Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02N - Electric machines not otherwise provided for › H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction
Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251)
09/2010
09/08/2010CN101060292B DC boosting, and chop wave-based ultrasonic motor drive module
09/07/2010US7791251 Biomimetic electro-active paper actuators
09/02/2010WO2010098138A1 Drive device, lens part, and camera module
09/02/2010WO2010059217A3 Miniature piezoelectric motors for ultra high-precision stepping
09/02/2010US20100220404 Piezoelectric actuator device, image pickup unit and mobile terminal apparatus
09/02/2010US20100219778 Method of driving vibration wave motor and device for driving the same
09/02/2010US20100219721 Harvesting energy from vehicular vibrations using piezoelectric devices
09/02/2010US20100219720 Harvesting energy from vehicular vibrations using piezoelectric devices
09/02/2010US20100219646 Apparatus and Method for Generating Power Downhole
09/02/2010DE102009001207A1 Oscillation drive for power window drive system, has pivot device pivoting drive element in two end positions, where oscillations produced by drive element are partially aligned in two opposite directions
09/02/2010DE102009001163A1 Piezoelectric generator for drive device of vehicle, particularly motor vehicle for electricity generation, has piezo unit which is tensed for generating alternating current periodically
09/01/2010EP2224506A1 Laminated piezoelectric element, its manufacturing method, injection device, and fuel-injection system
09/01/2010CN201570995U Sound absorption and noise reduction device based on ferroelectric materials
09/01/2010CN201570994U Power supply device for marine instruments and meters
09/01/2010CN201570993U Small cylindric ultrasonic motor
09/01/2010CN1812245B Ultrasonic driving apparatus
09/01/2010CN101427393B Piezoelectric film device
09/01/2010CN101170289B Pre-pressure device of magnetic force pressure enforcement and micro face ultrasonic electromotor based on this device
09/01/2010CN101142633B Precision positioning device
08/2010
08/31/2010US7786652 Multi-layer piezoelectric element
08/31/2010US7786651 Micromotion mechanism having ultrasonic motor and oscillation element holding mechanism
08/31/2010US7786650 Ultrasonic motor
08/31/2010US7786648 Semi-resonant driving systems and methods thereof
08/31/2010US7786647 Micromotion mechanism and microscope apparatus having micromotion mechanism
08/27/2010CA2690592A1 An actuator notification system for use with a mobile communications device, a method of automatically driving an actuator on a mobile communications device, and a mobile communications device utilizing same
08/26/2010US20100213882 Drive unit
08/26/2010US20100213792 Multilayered piezoelectric element and ultrasonic motor
08/26/2010DE102009001077A1 Verfahren zum Betreiben einer Endstufe für mindestens einen Piezoaktor Method for operating a power amplifier for at least one piezoelectric actuator
08/26/2010DE102009001042A1 Aktives medizinisches Implantat Active medical implant
08/26/2010DE102009001031A1 Piezoelektrischer Generator Piezoelectric Generator
08/25/2010EP2221954A1 Power generation unit and light emitting tool
08/25/2010EP1721382B1 Small piezoelectric or electrostrictive linear motor
08/25/2010EP1352222B1 Double resonating beam force transducer with reduced longitudinal pumping
08/25/2010CN201563073U Train tunnel aerodynamic noise pressure power generation device
08/25/2010CN201563072U Train tunnel magnetic striction aerodynamic noise pressure power generation device
08/25/2010CN1988356B Surface wave acoustic nano fluid driver and its producing method
08/25/2010CN1897443B Piezo actuator driving circuit
08/25/2010CN101814860A Vibratory drive composite micro-power source based on piezoelectric effect and electromagnetic induction
08/25/2010CN101814859A Wave power piezoelectric generating device
08/25/2010CN101814858A Piezoelectric generating method adapting to railway subgrade surface and track structure
08/25/2010CN101814857A Piezoelectric ceramic driver control device and method
08/25/2010CN101145742B A dual-phase set ultra-magnetism flexible driver and its implementation method
08/25/2010CN101132156B Piezoelectric ceramic driving circuit used for optical fiber stress adjustment
08/24/2010US7781943 Capacitive discharge energy harvesting converter
08/24/2010US7781937 Piezoelectric generator system that includes an energy storage
08/19/2010WO2010093261A1 Mechano-sensitive actuator array
08/19/2010WO2010092956A1 Planar positioning device and inspection device equipped with same
08/19/2010US20100208004 Ring Electrode for Fluid Ejection
08/19/2010US20100207491 Bistable piezoelectric generator
08/19/2010US20100207488 Spherical rotary piezoelectric motor
08/19/2010DE202010006519U1 Ein piezoelektrischer Hybridgenerator A piezoelectric hybrid generator
08/19/2010DE102010001843A1 Injektor Injector
08/19/2010DE102009009253A1 Antriebseinrichtung Drive means
08/19/2010DE102009009164A1 Piezoelektrischer Aktor, Verfahren zur Herstellung des Aktors und Injektor Piezoelectric actuator, process for the preparation of the actuator and injector
