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| Number | Title | Issue Date |
| 7293411 | Energy scavengers which adjust their frequency by altering liquid distributions on a beam A selectively configurable beam and systems utilizing such are disclosed. The distribution of mass of the beam can be selectively adjusted or altered by adjusting one or more characteristics of the beam. Specific strategies utilizing continuous electro-wetting, and ... | 11/13/2007 |
| 7080512 | Heat regenerative engine A heat regenerative engine uses water as both the working fluid and the lubricant. In operation, water is pumped from a collection pan and through a coil around a cylinder exhaust port, causing the water to be preheated by steam exhausted from the cylinder. The preh... | 07/25/2006 |
| 7001681 | Water vapor transport power generator An improved system for generating electrical power using a fuel cell. More particularly, a system for generating hydrogen gas by reacting water vapor with a substantially non-fluid substance and transporting the generated hydrogen gas to the fuel cell which generate... | 02/21/2006 |
| 7000389 | Engine for converting thermal energy to stored energy The engine for converting thermal energy to stored fluid energy includes expansion cylinders (61a–f) with expansion chambers (62a–f) and flexible membranes (63a–f). Heating and cooling of working fluid inside the cylin... | 02/21/2006 |
| 6978611 | MEMS closed chamber heat engine and electric generator A heat engine, preferably combined with an electric generator, and advantageously implemented using micro-electromechanical system (MEMS) technologies as an array of one or more individual heat engine/generators. The heat engine is based on a closed chamber containi... | 12/27/2005 |
| 6899135 | Multiway valve A housing of a multiway valve contains several inlets and outlets and a chamber containing several valve seats, each of which is allocated to one of the outlets. A closing device can be displaced between the valve seats. A cylinder contains a cylinder chamber having... | 05/31/2005 |
| 6758040 | High heat producing power system A high heat producing system which encapsulates a deflected rotating laser beam in a chamber and propagates it through a gaseous medium within the chamber. The heat energy of the deflected rotating laser beam agitates the molecules of the gaseous medium such that th... | 07/06/2004 |
| 6755020 | Shockproof mechanism, in particular for use in space sector The invention concerns a device forming a mechanism, in particular for use in the space sector, characterised in that it comprises in combination: a material (300) with low melting point capable of producing a soldering joint, at least heating means (400 | 06/29/2004 |
| 6282894 | Engines driven by laser kinetic cooling A confined gaseous mixture of carbon dioxide and nitrogen is irradiated with a carbon dioxide laser which excites a significant portion of the gas to vibrational energy levels, thereby reducing the translational energy and therefore the temperature of the... | 09/04/2001 |
| 6250078 | Engine cycle and fuels for same An engine cycle that is carried out in a reciprocating piston/cylinder engine consists of a working stroke in which exothermic decomposition of at least one liquid compound is caused to occur without combustion so as to produce a gaseous product of the de... | 06/26/2001 |
| 6052992 | Heterogeneous structure for accumulating or dissipating energy, methods of using such a structure and associated devices The invention relates to a heterogeneous structure for energy accumulation-dissipation (10), the structure being constituted by a porous capillary solid matrix (11) of open capillary porosity and of controlled topology, with capillary passages (12) of var... | 04/25/2000 |
| 6012286 | High heat producing system A high heat producing system which transforms a alternating current or a pulsating direct current having a relatively low voltage such as one hundred and ten (110v) volts to a very high electric volt arc wherein the very high electric volt arc has a base ... | 01/11/2000 |
| 5186001 | Transient energy release microdevices and methods A microdevice in the form of a microactuator or micropump. A microdevice for providing reciprocating motion at a high repetition rate, including a cell having an output wall with at least a portion movable, such as a diaphragm or inlet and outlet valves. ... | 02/16/1993 |
| 4945725 | Differential-area piston type mixed-phase motors Motor apparatus which converts hydraulic energy and change of state heat energy to mechanical energy. The motor includes a main chamber divided by a piston into first and second portions. During a first half cycle or hydraulic power stroke, a valve places... | 08/07/1990 |
