Patents
Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020)
09/1999
09/29/1999EP0945187A2 Compacting installation with vibratory drive
09/29/1999CN1230320A Mode tracking transducer driver for non-linear transducer
09/28/1999US5959939 Electrodynamic driving means for acoustic emitters
09/28/1999US5959390 Apparatus for tuning and controlling an ultrasonic handpiece having both a programmable broad spectrum source and a single frequency source
09/28/1999US5957851 Extended bandwidth ultrasonic transducer
09/28/1999US5957850 Multi-array pencil-sized ultrasound transducer and method of imaging and manufacture
09/24/1999CA2266762A1 Unbalanced vibrator for stone forming machines
09/23/1999WO1999048083A1 Inertial/audio unit and construction
09/23/1999WO1999047757A1 A vibrating device and a method for driving an object by vibration
09/23/1999WO1999047209A1 Ultrasonic treatment controller
09/23/1999DE19809206A1 Ultraschallwandlereinrichtung mit Zentrier-Formteil Ultrasonic transducer means with centering molding
09/22/1999EP0944156A2 Vibration generating device, and method for mounting weight to the same
09/22/1999EP0943903A1 Mass sensor and mass detection method
09/22/1999EP0942696A1 Ultrasonic handpiece with multiple piezoelectric elements and heat dissipator
09/22/1999CN1229298A Vibration generation system and method for mounting counterbalance on the vibration generation system
09/21/1999US5956293 Flexural plate sound transducer having low resonant frequency
09/21/1999US5955823 High power ultrasonic transducer
09/21/1999CA2007096C Shock-resistant flextensional transducer
09/16/1999WO1999046059A1 Collapsible annular acoustic transmission antenna
09/14/1999US5950291 Method of manufacturing a conformable composite acoustic transducer panel
09/10/1999WO1999045599A1 Piezo-electric device, variants, method for using the piezo-electric device and variants
09/10/1999WO1999044674A2 Piezo-electric device, variants, method for using the piezo-electric device and variants
09/08/1999EP0940801A2 Ultrasonic transducer with moulded centering element
09/08/1999CN2336880Y Power-making apparatus
09/07/1999US5949741 Dual-section push-pull underwater projector
09/07/1999US5947364 For terminal treatment of an electric cable
09/07/1999CA2185073C Ultrasonic transducer
09/01/1999EP0901719A4 Non-linear reciprocating device
09/01/1999CN1227696A Taut armature reciprocating impulse transducer
09/01/1999CN1227513A Vibration generator for reporting and portable communication equipment using the same
09/01/1999CN1227138A Vibrational pelletizing nozzle
09/01/1999CN1227137A Electromagnetic vibrator for pelletizing nozzle and its vibrating mode
08/1999
08/31/1999US5946273 Arrangement for determining the distance of objects
08/31/1999US5945772 Damped resonant piezoelectric alerting device
08/31/1999US5945770 Multilayer ultrasound transducer and the method of manufacture thereof
08/25/1999EP0938143A1 Piezoelectric/electrostriction device
08/19/1999WO1999041020A1 Electronic apparatus
08/18/1999EP0804294B1 Vibration generator and machine with such a generator
08/18/1999EP0801595B1 Acoustic probe and method for making same
08/17/1999US5938677 Control system for a phacoemulsification handpiece
08/17/1999US5938615 Ultrasound catheter probe
08/17/1999US5938612 Multilayer ultrasonic transducer array including very thin layer of transducer elements
08/17/1999US5938608 Therapy apparatus for carrying out treatment with focused ultrasound
08/17/1999US5938001 Vibratory conveyor apparatus with phase-optimized conveyor drive
08/12/1999WO1999040397A1 Device at piezoelectric crystal oscillator
08/10/1999US5936516 Vibrating apparatus and method therefor
08/10/1999US5936207 Vibration-transmitting tablet and coordinate-input apparatus using said tablet
08/10/1999US5936162 Method for the production of ultrasound waves for nondestructive materials testing and an ultrasound test instrument
08/10/1999CA2144597C Improved emat probe and technique for weld inspection
08/05/1999WO1999013681A3 Aerogels, piezoelectric devices, and uses therefor
