Patents
Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020)
10/2000
10/31/2000US6140723 Vibration generating device and oral hygiene device using same
10/31/2000US6139218 Vibrating mechanism
10/31/2000US6138517 Mass flowmeter with bidirectionally wound oscillation detector
10/26/2000WO2000062946A1 Impulse sound transducer with an elementary block made of piezoelectric material
10/26/2000WO2000062945A1 Vibrating actuator and feeding mechanism thereof
10/26/2000WO2000062688A1 Apparatus and method for tuning ultrasonic transducers
10/26/2000WO2000062678A1 Ultrasonic transducer with improved compressive loading
10/26/2000DE19917429A1 Impulse sound transducer, for operating in ultrasonic range, utilizes an elementary cell consisting of a piezoceramic block and a collar shaped to it and protruding beyond it.
10/26/2000DE19916378A1 Innenrüttelvorrichtung mit veränderbarer Schwingungsamplitude Internal vibrator with variable vibration amplitude
10/26/2000DE19916161A1 Einrichtung zur Erzeugung hochfrequenter mechanischer Schwingungen für ein dentales Handstück Means for generating high-frequency mechanical vibrations for a dental handpiece
10/26/2000DE19860127C1 Ultrasonic testing head for non-destructive materials testing uses individual piezoelectric elements coupled in pairs to common input channels with summation of their output signals for each output channel
10/26/2000DE10019872A1 Fluid-filled active vibration damping device for stabilizing a vibrating element has a flexible body connecting mounting elements partially defining a fluid chamber filled with a non-compressible fluid.
10/26/2000CA2366956A1 Impulse sound transducer with an elementary block made of piezoelectric material
10/24/2000US6137747 Single point contact acoustic transmitter
10/24/2000US6137209 High power ultrasonic transducer
10/24/2000US6135971 Apparatus for deposition of ultrasound energy in body tissue
10/24/2000US6135889 Device for subjecting a shaft to a combined simple rotation and alternating rotation of limited extent about its own axis
10/24/2000US6135339 Ultrasonic transducer with a flange for mounting on an ultrasonic welding device, in particular on a wire bonder
10/24/2000US6135234 Dual mode multiple-element resonant cavity piezoceramic borehole energy source
10/24/2000US6134964 Mechanical resonator having a variable resonance frequency
10/24/2000CA2192072C Dual drive conveyor system with vibrational control
10/19/2000WO2000061946A1 Composite piston for a vibration pump
10/19/2000WO2000061344A1 Internal vibration device with variable vibration amplitude
10/18/2000EP1045613A2 Driving circuit, electro-mechanical-acoustic transducer, and portable terminal apparatus
10/18/2000EP1044730A1 Vibration actuator having three vibration modes
10/18/2000EP1044660A2 Device for producing mechanical vibrations of high frequency for a dental handpiece
10/18/2000EP1044584A1 Mechanical acoustic crossover network and transducer therefor
10/18/2000EP1044075A1 A vibrating aggregate
10/18/2000CN1270489A Driving circuit, electromechanic acoustic transducer and portable terminal device
10/18/2000CN1270487A Vibration driver with three modes of vibration
10/17/2000CA2234786C Apparatus for establishing and/or monitoring a predetermined filling level in a container
10/13/2000CA2305842A1 Vibration actuator having three vibration modes
10/12/2000WO2000059625A1 Methods for producing droplets for use in capsule-based electrophoretic displays
10/12/2000WO2000032958A3 Device with a vibration-damped component, especially a brake
10/12/2000DE19913305A1 Innenrüttler mit Frequenzumformer Internal vibrators with frequency
10/12/2000CA2365847A1 Methods for producing droplets for use in capsule-based electrophoretic displays
10/11/2000CN2400192Y 振动器 Vibrator
10/11/2000CN1269912A Aerogels, Piezoelectric device and uses thereof
10/09/2000CA2268415A1 Single element ultrasonic collimating transducers and a method and apparatus utilizing ultrasonic transducers in 3d tomography
10/05/2000WO2000058031A2 A vibratory separator and a method for sorting solids having a multifrequency vibratory systems
10/04/2000EP1039975A1 Piezoelectric transducer with a temperature-sensitive component
10/03/2000US6128250 Bottom-deployed, upward looking hydrophone assembly
10/03/2000US6125706 High temperature electromagnetic acoustic transducer
09/2000
09/28/2000WO2000057495A1 Ultrasonic transducer, transducer array, and fabrication method