| 4574592 | Heat pump with liquid-gas working fluid A method and apparatus for the pumping of heat wherein a working fluid is alternately compressed and expanded in a machine, and which usually provides for heat removal after the compression. The working fluid is a gas-liquid mixture comprising usually a g... | 03/11/1986 |
| 4543788 | Process for converting the internal energy of liquid CO2 into mechanical energy capable of producing work as it changes from liquid to gas over its critical temperature Process and machine are disclosed for converting the internal energy of a fluid into mechanical energy capable of producing work, based on the use of the fluid having two alternative states, liquid and gaseous, at temperatures below and above, respectivel... | 10/01/1985 |
| 4452047 | Reciprocating solar engine A reciprocating solar engine includes at least one cylinder 3 which has an essentially transparent head 4 and a pistion 12 disposed in the cylinder 3. A gas-particle mixture 7, 8 is injected into the cylinder 3 between the piston 12 and the transparent he... | 06/05/1984 |
| 4428193 | Inert gas fuel, fuel preparation apparatus and system for extracting useful work from the fuel An inert gas fuel consisting essentially of a precise, homogeneous mixture of helium, neon, argon, krypton and xenon. Apparatus for preparing the fuel includes a mixing chamber, tubing to allow movement of each inert gas into and through the various stage... | 01/31/1984 |
| 4318274 | Gas-operated motors A gas-operated motor adapted to be driven by gas evaporated from a reservoir of liquefied carbon dioxide or the like. In order to overcome the problems generally associated with such motors due to the cooling of the gas as it evaporates from the liquid st... | 03/09/1982 |
| 4196594 | Process for the recovery of mechanical work in a heat engine and engine for carrying out the process In a process for recovering mechanical work in a heat engine there is used as a working medium in the heat engine a gas to which vapor is added having a H-value lower than the H-value of the gas, the gas being caused to absorb the condensation heat from t... | 04/08/1980 |
| 4149383 | Internal vaporization engine An engine powered by the internal vaporization of a low boiling point liquid such as Freon which is changed into the gaseous state by a suitable heat source applied to the engine. The engine control system further includes a closed Freon well for condensa... | 04/17/1979 |
| 4129772 | Electrode structures for high energy high temperature plasmas A plasma focus electrode is described which utilizes a cylindrical hollow conductive anode having a concentric cylindrical insulator. This anode is used in conjunction with a lithium vortex cathode in the formation of a plasma focus for the liberation of ... | 12/12/1978 |
| 4110984 | Rotary piston engine using electric heating to flash motive fluid A machine operable according to the gas discharge principle comprising a fixed housing having side walls and a casing surrounding peripherally the side walls, a rotary member arranged for rotation in the housing in an eccentric fashion, and having a plura... | 09/05/1978 |
| 4024715 | Solar reactor engine A solar reactor engine is disclosed which includes a concrete or other suitable housing having a reactor chamber therein. In one embodiment, the reactor chamber is cylindrical. A solar intensifier, such as a parabolic reflector, is mounted on top of the r... | 05/24/1977 |
| 4023366 | Isothermal open cycle thermodynamic engine and method A pollution-free thermodynamic engine system and method for converting thermal potential energy to useful mechanical energy employing an isothermal or quasi-isothermal primary working fluid thermodynamic expansion cycle. A relatively cold primary working ... | 05/17/1977 |
| 4016724 | Steam engine A steam or vapor engine comprising a vapor generating apparatus, at least one cylinder with a piston working in the cylinder, and pipes and valves for supplying vapor from the vapor generating apparatus to a closed chamber, formed in the cylinder, and for... | 04/12/1977 |
| 3986359 | Thermodynamic engine system and method A highly efficient, pollution free thermodynamic engine employing a primary cold working fluid which is conducted in an open loop from a low temperature storage tank, through a succession of engine stages each comprising a constant volume heat exchanger a... | 10/19/1976 |
| 3979911 | Expansion power pack Three operating chambers, each having an electric heating element therein and simultaneously operated solenoid inlet and outlet valves, are arranged to operate in sequence, each operating chamber having a power piston in communication therewith that engag... | 09/14/1976 |
| 3977191 | Atomic expansion reflex optics power optics power source (AEROPS) engine An engine is provided which will greatly reduce atmospheric pollution and noise by providing a sealed system engine power source which has no exhaust nor intake ports. The engine includes a spherical hollow pressure chamber which is provided with a reflec... | 08/31/1976 |