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)
12/2005
12/14/2005EP1604449A1 Motion activated power source
12/14/2005EP1604448A2 Method and device for reducing noise emissions and high-frequency vibrations of a piezoelectric actuator
12/14/2005CN1232148C Sound surface-wave device and telecommunication unit
12/13/2005US6975060 Meso-to-micro-scaleable device and methods for conversion of thermal energy to electrical energy
12/13/2005US6973701 Releasable fastening system based on ionic polymer metal composites and method of use
12/08/2005WO2005117155A1 Multilayer piezoelectric device and method for manufacturing same
12/08/2005US20050269915 Long-stroke, high-resolution nanopositioning mechanism
12/08/2005US20050269910 Multilayer piezoelectric element
12/08/2005US20050269903 Single-phase electroactive motor
12/08/2005US20050269898 Systems and methods for overcoming stiction
12/08/2005DE102004024122A1 Stabilising a piezoelectric unit comprises applying axial pressure to the layer stack, followed by heating during polarisation
12/08/2005DE102004024120A1 Piezoelectric actuator e.g. pile actuator, polarizing method, involves forming usable length variation when creating tension, where polarity stream very strongly rises, while tension is created, to restrict stream during polarization phase
12/07/2005EP1602135A2 Rolled electroactive polymers
12/07/2005EP1405372B1 Additional contact for an electric component and piezoelectric component in the form of a multilayer structure
12/07/2005CN1706092A Driver of piezoelectric actuator
12/06/2005US6972511 Quartz-crystal unit
12/06/2005US6972510 Array of ultrasound transducers
12/06/2005US6972508 Surface acoustic wave device
12/06/2005US6971148 Method of manufacturing a multi-dimensional transducer array
12/01/2005WO2005114826A1 A piezoelectric generator system that includes an energy storage
12/01/2005WO2005114825A1 Method and device for precisely resisting and moving high load
12/01/2005WO2005114824A1 Ultrasonic motor
12/01/2005US20050264132 Apparatus to control displacement of a body spaced-apart from a surface
12/01/2005US20050263664 Torque-controlled rotational module
12/01/2005DE202005013202U1 Portable system, e.g. multimedia equipment, has an electrically operated device and a source of energy to create an electric current during a person's movement/walking
12/01/2005DE102004021955A1 Method for polarizing piezo-ceramic e.g. for piezo-actuator, charging of piezo-ceramic results from voltage-controlled polarization
12/01/2005DE10159170B4 Polarisierungsvorrichtung und -verfahren Polarization apparatus and method
12/01/2005CA2567458A1 A piezoelectric generator system that includes an energy storage
11/2005
11/30/2005EP1600031A2 Device having matched accoustical impedance and method
11/30/2005EP1194958B1 Piezo-actuator comprising a temperature compensator
11/30/2005CN1703786A Piezoelectric ceramic crystal-oriented under electric field and method of manufacturing the same
11/30/2005CN1702952A Self-powered set for automobile tire pressure monitoring system
11/29/2005US6969944 High voltage generator, especially for using as a noise frequency generator
11/29/2005US6969852 Method of evaluating of a scanning electron microscope for precise measurements
11/29/2005US6968603 Method of producing a piezoelectric/electrostrictive device
11/24/2005US20050259155 Driving controller and image sensing apparatus
11/24/2005US20050258715 Piezoelectric actuator having minimal displacement drift with temperature and high durability
11/24/2005US20050258713 Piezoactuator and method for production of the piezoactuator
11/24/2005US20050258712 Actuator using piezoelectric device
11/24/2005US20050258711 Ultrasonic vibrator and ultrasonic motor including ultrasonic vibrator
11/24/2005US20050258146 Manufacturing method of quartz crystal resonator, apparatus therefor, and quartz crystal resonator manufactured thereby
11/24/2005DE10148267B4 Piezolinearantrieb mit einer Gruppe von Piezostapelaktoren sowie Verfahren zum Betreiben eines solchen Antriebes Piezo linear drive with a group of piezo stack actuators and methods for operating such a drive
11/23/2005EP1287250B1 Method for testing a capacitive actuator
11/23/2005EP1273096B1 Vibratory motor and method of making and using same
11/23/2005EP1216353B1 Method for initialising an electro-mechanical converter
11/23/2005CN1698978A Ultrasonic vibrator and ultrasonic motor including ultrasonic vibrator
11/22/2005US6967432 Piezoelectric shear resonator, composite piezoelectric shear resonator, and piezoelectric resonator component
11/22/2005US6967430 Flat resonating electromechanical drive unit
11/22/2005US6967429 Power output stage for capacitive loads