08/04/1999CN1225041A Ultrasonic transducer with a disk-shaped quarter wave length transformer
08/03/1999US5932807 Device for the non-destructive testing of hollow tubular objects by means of ultrasound
08/03/1999US5931785 Ultrasonic transducer having elements arranged in sections of differing effective pitch
08/03/1999US5931367 Removable bonding working portions for an ultrasonic welder
07/1999
07/28/1999EP0932044A1 Bimorph piezoelectric device for acceleration sensor and method of its manufacture
07/28/1999EP0931421A1 Mode tracking transducer driver for a non-linear transducer
07/28/1999CN2330423Y Block eccentric box type self-synchronizing straight-line vibrator
07/27/1999US5929552 Ultrasonic vibrator
07/21/1999EP0929825A1 Two-dimensional array transducer and beamformer
07/21/1999EP0726815B1 Vibratory screening apparatus
07/20/1999US5925968 Piezoelectric vibrator, piezoelectric vibrator device having the same and circuit device having the piezoelectric vibrator device
07/15/1999WO1999034935A1 A vibrating aggregate
07/15/1999WO1999034934A1 Alerting device and radio communication device having the alerting device
07/15/1999DE19801062A1 Sound wave transmitter for driving animals off the road or railway
07/14/1999CN2328435Y Low noise vibrative stick
07/13/1999US5922170 Hollow vibrational horn
07/13/1999US5920972 Interconnection method for a multilayer transducer array
07/13/1999CA2119954C Ultrasound transducers with reduced sidelobes and method for manufacture thereof
07/07/1999EP0927005A1 Method of continuous control of tip vibration in a dental scalar system
07/07/1999CN1222102A Stacked rotary acoustic horn
07/06/1999US5920523 Two-dimensional acoustic array and method for the manufacture thereof
07/01/1999WO1999032236A1 Piezoelectric transducer with a temperature-sensitive component
07/01/1999DE19820208A1 Piezoelektrischer Schwinger A piezoelectric vibrator
06/1999
06/30/1999EP0926745A2 Ultrasonic motor and control circuitry thereof
06/30/1999EP0926491A1 Ultrasonic measuring apparatus and system and the use thereof
06/30/1999EP0925090A1 Improved apparatus for ultrasonic therapeutic treatment
06/30/1999EP0776474A4 Electromagnetic acoustic transducer
06/29/1999US5917271 Piezo-electric driving device
06/29/1999US5917266 Control apparatus for intermittently driving actuator, powder feeder and servo system utilizing thereof
06/24/1999WO1999031932A1 Mechanical acoustic crossover network and transducer therefor
06/24/1999WO1999031498A1 Method and device for monitoring phase transitions
06/24/1999WO1999030842A1 Method and device for monitoring phase transitions
06/23/1999EP0923715A1 Method of stimulating an oscillator control for capacitive measurement of strength, acceleration and/or rotation speed
06/23/1999CN1043743C Vibration generator and machine with such generator
06/23/1999CN1043742C Ultrasonic transducer array with apodized elevation focus
06/22/1999US5914841 Circuit for driving magnetostrictive device
06/22/1999US5913825 Ultrasonic probe and ultrasonic survey instrument
06/22/1999CA2218772A1 Water hammer driven vibrator
06/22/1999CA2093849C Controller for input-queued packet switch
06/17/1999DE19844961A1 Ultrasound drive for medical and surgical vibrator e.g. for cutting, blood coagulation
06/17/1999DE19839289A1 Electroacoustic converter e.g. for ultrasound transmitter especially for medical applications and diagnosis
06/16/1999EP0921864A1 Flexural plate sound transducer having low resonant frequency
06/16/1999EP0921757A1 Ultrasonic array with attenuating electrical interconnects
06/15/1999US5912608 Planar type electromagnetic actuator
06/15/1999US5912538 Torque amplification for ice breaking in an electric torque motor
06/15/1999US5911692 Sparse two-dimensional wideband ultrasound transducer arrays
06/15/1999US5911280 Apparatus and method for reducing transverse vibrations in unbalanced-mass vibrators
06/15/1999US5911232 Ultrasonic cleaning device
06/15/1999CA2157652C Method of operating an ultrasonic piezoelectric transducer and circuit arrangement for performing the method
06/10/1999WO1999028052A1 Device for driving vibration actuator