array of stainless steel tubi arranged in a three-fold pass, is connected to the outlet of the combustion chamber of a liquid hydrocarbon-fueled,...
4125122 Direct energy conversion device  
A method and apparatus are described for directly converting heat to electricity within an array of thermoelements and heat pipes. The thermoelectric generator contains two conduits for two fluid...
4095998 Thermoelectric voltage generator  
A thermoelectric voltage generator utilizing heat from a vehicle exhaust to rovide a differential temperature through a plurality of thermoelectric elements comprised of serially connected...
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...
4032363 Low power high voltage thermopile  
An electrical power generating array of a semiconductor, laminar structured thermopile for producing low values of electrical power at high values of direct output voltage and a method for its...
4029520 Thermoelectric generators that incorporate self-segmenting thermoelectric legs  
The contact members used with thermoelectric legs formed from self-segmenting thermoelectric compositions (compositions in which a constituent migrates under the influence of combined thermal and...
4011104 Thermoelectric system  
A system wherein a plurality of thermoelectric modules are thermally connected by heat pipes forming a cascaded structure that is capable of operating effectively and reliably with large...
4001046 Thermoelement on semiconductor base  
A thermoelement arrangement on a semiconductor base. Individual such arrangements may be on the order of a few microns in size.
3989546 Thermoelectric generator with hinged assembly for fins  
A cylindrical casing has a central shielded capsule of radioisotope fuel. A plurality of thermonuclear modules are axially arranged with their hot junctions resiliently pressed toward the shield...
3989547 Thermoelectric generator having a resiliently mounted removable thermoelectric module  
An electrical generator having an Isotopic Heat Capsule including radioactive fuel rod 21 as a primary heat source and Thermoelectric Modules 41 and 43 as converters. The Biological Shield for the...
3957541 Implantable thermoelectric generator having thermopile compression wires  
Thermopile mounting comprising elongated thermoelectric elements with insulation therebetween arrayed into a thermopile block, electrical interconnections for said elements, a hot plate and a cold...
3946674 Carrying part forming a projectile  
A projectile comprises an elongated casing containing a payload, a proximity fuze, a transmitter unit operative to transmit a beam of radiation toward a target, and a receiver unit responsive to...
3946675 Power-generating device for a projectile, shell, etc.  
A projectile of the type containing a payload and a heat source spaced from said payload and activated while the projectile is in flight, is provided with a power-generating device comprising a...
Matches 201 - 250 out of 394 < 1 2 3 4 5 6 7 8 >