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)
08/1998
08/18/1998US5796206 Controller and controlling method for piezoelectric actuator
08/18/1998CA2088239C Vibration driven actuator
08/13/1998WO1998035165A1 Motors, and bearings therefor
08/13/1998DE19704389A1 Actuator of piezoelectric or electrostrictive material
08/12/1998CN1190493A Method for producing motion and force by controlling the twin structure orientation of material and its uses
08/05/1998EP0856895A1 Piezoelectric device, actuator using the same, and ink-jet recording head
08/04/1998US5789880 Vibration type motor apparatus
07/1998
07/28/1998US5786655 Strain element and vibration device
07/28/1998US5786653 Multiresonant actuator
07/22/1998EP0635930B1 Ultrasonic motor and ultrasonic wave conveying device
07/21/1998USRE35852 Power supply frequency regulating device for vibration wave driven motor
07/21/1998US5783899 Ultrasonic vibration motor and method for performing coarse and fine movements
07/15/1998CN1187712A Ultrasonic motor driving controller
07/15/1998CN1187711A Vibration actuator and method of adjusting same
07/14/1998US5780957 Moving linear piezoelectric motor for vehicle applications
07/14/1998US5780956 Rotary piezoelectric motor for vehicle applications
07/14/1998US5780955 Ultrasonic motor device
07/14/1998US5778521 Method for ejecting a PCMCIA card from a housing
07/09/1998DE19653666A1 Process for rapid triggering of capacitive loads, including piezoelectric actuators
07/07/1998US5777445 Drive device of vibration actuator
07/07/1998US5777444 Drive device for a vibration actuator which prevents the cogging phenomenon
07/07/1998US5777424 Vibration actuator
07/07/1998US5777423 For providing motion relative to a body
07/02/1998DE19732571A1 Tapered piezo-actuator device for engineering esp automobile engineering, optics and control
06/1998
06/25/1998WO1998027602A1 Method and device for controlling at least one capacitive actuator
06/25/1998WO1998027601A1 Method and device for controlling at least one capacitive actuator
06/25/1998WO1998027600A1 Method and device for activating a capacitive actuator
06/25/1998DE19715488C1 Piezoelectric actuator
06/25/1998DE19652807A1 Verfahren und Vorrichtung zum Ansteuern eines kapazitiven Stellgliedes Method and device for driving a capacitive actuator
06/25/1998CA2275314A1 Method and device for controlling at least one capacitive actuator
06/24/1998EP0849813A1 Apparatus provided with a vibration type motor
06/23/1998US5770916 Laminated piezoelectric element and vibration wave actuator
06/23/1998US5770912 Ultrasonic motor and electronic apparatus provided with ultrasonic motor
06/23/1998US5769389 Apparatus for controlling a flow of a fluid
06/18/1998DE19742663A1 Control apparatus of fine-particles feeder
06/16/1998US5768016 Electro-mechanical transducer lens drive mechanism for a vibration compensating lens system
06/16/1998US5767609 Driving device for ultrasonic motor
06/16/1998US5765774 Seat belt retractor employing ultrasonic motor
06/11/1998WO1998025060A1 Piezoelectric actuator
06/11/1998WO1998024585A1 Displacement device with a modular system of displacement units
06/10/1998DE19652809C1 Verfahren und Vorrichtung zum Ansteuern wenigstens eines kapazitiven Stellgliedes Method and apparatus for controlling at least one capacitive actuator
06/10/1998DE19650900A1 Piezoelektrischer Aktuator A piezoelectric actuator
06/10/1998DE19650895A1 Control of micro-mechanically and electrostatically driven swivelling mirror arrangement
06/10/1998CN1184374A Supersonic motor for electrical vehicle
06/10/1998CN1184373A Electro-machanicd comenting element and vibration actuator, and method of manufacturing the same d
06/09/1998US5763981 Vibration actuator
06/09/1998US5763980 Bicycle driving motor structure
06/02/1998US5760529 Vibration wave actuator and system using the same
06/02/1998US5760528 Vibration actuator
06/02/1998US5760527 Vibration actuator and method of control
05/1998
05/28/1998DE19649975A1 Device for exciting oscillations in piezoelectric converters for ultrasonic use, such as ultrasonic cleaning and materials processing
05/27/1998EP0844678A1 Outer electrode for a monolitic multilayer actuator
05/26/1998US5757105 Pivot drive
05/22/1998WO1998021762A1 Method of command by magnetomechanical transducer
