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