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US20120286623 Atmospheric Energy Collection  
The subject matter described herein is an atmospheric energy collector. The atmospheric energy collector includes of a windsock arrangement that has a large up-wind opening on one side and that...
US20140292140 ELECTRO-HYDRODYNAMIC WIND ENERGY SYSTEM  
A system for electro-hydrodynamically extracting energy from wind includes an upstream collector that is biased at an electric potential and induces an electric field. An injector introduces a...
US20140210308 Energy Collection  
An energy collection system may collect and use the energy generated by an electric field. Collection fibers are suspended from a support wire system supported by poles. The support wire system is...
US20110193502 Stable Electro-Mechanical Actuators  
An electro-mechanical actuator includes a comb drive and a deformable connector. The comb drive has a first capacitor plate and a second capacitor plate. The capacitor plates have teeth capable of...
US20140210307 Flow Induced Electrostatic Power Generator For Tubular Segments  
The present invention is directed to methods for harnessing flow-induced electrostatic energy in a tubular length and using this energy to power electrical devices (e.g., flowmeters,...
US20130169109 COMB ELECTRODE STRUCTURE  
A comb electrode structure including a plurality of first comb fingers, a plurality of second comb fingers and a first reinforced comb finger is provided. The first comb fingers and the second...
US20130300252 ELECTROSTATIC MACHINE  
Systems, devices, and methods for an electrostatic machine are provided. In one embodiment, an electrostatic machine may be configured to have an electric field motor, a rotor assembly and a motor...
US20060214535 Energy converter utilizing electrostatics  
An electrostatic energy converter comprising a rotor having a working surface provided with a plurality of distinct charged regions. A stator extends parallel to the rotor and has a working...
US20140338458 Triboelectric Generators and Sensors  
A triboelectric power system includes a triboelectric generator, a rechargeable energy storage unit and a power management circuit. The rechargeable energy storage unit is associated to the...
US20080197748 Vertical Comb Drive and Uses Thereof  
A method for providing a vertical comb drive. The method comprises: fabricating a device comprising rotor comb element, the rotor element comb comprising a main body and a plurality of...
US20150229241 MEMS ELECTROSTATIC ACTUATOR  
A MEMS electrostatic actuator includes a bottom plate affixed to a substrate and a top plate suspended above the bottom plate. The top plate has a parallel plate center section and two rotating...
US20080309191 Mems moving platform with lateral zipping actuators  
A MEMS platform with four actuators and four corresponding actuation electrodes. Movement of the platform in the x-y lateral plane is controlled by voltages applied to the four actuation...
US20050040731 Static generator  
A static generator is disclosed that has two hollow donut-like toroids. One toroid is placed within the other. When the outer toroid is counter rotated with respect to the inner toroid, static...
US20130194649 Rotational Type of MEMS Electrostatic Actuator  
A cantilever type of electrostatic vertical combdrive actuators may generate larger actuator displacement (typically over 70 um) with a relatively small and simple structure. The actuation voltage...
US20100007239 Atmospheric electrical generator with change of state  
A mechanism to tap an electrical source which uses an aircraft (10) (preferably a lighter than air balloon) tethered by a conductive line (12). The conductive line (12) is extended/withdrawn by a...
US20100085843 ELECTROSTATIC MOTOR INCLUDING AN ACTUATOR  
The electrostatic motor includes an electrostatic actuator (10) and a pulse generator (7, 8) for actuating said actuator with sufficient energy to drive the motor, the pulse generator is adapted...
US20140191615 SURFACES THAT EASE RELATIVE DISPLACEMENT IN EAP GENERATORS  
An EAP generator is described, including at least one EAP stack that is disposed between two force-transferring surfaces disposed parallel to one another, having at least one layer, facilitating...
US20130106240 POWER GENERATOR  
The present invention relates to an electrical influence machine comprising a first non electrically conductive support structure spaced from a second non electrically conductive support...
US20080106168 MEMS COMB DEVICE  
A MEMS comb device including a stationary comb fixed on a substrate, a movable comb separated from the substrate, and a spring movably supporting the movable comb. The stationary comb includes a...