08/18/2010CN101119080B Air-cooling temperature control principle based ultra-magnetostriction microfeed driving mechanism
08/18/2010CN101047345B Driving apparatus, electro-mechanical conversion element used therein, photographic apparatus and mobile phone
08/17/2010US7777623 Wireless sensor system
08/12/2010WO2010091343A2 Valves based on reversible piezoelectric rotary motor
08/12/2010WO2010090278A1 Conductive polymer composite structure, method for producing conductive polymer composite structure, and actuator element
08/12/2010US20100201291 Multi-element piezoelectric actuator driver
08/12/2010US20100201225 Vibration actuator driving device, lens barrel, camera, method of manufacturing electromechanical conversion element, method of manufacturing vibration actuator, and method of driving vibration actuator
08/12/2010US20100201224 Stick-slip piezoelectric motor
08/11/2010EP2216894A1 Ultrasonic motor driving method
08/11/2010CN201547162U Ceramic power-generating damper
08/11/2010CN101800487A Electrical damping of mechanical vibrating component
08/11/2010CN101800486A Resonance type implantable micro-energy device based on ultrasonic energy supply
08/11/2010CN101800485A Construction method of quasi-independent modal sensor
08/11/2010CN101150290B A wide temperature domain huge magnet driven flexible magnetism controlled driver
08/11/2010CN101145741B Dual-stator 3-freedom ultrasonic motor
08/10/2010US7772746 Thermacoustic piezoelectric generator
08/05/2010US20100194245 Piezoelectric thin film and method of manufacturing the same, angular velocity sensor, method of measuring angular velocity by the angular velocity sensor, piezoelectric generating element, and method of generating electric power using the piezoelectric generating element
08/05/2010US20100194242 Piezoelectric ultrasonic motor and method of manufacturing the same
08/05/2010US20100194240 Piezoelectric Composite with Tapered Beam
08/05/2010US20100194238 Serially operating multi-element piezoelectric actuator driver
08/05/2010DE102009039189A1 Deflection characteristics linearization device for scanner applications, has control section for controlling order of piezoactuator to control linearity by compensation of odd harmonics in frequency spectrum of control signal
08/05/2010DE102008034692A1 High pressure-tight piezo drive unit for piezo-injector, has cylindrical metal body that is positioned in hollow cylindrical holder adjacent to piezo-element and comprises boreholes for receiving piezo-pin
08/04/2010CN101795088A Multi-leg linear piezoelectric driver and workbench
08/04/2010CN101792996A Asphalt concrete pavement utilizing self-generation of direct piezoelectric effect
08/04/2010CN101388624B Longitudinal-shaking sandwich energy converter type collar plate shape dual rotor ultrasonic motor
08/04/2010CN101388623B Longitudinal-shaking sandwich energy converter type cylinder shape dual rotor ultrasonic motor
08/04/2010CN101388622B Bent-shaking sandwich energy converter type collar plate shape dual rotor ultrasonic motor
08/04/2010CN101072001B Toothless traveling wave rotary ultrasonic motor and working mode and electric exciting manner
08/04/2010CN101071995B Dual-driving foot longitudinal-vibration mode stacked linear ultrasonic motor and working mode and electric exciting manner
08/03/2010US7766464 Piezoelectric element, piezoelectric actuator, ink jet recording head, ink jet printer, surface acoustic wave element, frequency filter, oscillator, electronic circuit, thin film piezoelectric resonator, and electronic apparatus
08/03/2010CA2340520C Vibrating motor
07/2010
07/29/2010WO2010084711A1 Piezoelectric thin film, process for producing same, ink-jet head, method of forming image with ink-jet head, angular-velocity sensor, method of measuring angular velocity with angular-velocity sensor, piezoelectric power-generating element, and method of generating electric power using piezoelectric power-generating element
07/29/2010WO2010054368A3 Self-powered, piezo-surface acoustic wave apparatus and method
07/29/2010WO2010048594A3 System and method of driving ultrasonic transducers
07/29/2010US20100190198 Asymmetric systems
07/29/2010US20100187950 Ultrasonic motor drive apparatus
07/29/2010US20100187832 Devices for receiving and using energy from a building environment
07/29/2010US20100186493 Method and system for generating electrical energy within a vehicle tyre
07/28/2010EP1396012B2 Piezoelectric drive
07/28/2010CN201535677U 基于射频识别卡的运动量管理装置 Exercise management system based on radio frequency identification cards
07/28/2010CN1862939B Drive wave generation circuit
07/28/2010CN101790840A Piezoelectric actuator, optical reflection element using the same and piezoelectric driver
07/28/2010CN101790839A Driving method of lens actuator
07/28/2010CN101790803A Laminated piezoelectric element, and jetting apparatus and fuel jetting system provided with laminated piezoelectric element
07/28/2010CN101789714A Linear ultrasonic motor comprising two bent vibrating beams and method thereof for electric excitation
07/28/2010CN101789713A Ultrasonic rotary motor by using longitudinal-torsional vibration converter with holes
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