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7547981 |
Machine having electrical power system and method
A machine and electrical power system includes a generator having a speed range that includes a resonance speed associated with resonance vibrations of the system. A drive coupling is disposed...
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7135804 |
Micro-mirror with rotor structure
A micro-mirror device includes a stator structure having a set of radial stator electrodes, a rotor structure having a set of radial rotor electrodes, a mirror mounted on the rotor structure, and a...
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7112911 |
Vibrational power generation device vibrator
Unnecessary moment in a vibrator is remarkably reduced and the power generation efficiency in capacitance-type vibrational power generation is remarkably improved. A vibrator provided in a...
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7105758 |
Switch
A switch that is capable of responding at a high rate at a lower DC potential while providing high isolation. In this switch, a microstructure group, having microstructures, is used. By slightly...
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7104056 |
Design of ferromagnetic shape memory alloy composites and actuators incorporating such materials
The present invention employs an optimized cross-sectional shape for a ferromagnetic shape memory alloy (FSMA) composite that is used in a spring-type actuator, an improved hybrid magnetic trigger...
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7053519 |
Electrostatic bimorph actuator
An electrostatic bimorph actuator includes a cantilevered flexible bimorph arm that is secured and insulated at one end to a planar substrate. In an electrostatically activated state the bimorph...
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6713668 |
Solar energy converter and solar energy conversion system
A solar energy converter includes: a light-concentrating instrument; an electron emitter in an insulated vacuum vessel, emitting electrons in a vacuum as a temperature rises by sunlight; an...
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6687034 |
Active tuning of a torsional resonant structure
A MEM s scanning device has a variable resonant frequency. In one embodiment, the MEMs device includes a flexible arm that extends from a oscillatory body. An electrical field applies a force to...
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6657360 |
Micromechanical device
A rotary electrostatic microactuator that includes a substantially planar substrate and a rotatable member overlying the substrate for rotation about an axis of rotation extending perpendicular to...
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6653547 |
Solar energy converter
The solar energy converter comprises an electron emitter and an electron collector. They are provided separate from each other in a vacuum vessel. Solar energy in a wide range of sunlight spectrum...
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6163098 |
Electro-kinetic air refreshener-conditioner with optional night light
An electro-kinetic electro-static air conditioner includes a self-contained ion generator that provides electro-kinetically moved air with ions and safe amounts of ozone. The conditioner may be...
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6140737 |
Apparatus and method for charge neutral micro-machine control
An electrostatic actuator and a method for actuating a micro-machine structure. The micro-machine structure has a stationary part and a movable part that is relatively movable between a rest...
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6028375 |
Energy converter
An MHD generator system is provided to perform efficient MHD generation by efficiently converting heat enargy into kinetic energy of an electricity conducting liquid or liquid metal. Thermal flow...
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5959376 |
Microelectromechanical reciprocating-tooth indexing apparatus
An indexing apparatus is disclosed that can be used to rotate a gear or move a rack in a precise, controllable manner. The indexing apparatus, based on a reciprocating shuttle driven by one or more...
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5955818 |
Machine structures fabricated of multiple microstructure layers
Machine structures each comprising a stack of a plurality of micromachine layers laminated together are presented, along with fabrication methods therefore. Each machine structure includes a...
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5909069 |
Fully integrated magnetic micromotors and methods for their fabrication
A planar fully integrated variable reluctance micromotor (10) is microfabricated on a substrate base (18). The micromotor includes a pin (19), rotor (12) with radially extending poles (16), and a...
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5898254 |
Electrostatic linear motor with deformable feet between a runner and a dielectric layer of a stator
Electrostatic linear motor comprising a planar stator having a capacitive structure formed by a metal layer and a layer of dielectric material and a runner movable parallel to stator and carrying...
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5808383 |
Step linear electrostatic motor
A linear electrostatic motor comprises a planar stator having a capacitive structure formed by a metal layer and a layer of dielectric material and a movable member having first and second groups...
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5644184 |
Piezo-pyroelectric energy converter and method
The present invention embodies a piezo-pyroelectric energy converter and is directed to a method and apparatus for conversion of thermal energy to electrical energy and refrigeration. The present...
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5321327 |
Electric generator with plasma ball
An electric generator using imploding plasma dynamics for generating electric energy from fuel energy, which includes a substantially cylindrical vortex chamber bounded by a cylindrical chamber...
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5214727 |
Electrostatic microactuator
An electrostatic microactuator for moving an optical fiber is described and includes an actuator plate with opposed major surfaces and interspersed conductive and nonconductive portions. The...
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5191251 |
Electrostatic micromotor
The micromotor comprises a rotor rotatably mounted on a stator having copolanar electrodes for setting up an electric field between the stator and the rotor. To increase the useful torque that can...
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5084645 |
Electrorepulsive actuator
The invention is a linear actuator that operates under the principle that like charges repel and opposite charges attract. The linear actuator consists of first and second pairs of spaced opposed...