09/28/2000WO2000056999A1 Poker vibrator with frequency converter
09/28/2000DE19910037A1 Elektroakustisches Unterwasser-Ortungsgerät Electro-acoustic underwater locating device
09/27/2000EP1038068A1 Method and apparatus for vibrating an object
09/26/2000US6123673 Method of making an ultrasound transducer assembly
09/26/2000US6122970 Ultrasonic transducer
09/26/2000US6122969 Main bang recovery EMAT
09/26/2000US6122968 Delay line for an ultrasonic probe and method of using same
09/21/2000WO2000055959A1 Vibrator assembly for mobile telephone
09/21/2000WO2000055841A1 Buzzer with zener diode in discharge path
09/21/2000WO2000055824A1 A vibrator and a method of controlling a vibrator
09/21/2000WO2000055430A1 Device for generating mechanical vibration
09/21/2000WO2000054897A2 Low profile acoustic sensor array and sensors with pleated transmission lines and related methods
09/20/2000EP1036600A1 Device for driving vibration actuator
09/20/2000CN2396898Y Low-noise non-balanced block type mechanical vibration generator
09/20/2000CN1267118A Motor for generating vibration signal
09/20/2000CN1267117A Flat vibration motor and portable device having same
09/20/2000CN1266726A Acoustic radiation plate of dual-frequency ultrasonic radiator
09/19/2000CA2187839C Device for monitoring a predetermined level of a liquid in a container
09/14/2000WO2000053340A1 Electro-acoustic underwater detector
09/13/2000EP1035633A1 Motor for generating vibrational signal
09/13/2000EP1034745A1 A therapeutic endo-rectal probe, and apparatus constituting an application thereof for destroying cancer tissue, in particular of the prostate, and preferably in combination with an imaging endo-cavitary-probe
09/13/2000EP1034610A1 Acoustic resonator power delivery
09/13/2000EP0763233B1 Impedance-matching composite material for an ultrasonic phased array and a method of making
09/13/2000CN2395826Y Non-sinusoidal vibration generator driven by machinery
09/13/2000CN1266302A Hexahedron shaped vibration motor
09/13/2000CN1056478C Vibration generating motor for a portable apparatus
09/12/2000US6118208 Film tensioning apparatus
09/12/2000US6116408 Apparatus and system for controlling the operating frequency of an electromagnetic vibratory feeder at a submultiple of the power line frequency
09/12/2000US6116091 System for diagnosing unexpected noise in a multi-component assembly
09/12/2000CA2214961C Ultrasonic apparatus
09/12/2000CA2021395C Ultrasonic generator with a piezoelectric converter
09/08/2000WO2000051749A1 Shaker table assembly for a test chamber
09/08/2000WO2000026899A3 Rms process tool
09/07/2000DE10007455A1 Piezoelectric acoustic device e.g. for buzzer has insulator cap held with adhesive to diaphragm
09/06/2000EP1033179A2 Electroacoustic transducer arrangement
09/06/2000CN2394727Y Super magnetic striction ground sound wave transmission energy converter
09/06/2000CN2394726Y Sound wave transmitting energy convertor in super magnetic striction well
09/05/2000US6114798 Stacked element and vibration drive device
09/05/2000US6113546 Off-aperture electrical connection for ultrasonic transducer
09/05/2000US6112883 Vibratory distribution conveyor
09/05/2000US6112596 Shaker table assembly for a test chamber
08/2000
08/31/2000WO2000050180A1 Roller vibrator
08/31/2000DE19916891C1 Equipment for generating acoustic waves incorporates a switching device and a high-voltage capacitor to be discharged by this switching device
08/31/2000DE19908073A1 Rollenvibrator Role vibrator
08/30/2000EP0754097B1 Immersible vibrating unit for cleaning objects
08/30/2000CN1264828A Vibration detector and its method
08/29/2000US6111818 Low voltage piezoelectric actuator
08/29/2000US6111497 Buzzer with Zener diode in discharge path
08/29/2000US6110314 Ultrasonic transducer array and method of manufacturing the same
08/29/2000US6109502 Ultrasonic vibration bonding resonator
08/29/2000US6109111 Concrete vibrator monitor
08/29/2000US6109108 Electromagnetic acoustic transducer EMAT and inspection system with EMAR
08/29/2000CA2208617C Support unit for ultrasonic vibration resonator
08/24/2000WO2000049598A1 Arrays of quasi-randomly distributed ultrasound transducers
08/24/2000DE10004060A1 Twist oscillator for e.g. oscillating cutting apparatus, bonding apparatus, has front component and back component whose diameter is reduced away from electrostrictive elements
08/23/2000CN1264104A Piezoelectric acoustic assembly