US20120119615 ATMOSPHERIC ELECTRICAL GENERATOR WITH CHANGE OF STATE  
A mechanism to tap an electrical source which uses an aircraft (10) (preferably a lighter than air balloon) tethered by a conductive line (12). The conductive line (12) is extended/withdrawn by a...
US20150236619 VIBRATORY GENERATOR DEVICE AND POWER SOURCE MODULE  
Provided are a vibration power generator and a power source module. The vibration power generator (100) includes a plurality of electrostatic induction generation devices (1001 to 100n); and a...
US20090218910 ELECTRO-HYDRODYNAMIC WIND ENERGY SYSTEM  
A system for electro-hydrodynamically extracting energy from wind includes an upstream collector that is biased at an electric potential and induces an electric field. An injector introduces a...
US20060279168 Laser scanner having low dynamic deformation  
A laser scanner with a low dynamic deformation. The laser scanner includes: a stage which rotates about an axis of rotation and which has a first surface on which a mirror surface is formed; and...
US20120001517 TRANSPORTATION OF MICROMETER-SIZED OBJECT AND EXTRACTION OF MECHANICAL WORK BY CONSTANT ELECTRIC FIELD  
A technique capable of making an object move and transporting it without generation of a current, and extracting mechanical work. As a result of diligent effort, the present inventors have found...
US20070116305 Electro-acoustic transducer  
The present invention provides a stable and excellent electro-acoustic transducer having simple constitution with which a vibration pole does not contact with stator poles by a repulsive force...
US20060284514 Actuator having vertical comb electrode structure  
An actuator having a vertical comb electrode structure is provided. The actuator includes: a stage seesawing in a first direction; a support unit supporting the seesawing motion of the stage; and...
US20150001991 METHOD OF ENERGY HARVESTING USING BUILT-IN POTENTIAL DIFFERENCE OF METAL-TO-METAL JUNCTIONS AND DEVICE THEREOF  
This invention is related with electrical energy conversion device, which uses built-in potential of metal-to-metal junctions from repeating movements with random frequencies, speeds and...
US20060091762 Electromotive linear drive unit  
An electromotive linear drive unit comprising a housing, a motor pot, a connection piece, a power supply cable, a deployable lifting tube, and a fixed flanged tube is designed in such a way that...
US20060268383 Optical scanner having multi-layered comb electrodes  
Optical scanners having a multi-layered comb electrode structure and methods to increase driving force and angle are provided. The optical scanner includes: a stage which performs a seesaw motion...
US20120299439 MICRO-ELECTRO-MECHANICAL TRANSDUCERS  
Some examples include at least one capacitive micro-electro-mechanical transducer (cMUT). For instance, the cMUT may include a substrate, a plate, and a resilient structure therebetween. In some...
US20150102703 VIBRATOR, OSCILLATOR, ELECTRONIC DEVICE, AND MOVING OBJECT  
A MEMS vibrator includes: a substrate; a supporting portion which is connected to the substrate; a base portion which is connected to the supporting portion; and a plurality of vibration portions...
US20150146312 MEMS ELECTRICAL CONTACT SYSTEMS AND METHODS  
A microelectromechanical systems (MEMS) device may be provided with one or more sintered electrical contacts. The MEMS device may be a MEMS actuator or a MEMS sensor. The sintered electrical...
US20110115762 MEMS DEVICES HAVING OVERLYING SUPPORT STRUCTURES AND METHODS OF FABRICATING THE SAME  
Embodiments of MEMS devices comprise a conductive movable layer spaced apart from a conductive fixed layer by a gap, and supported by rigid support structures, or rivets, overlying depressions in...
US20150145333 VIBRATION POWER GENERATOR  
Power generated by a vibration power generator using an electret is efficiently supplied to a power supply load. A vibration power generator includes a first substrate and a second substrate...
US20110188104 MOVING STRUCTURE AND LIGHT SCANNING MIRROR USING THE SAME  
In a semiconductor mechanical structure, hinges may not be broken even when a mechanical shock is applied from outside, and thus, crashworthy is enhanced. A light scanning mirror includes a moving...