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5001381 |
Electro-static motor
A motor is disclosed wherein electro-static repulsion and attraction between electrically charged electrodes provided on a stator and the charges on the surface of a pair of rotor electrodes are...
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4990813 |
Rolling triboelectric generator
A triboelectric device in which electrical charges are obtained by a rolling process between two rigid dielectric surfaces of appropriate materials, one of which may be planar. There exists therein...
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4922164 |
Eccentric motion motor
An eccentric motion motor includes a hollow cylindrical stator in which is positioned a cylindrical armature in rolling engagement with the stator. Elongate conductive strips are disposed in the...
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4886980 |
Transmission line sensor apparatus operable with near zero current line conditions
A self contained sensor module mounted on a power transmission line. The module is capable of measuring various parameters such as line current, voltage, conductor temperature, and ambient...
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4789802 |
High voltage, multi-stage electrostatic generator
A high electrostatic voltage generator comprises insulated discs which form multi-staged charge carrier modules, a pair of conductive transfer pulleys contacting metal pellets on the outer...
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4789801 |
Electrokinetic transducing methods and apparatus and systems comprising or utilizing the same
Electrokinetic transducing methods and systems are disclosed in which the two electrode arrays confront each other and each electrode in one array is equidistant from the two nearest electrodes in...
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4760303 |
Electrostatic high-voltage generator
This invention relates to an electrostatic high-voltage generator in which an electrostatic charge is transported mechanically and is stored on a high-voltage electrode, and plural layers of charge...
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4760302 |
Electric field machine
A microgeometric electric field machine includes arrays of conductors formed on or carried by a plurality of substrates. The conductors on a first group of substrates carry electrical charges, with...
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4680496 |
Apparatus for conveying electrostatic charges, in particular for very high voltage electrostatic generators
In a very high voltage electrostatic generator, the electrostatic charges are conveyed by a belt which rotates in a closed circuit between the earthed zone and the high voltage zone of the...
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4647836 |
Pyroelectric energy converter and method
Apparatus and method for converting heat to electrical energy by the use of one or more capacitors having temperature dependent capacitance are disclosed. The capacitor is cycled between relatively...
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4582961 |
Capacitive transducer
A capacitor transducer, for instance a condenser microphone, is so designed that the stationary electrode can be mounted relatively quickly and in a relatively simple manner in the microphone...
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4546292 |
Electronic circuit for constant charge control of an electrostatic motor, in particular for an accelerometer or a rate gyro
An electrostatic motor is constituted by a capacitor (10) having relatively movable electrodes (11, 12) separated by a variable gap (13). The control circuit includes a DC source (60) which is...
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4504757 |
Contact-charge motor and generator
An electro-mechanical device for converting mechanical energy into electrical energy and vice versa, which advantageously utilizes the phenomenon known as contact charging. A metallic first member...
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4494009 |
Method and apparatus for capturing an electrical potential generated by a moving air mass
A method and apparatus for making available an electrical current, which comprises placing a conductive airfoil in a moving air mass, sinking a conductive element subsurface, and insulating the...
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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...
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4395648 |
Electrothermodynamic (ETD) power converter
These inventions relate to novel advances in Electrothermodynamics (ETD), also known as charged aerosol, heat/electric power generators: (1) A new more efficient, compact converging/diverging...
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4385340 |
Method and apparatus for generating static electricity
A method and apparatus for creating electrostatic field by forming a high resistive anodic-oxidized film on an electrostatic electrode and applying thereto a high voltage direct current including...
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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...
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4363072 |
Ion emitter-indicator
An emitter for ion generators or air ionizers shaped as a fan and provided with a boss which may also act as a socket, so that the emitter may be either rested on a vertical pin or needle or...
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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...
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4326141 |
Supporting insulating column of high voltage accelerator
A supporting insulating column of a high-voltage accelerator comprises sections whereto the operating potential is distributed. These sections form a high potential region adjoining the...
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4247796 |
Electrostatic transducer for generating strobe signals
In a generator of strobe signals an electret is interposed between a fixed and a movable armature moving with a translatory or rotary movement. The strobe signals are generated by the electrostatic...
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4225801 |
Electrostatic motor
A motor is provided which produces rotative force in response to electrostatic energization. The motor is comprised of a cylindrical outer stator, a cylindrical internal stator, and a rotor mounted...
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4224557 |
Controlling unit for A.C. driving an electrostatic device
A controlling unit for a.c. driving an electrostatic device such as an electrostatic display device having a fixed electrode, a resilient sheet electrode and a dielectric layer interposed between...
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4223241 |
Electrostatic charge generator
An electrostatic charge generator for continually providing charge carriers f a given polarity in a flow of dielectric fluid. The charge generator comprises a coaxial tube with an inner conductor...
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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...
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4213797 |
Radiant energy to electric energy converter
Radiant energy is converted into electric energy by irradiating a capacitor including an ionic dielectric. The dielectric is a sintered crystal superionic conductor, e.g., lanthanum trifluoride,...
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