05/22/1998WO1998021761A1 Moving linear piezoelectric motor for vehicle applications
05/22/1998WO1998021760A1 Rotary piezoelectric motor for vehicle applications
05/22/1998WO1998021759A1 Piezo-electric driving or adjusting element
05/22/1998WO1998020721A1 Piezo electric actuator with a new type of contacting and a method for the production thereof
05/22/1998CA2271281A1 Piezo electric actuator with a new type of contacting and a method for the production thereof
05/20/1998DE19709715A1 Device for driving at least one capacitive control element e.g. for use with motor vehicle IC engine fuel-injection valve
05/20/1998DE19648726A1 Piezoelectric drive element
05/14/1998DE19709716A1 Drive circuit for at least one capacitive control element, esp. for piezoelectrically operated fuel injection valve for motor vehicle
05/14/1998DE19646710A1 Optical deflector with piezoelectric drive or positioning element
05/14/1998DE19646511C1 Piezoaktuatorisches Antriebs- oder Verstellelement Piezo actuator drive or adjustment
05/12/1998US5751091 Piezoelectric power generator for a portable power supply unit and portable electronic device equipped with same
05/07/1998WO1998019346A1 Method and device for controlling a capacitative actuator
05/07/1998CA2269724A1 Method and device for controlling a capacitative actuator
05/06/1998EP0840369A1 Electronic component and method of production thereof
05/05/1998US5747993 Movement actuator/sensor systems
05/05/1998US5747951 Vibration motor with a rotor/stator interface made of shape memory alloy
05/05/1998US5747915 Bent shaft motor
05/05/1998US5747692 Sensor system for determining acceleration
04/1998
04/30/1998WO1998018169A1 Piezoelectric rotary positioner
04/30/1998WO1998017495A1 Device for reducing contact force variations between a current collector and a catenary
04/30/1998DE19746038A1 Instrument for carrying out laser surgery on cornea
04/30/1998DE19644521A1 Verfahren und Vorrichtung zum Ansteuern eines kapazitiven Stellgliedes Method and device for driving a capacitive actuator
04/30/1998CA2269320A1 Device for reducing contact force variations between a current collector and a catenary
04/29/1998EP0838095A1 A method for producing motion and force by controlling the twin structure orientation of a material and its uses
04/29/1998EP0741914A4 Packaged strain actuator
04/28/1998US5744947 Movement actuator/sensor systems
04/28/1998US5744897 Driving control device for vibration wave motor
04/23/1998DE19652801C1 Driving at least one capacitive positioning element esp. piezoelectrically driven fuel injection valve for IC engine
04/23/1998DE19646676C1 Piezoaktor mit neuartiger Kontaktierung und Herstellverfahren Piezoelectric actuator with new contacts and manufacturing
04/23/1998DE19643284A1 Vorrichtung zur Verminderung der Kontaktkraftschwankungen zwischen einem Stromabnehmer und einer Fahrleitung Apparatus for reducing the contact force fluctuations between a current collector and a contact wire
04/21/1998US5740969 Piezo-control valve for fuel injection systems of internal combustion engines
04/16/1998DE19742664A1 Ultrasonic, powder-feeder vibrator under phase locked loop control
04/16/1998DE19742661A1 Controller for intermittently driving an actuator for powder supply device
04/16/1998DE19636827C1 Piezoelectric drive for linear or circular movement in precision mechanics and optics
04/15/1998EP0835403A1 Piezoelectrically actuated fluid valve
04/14/1998US5739724 Control of oscillator for driving power ultrasonic actuators
04/14/1998US5739623 Vibration wave driven motor
04/14/1998US5739621 Vibration type motor device
04/14/1998US5739601 Magneto-mechanical converter
04/08/1998EP0834932A1 Apparatus using vibration motor
04/07/1998US5736822 Vibration wave motor
04/01/1998EP0833163A1 Accelerometer
03/1998
03/31/1998US5734236 Drive device for a vibration actuator having a control circuit to control charge and discharge of an electromechanical conversion element
03/25/1998EP0831540A1 A method for driving an ultrasonic motor
03/24/1998US5731652 Power source unit employing piezoelectric transformer frequency-controlled and voltage-controlled to operate at a maximum efficiency
03/18/1998EP0828935A1 Injection valve
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