US20130049531 Triboelectric Generator  
A generator includes a thin first contact charging layer and a thin second contact charging layer. The thin first contact charging layer includes a first material that has a first rating on a...
US20100033054 PATTERNED DIELECTRIC ELASTOMER ACTUATOR AND METHOD OF FABRICATING THE SAME  
A patterned dielectric elastomer actuator is disclosed which includes a series of thin parallel elastomer filaments, separated by certain distances sandwiched between a pair of rigid electrodes....
US20080054757 Tip-tilt actuator  
A MEMS device that has desirable tip and tilt properties employs at least two electrostatic drives, each of which has its axis of rotation aligned with the center of a post attachment point, the...
US20070035200 Microelectromechanical system comprising a beam that undergoes flexural deformation  
A microelectromechanical system comprises a beam and an electrode coupled to the beam via electrostatic interaction. The beam is designed to undergo elastic flexural deformation and has an...
US20140252914 ELECTROSTATIC GENERATOR/MOTOR DESIGNS CAPABLE OF OPERATION WITH THE ELECTRODES IMMERSED IN A LIQUID OR PRESSURIZED GAS  
Electrostatic generator/motor electrode assembly designs are provided that both minimize the rotor drag forces and increase the power output relative to older designs. In one of the new designs,...
US20090152980 Electrostatic Comb Driver Actuator/Transducer and Fabrication of the Same  
An electrostatic actuator/transducer has a comb driver and can be adapted for a variety of applications, particularly as a capacitive micromachined ultrasonic transducer. The comb driver has two...
US20090085426 CARBON NANOTUBE MEMS ASSEMBLY  
A carbon nanotube MEMS assembly comprises a plurality of carbon nanotubes oriented into a patterned frame, the patterned frame defining at least two components of a MEMS device. An interstitial...
US20120091854 MICROMECHANICAL RESONATOR  
The invention relates to design of micromechanical resonators and, more precisely, to the design of microelectromechanical systems (MEMS) resonators. The invention provides an improved design...
US20140191082 METHOD AND ARRANGEMENT FOR DE-ICING A STRUCTURAL ELEMENT  
The present invention relates to a de-icing arrangement for de-icing a structural element {170; 270; 370). The structural element could be made of a whole polymeric or metallic material. The...
US20090289524 Colloid motor: a mechanical mechanism that harnesses colloid forces to serve as a memory, oscillator, or amplifier in the mechanical domain; a hair cell mimesis  
The colloid motor disclosed here is a method of using the colloid forces between two particles that arise from the interaction of Van der Walls attraction and electrostatic repulsion when the...
US20070181411 SEMICONDUCTOR INTEGRATED CIRCUIT INCLUDING CIRCUIT FOR DRIVING ELECTROSTATIC ACTUATOR, MICRO-ELECTRO-MECHANICAL SYSTEMS, AND DRIVING METHOD OF ELECTROSTATIC ACTUATOR  
A semiconductor integrated circuit comprises an electrostatic actuator, an estimation circuit, a storage circuit and a bias circuit. The electrostatic actuator has a top electrode, a bottom...
US20090260960 SWITCH FOR USE IN MICROELECTROMECHANICAL SYSTEMS (MEMS) AND MEMS DEVICES INCORPORATING SAME  
Embodiments of the present invention provide microelectromechanical systems (MEMS) switching methods and apparatus having improved performance and lifetime as compared to conventional MEMS...
US20070182276 Multi-step microactuator  
A multi-step microactuator is provided with the multiple supports in a stepper plate to give multi-step displacement to a controlled object. The microactuator has advantages such that multiple...
US20050062362 Oscillatory gyroscope  
An oscillatory gyroscope has a pair of oscillatory plates that oscillating in a plane. A pedestal is coupled to the pair of oscillatory plates. A pair of sensing capacitors is not in the plane. A...
US20150229236 ZERO-BIAS CAPACITIVE MICROMACHINED ULTRASONIC TRANSDUCERS AND FABRICATION METHOD THEREOF  
The present invention provides a zero-bias capacitive micromachined ultrasonic transducer element, comprising: a substrate having a lower electrode formed therein; a membrane structure that...

Matches 1 - 50 out of 222 1 2 3 4 5 >