Patents
Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020)
05/2000
05/03/2000CN1251981A Sound reduction method and system for jet engines
05/02/2000US6057753 Vibrational transducer
05/02/2000US6057632 Frequency and bandwidth controlled ultrasound transducer
05/02/2000CA2287851A1 Unbalanced vibrator for stone forming machines
04/2000
04/27/2000WO2000023939A1 Piezoelectric transducer for data entry device
04/27/2000WO2000023822A2 Slotted cylinder marine seismic method and source
04/27/2000WO1999062204A9 Single point contact acoustic transmitter
04/27/2000CA2347475A1 Slotted cylinder marine seismic method and source
04/26/2000EP0995260A1 Rotating electric motor system capable of vibrating and method for operating a rotating electric motor capable of vibrating
04/26/2000CN2375390Y Spring stiffness adjustable electromagnetic vibrator
04/26/2000CN2375389Y Apparatus for generating infrasound
04/25/2000US6054796 Positive feedback resonant transducer circuit
04/25/2000US6053906 Ultrasonic operation apparatus
04/25/2000US6053629 Vibration generating device
04/20/2000WO2000022412A1 Piezo-electric viscometer
04/19/2000EP0796213B1 Vibrational conveyor with motion altering phase control
04/18/2000US6050945 Ultrasound front-end circuit combining the transmitter and automatic transmit/receive switch with agile power level control
04/18/2000US6050393 Drive apparatus for driving an oscillator and a powder feeder having the drive apparatus therein
04/18/2000US6049958 High resolution intravascular ultrasound transducer assembly having a flexible substrate and method for manufacture thereof
04/13/2000WO2000020896A1 Piezoelectric converter
04/12/2000EP0992977A2 Acoustic vibration generator
04/12/2000EP0992028A1 Vibrational transducer
04/11/2000US6049159 Wideband acoustic transducer
04/05/2000EP0990271A1 Loudspeaker assembly
04/05/2000CN2372759Y Static rotary strong sound generator
04/04/2000US6046962 Electrodynamic transducer for underwater acoustics
04/04/2000US6046961 Multi-layer tiled array
04/04/2000US6044710 Elliptical vibratory apparatus
04/04/2000US6044533 Method of making an acoustic probe
03/2000
03/30/2000WO2000016966A1 Rotary acoustic horn with sleeve
03/30/2000CA2343141A1 Rotary acoustic horn with sleeve
03/28/2000US6044160 Resonant tuned, ultrasonic electrostatic emitter
03/28/2000US6043590 Composite transducer with connective backing block
03/28/2000US6043589 Two-dimensional transducer array and the method of manufacture thereof
03/23/2000WO2000015413A1 An ultrasound unit
03/23/2000WO2000015412A1 An ultrasound unit
03/22/2000EP0987372A2 A vibrating mechanism and an apparatus of generating vibrations for a vibration compacting roller with a variable amplitude
03/22/2000EP0987371A2 A vibrating mechanism and an apparatus of generating vibrations for a vibration compacting roller with a variable amplitude
03/22/2000CN2369782Y Vibration mechanism of electromagnetic vibrative material discharging machine
03/22/2000CN2369781Y 振动器结构 Vibrator structure
03/22/2000CN1247979A Improved large pulse signal overload correcting electromagnetic acoustic transducer
03/21/2000US6039689 Stripe electrode transducer for use with therapeutic ultrasonic radiation treatment
03/21/2000US6038925 Focal type electromagnetic acoustic transducer and flaw detection system and method
03/21/2000US6038752 Method for manufacturing an ultrasonic transducer incorporating an array of slotted transducer elements
03/15/2000EP0921757A4 Ultrasonic array with attenuating electrical interconnects
03/14/2000US6036796 Closed-loop ultrasonic welding method and apparatus
03/14/2000US6036578 Numerical control unit incorporating ultrasonically oscillating tool
03/08/2000EP0983615A1 Feedback control system for ultrasound probe
03/08/2000CN2367401Y Mechanical-locking type mould-table integrated resonating apparatus