11/17/2005WO2005109536A1 Drive device for ultrasonic linear motor
11/17/2005US20050253904 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
11/17/2005US20050253903 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
11/17/2005US20050253487 Piezolelectric devices
11/17/2005US20050253486 Device for converting mechanical energy into electrical energy
11/17/2005US20050253485 Ultrasonic motor
11/17/2005US20050253483 Driving apparatus
11/17/2005US20050253270 Electronic component
11/16/2005CN1698260A Powerless type security device
11/16/2005CN1698259A Piezoelectric actuator drive method, piezoelectric actuator drive device, electronic clock, electronic device, piezoelectric actuator drive device control program, and storage medium
11/16/2005CN1698216A Cylindrical ultrasound transceivers
11/16/2005CN1697300A Vibration wave linear motor and lens implement using vibration wave linear motor
11/16/2005CN1697299A Vibration wave motor
11/16/2005CN1697298A Ultrasonic motor
11/15/2005US6965189 Bending actuators and sensors constructed from shaped active materials and methods for making the same
11/15/2005US6965188 Ultrasonic-actuator driving apparatus and ultrasonic-actuator driving method
11/15/2005US6964327 Ultrasonic clutch
11/10/2005US20050248237 Electromechanical functional module and associated process
11/10/2005US20050248235 Piezoelectric/electrostrictive element and piezoelectric/electrostrictive device
11/10/2005US20050248234 Drive unit and information recording device
11/10/2005DE10205909B4 Dichtungselement für den Piezoaktor eines Kraftstoff-Einspritzventils Sealing element for the piezoelectric actuator of a fuel injector
11/09/2005EP1594175A2 Vibratory motor and method of making and using same
11/09/2005EP1051761B1 Piezoelectric actuator
11/09/2005CN1695292A Tunneling-effect energy converters
11/08/2005US6962297 Piezoelectric actuator module
11/03/2005WO2005102662A1 Control system for utilizing active material elements in a molding system
11/03/2005US20050242688 Driving device
11/03/2005US20050242686 Vibration-type driving device, control apparatus for controlling the driving of the vibration-type driving device, and electronic equipment having the vibration-type driving device and the control apparatus
11/03/2005US20050242685 Device and method utilizing electromechanical conversion element
11/03/2005DE102004016196A1 Electromechanical system`s undesired oscillation modes reducing/eliminating method, involves temporarily exciting system, and analyzing about analysis of sector spectral frequency over Fourier transformation by analyzing/feed back operation
11/02/2005EP1589846A1 Releasable fastener systems and processes
11/02/2005EP1186062B1 Piezoelectric flexional transducer
11/01/2005US6960864 Electroactive polymer actuator and diaphragm pump using the same
11/01/2005US6960853 Control apparatus for vibration type actuator and electronic apparatus using it
10/2005
10/27/2005US20050240303 Control system for utilizing active material elements in a molding system
10/27/2005US20050236936 Resonance shifting
10/27/2005US20050236934 Piezoelectric actuator head suspension unit employing piezoelectric actuator, and magnetic disk drive employing head suspension unit
10/27/2005US20050236933 Piezoactuator and method for the production thereof
10/27/2005US20050236931 Vibration wave linear motor and lens implement using vibration wave linear motor
10/27/2005DE102005007081A1 Piezoelektrische Stapelstruktur und Herstellungsverfahren der piezoelektrischen Stapelstruktur A piezoelectric stack structure and manufacturing method of the piezoelectric stack structure
10/27/2005DE102004016893A1 Capacitive actuator controlling method for motor vehicle, involves taking correction value, indicating change in output signal of integrator, into account while generating signal, and determining gradient of integrator output voltage
10/26/2005EP1589553A1 A method and apparatus for producing a liquid metal switch device.
10/26/2005EP1485607B1 Sealing element for the piezo actuator of a fuel injection valve
10/26/2005EP1021662B1 Piezoelectric actuator unit
10/26/2005CN2736166Y Liquid transport device
10/26/2005CN1688097A Standing wave frequency change step ultrasonic electric machine
10/25/2005US6958899 Electronic device
10/20/2005WO2005099078A1 Polymer actuator and method for manufacturing same
10/20/2005US20050231321 Driver of piezoelectric actuator
10/20/2005US20050231184 Drive control apparatus, electronic apparatus, method of controlling drive of electronic apparatus, drive control program, and recording medium
10/20/2005US20050231170 Circuit configuration for charging and discharging a plurality of capacitive actuators
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