03/08/2000CN1246914A Motors, and bearings therefor
02/2000
02/29/2000US6030346 Ultrasound imaging probe assembly
02/29/2000US6029294 Mechanism for generating wave motion
02/23/2000EP0980292A1 Device for generating directed vibrations
02/23/2000CN2364981Y Series resonance type ultrasound signal source
02/23/2000CN2364963Y Granulating spray head electromagnetic vibrating device
02/22/2000US6028387 Ultrasonic handpiece tuning and controlling device
02/22/2000CA2192743C Vibrator
02/17/2000WO2000007911A1 Vibratory distribution conveyor
02/16/2000EP0979992A1 Micromechanical sensor
02/15/2000US6025670 Miniature, high efficiency dual frequency ultrasonic transducer with selectable beamwidth
02/15/2000CA2137835C Fill-level indicator
02/10/2000WO2000006309A2 Off-aperture electrical connection for ultrasonic transducer
02/10/2000WO2000006308A1 Apparatus and system for controlling the operating frequency of an electromagnetic vibratory feeder at a submultiple of the power line frequency
02/10/2000WO2000006294A1 Agitation device
02/10/2000CA2339130A1 Off-aperture electrical connection for ultrasonic transducer
02/10/2000CA2338683A1 Apparatus and system for controlling the operating frequency of an electromagnetic vibratory feeder at a submultiple of the power line frequency
02/10/2000CA2338284A1 Agitation device
02/09/2000EP0978118A1 Acoustic apparatus and method
02/09/2000CN2362568Y Mechanical ultrasonic solid liquid continuous separator
02/08/2000US6023123 Acoustic vibration generator
02/08/2000CA2203583C Sound or ultrasound sensor
02/03/2000WO2000005805A1 Low frequency vibrator
02/03/2000WO2000005454A1 Rotatable eccentric arrangement
02/03/2000WO2000005001A1 Method of manufacturing a capacitive ultrasound transducer
02/03/2000WO2000004858A1 Mechanism for generating wave motion
02/03/2000DE19833213A1 Ultrasound transmitter arrangement, for therapy or diagnosis
02/02/2000EP0976946A1 Electromagnetic motor and active vibration control device incorporating such a motor
02/02/2000EP0975839A1 Compactor for compacting soil
02/02/2000EP0865327B1 Adjusting device for an unbalance vibrator with adjustable centrifugal moment
02/02/2000CN1243604A Piezoelectric/electrostretch device
02/02/2000CN1243573A Mass sensor and mass detection method
02/02/2000CN1243461A Method for making a sonoprobe
02/02/2000CN1048925C Support unit for ultrasonic vibration resonator
02/01/2000US6020675 Ultrasonic probe
02/01/2000US6019179 Vibration tamper
01/2000
01/27/2000DE19832190A1 Magnetically driven vibrator for oscillating conveyor in which pole faces of cores are arranged symmetrically w.r.t. plane passing through carriers
01/26/2000CN1242721A Electric-mechanical-acoustic transducer and method for mfg. same
01/25/2000US6016821 Systems and methods for ultrasonically processing delicate parts
01/20/2000DE19857946C1 Micro vibrating mirror for displays, scanners and optical monitoring systems
01/19/2000EP0973150A2 Ultrasonic transducer and method for its manufacturing
01/19/2000EP0973149A2 Ultrasonic transducers
01/19/2000CN1241851A Vibration generator for small-size wireless (radio) device
01/18/2000US6014898 Ultrasonic transducer array incorporating an array of slotted transducer elements
01/13/2000WO2000001460A1 Material and fuel delivery device
01/13/2000DE19920348A1 Regulating device for adjusting static moment resulting from unbalanced mass vibration generators
01/13/2000DE19830296A1 Verfahren und Vorrichtung zur Beeinflussung des Fließverhaltens Method and device for influencing the flow behavior
01/13/2000DE19829407A1 Oscillation detector with pressure sleeve e.g. knock sensor for car IC engine
01/12/2000EP0971557A2 Ultrasonic foil transducer
01/12/2000EP0971217A2 System for diagnosing unexpected noise in multi-component assembly
01/12/2000EP0970795A1 Method and apparatus for influencing the flow properties