Patents
Patents for B06B 1 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency (14,020)
09/1997
09/10/1997EP0794136A1 Vibrator conveyor using resonant frequency
09/10/1997EP0793811A1 Acoustic transmitter
09/09/1997US5664456 Ultrasonic transducer
09/04/1997DE19607900A1 Vibrator table installation with tension or pressure elements
09/02/1997US5663931 Segmentation and polarization in a hydrophone crystal
08/1997
08/28/1997WO1997022424A3 Device and process for machining away hard surfaces, in particular road surfaces
08/27/1997EP0791406A1 Device for torsionally vibrating a rotating shaft
08/27/1997EP0791405A2 Vibration actuator for pager
08/26/1997US5661359 Vibration type motor device
08/20/1997CA2197821A1 Device for subjecting a shaft to a combined simple rotation and alternating rotation of limited extent about its own axis
08/20/1997CA2197534A1 Vibration actuator for pager
08/19/1997US5658408 Method for processing workpieces by ultrasonic energy
08/14/1997DE19543517A1 Vibrator for compacting concrete or road material
08/12/1997US5657295 Ultrasonic transducer with adjustable elevational aperture and methods for using same
08/12/1997US5656779 Apparatus and method for producing structural and acoustic vibrations
08/12/1997US5656095 Small bubbles are destroyed by intermittent ultrasonic waves, and pressure from the sound of ultrasonic waves in washing water is increased and washing performance is improved
08/12/1997US5655538 Ultrasonic phased array transducer with an ultralow impedance backfill and a method for making
08/12/1997US5655276 Method of manufacturing two-dimensional array ultrasonic transducers
08/06/1997EP0787935A2 A pulsating vibration air generation means
08/06/1997EP0787869A1 Rotary vibrator
08/06/1997EP0544823B1 Ultrasonic load indicating member with transducer
08/05/1997US5654101 Acoustic composite material for an ultrasonic phased array
08/01/1997CA2196152A1 Rotary vibrator
07/1997
07/30/1997EP0786323A1 Welding system and method of setting welding machine parameters
07/30/1997EP0785826A1 Ultrasonic transducer array with apodized elevation focus
07/30/1997EP0785825A1 Deep-sea acoustic transmitter
07/30/1997EP0585407B1 Apparatus for generating vibrational energy in a borehole
07/30/1997CN1155453A Vibration actuator and tuning method therefor
07/29/1997US5652002 Vibration apparatus for concrete molding box
07/24/1997WO1997026508A1 Mass flowmeter
07/24/1997WO1997026090A1 Magnetostrictive actuator
07/24/1997WO1997006649A3 Conformable composite acoustic transducer panel
07/24/1997DE4002002A1 Dual frequency sonar transducer assembly for surface ship
07/24/1997DE19601944A1 System for measuring acoustic values such as sonic speed and/or acoustic impedance in fluids
07/24/1997DE19601349A1 Flowmeter for small amounts with measuring tube vibrated by exciter
07/23/1997EP0785426A1 Test head for non-destructive testing
07/22/1997US5650763 Non-linear reciprocating device
07/22/1997US5650104 Molding deformable materials with use of vibrating wall surfaces
07/22/1997US5649935 Ultrasonic percussion device
07/17/1997WO1997025205A1 Engraving method and apparatus using magnetostrictive actuator
07/16/1997EP0783407A1 Ultrasonic piston converter
07/16/1997EP0619761B1 A nebuliser and nebuliser control system
07/15/1997US5648942 Acoustic backing with integral conductors for an ultrasonic transducer
07/15/1997US5648941 Transducer backing material
07/15/1997US5648833 Motorized instrument for the examination of human eyes
07/09/1997EP0625077B1 Ultrasonic surgical apparatus
07/08/1997US5646380 Drive assembly for acoustic sources
07/08/1997US5645681 Stacked rotary acoustic horn
07/08/1997US5645370 For soil packing
07/03/1997WO1997023865A1 A high resolution intravascular ultrasound transducer assembly having a flexible substrate
07/03/1997DE19548461A1 Vibrating poker attachment for portable hand-held power tool
07/03/1997CA2211196A1 A high resolution intravascular ultrasound transducer assembly having a flexible substrate
07/02/1997EP0782010A1 Linear acoustic antenna and transmit-receive antenna therefor
07/02/1997EP0781994A2 Electromagnetic acoustic transducer and emar system
07/01/1997US5644085 High density integrated ultrasonic phased array transducer and a method for making
06/1997
06/26/1997WO1997022424A2 Device and process for machining away hard surfaces, in particular road surfaces
06/26/1997DE19547698A1 Vorrichtung und Verfahren zum Abfräsen von harten Oberflächen, insbesondere von Straßenbelägen Device and method for milling of hard surfaces, in particular of road surfacings
06/25/1997EP0781071A1 Method to control a buzzer
06/25/1997EP0780164A2 Directional vibrator
06/25/1997EP0663116A4 Electromagnetic transducer.
06/24/1997US5642015 Elastomeric micro electro mechanical systems
06/24/1997US5641908 Ultrasonic diagnostic apparatus
06/19/1997DE19651752A1 Piezoelectric ultrasonic signals transducer with capacitively coupled earthing electrode e.g. for liquid level sensor
06/18/1997EP0779108A2 Acoustic imaging arrays
06/18/1997EP0574574B1 Actuator for active vibration control
06/18/1997CN1152077A Linear compressor having minimal vibrations
06/17/1997US5640371 For down hole well logging operations
06/17/1997US5640370 Two-dimensional acoustic array and method for the manufacture thereof
06/17/1997US5640065 Ultrasonic motor and method of driving the same
06/17/1997US5639160 Platform shaker in three dimensional motion
06/17/1997US5638822 Hybrid piezoelectric for ultrasonic probes
06/17/1997CA2084205C Vehicle horn with electronic solid state energizing circuit
06/11/1997EP0778657A1 Planar electromagnetic actuator
06/11/1997EP0630305B1 Oscillator for continuous casting mould
06/10/1997US5637947 Method and apparatus for operating a generator supplying a high-frequency power to an ultrasonic transducer
06/10/1997US5637800 Ultrasonic transducer array and manufacturing method thereof
06/05/1997WO1997019765A1 Adjusting device for an unbalance vibrator with adjustable centrifugal moment
06/05/1997WO1997019722A1 Apparatus and methods for vibratory intraluminal therapy employing magentostrictive transducers
06/05/1997DE19614240C1 Fluids steriliser used in reprocessing lubricating oil emulsions
06/04/1997EP0776474A1 Electromagnetic acoustic transducer
06/04/1997CN2255318Y Low-frequency sound-wave generator
06/03/1997US5636183 Process and transducers submerged in a fluid for emitting low frequency acoustic waves with lightened horns
06/03/1997US5636147 Method of providing ultrasound electrical impedance matching circuits
06/03/1997US5635788 Control circuit for a piezoelectric vibrator
06/03/1997US5635619 Apparatus and method for driving an ultrasonic transducer
05/1997
05/28/1997EP0775861A2 Apparatus for generating pulsating air
05/28/1997EP0775433A1 Electromagnetic acoustic transducers
05/28/1997DE19543910A1 Verstelleinrichtung für einen Unwucht-Richtschwinger mit verstellbarem Fliehmoment Adjuster for the unbalance directed vibrator with adjustable Fliehmoment
05/28/1997DE19534203C1 Vibration unit for packing and flattening slab=form concrete precast parts
05/27/1997US5633552 Micromechanical device
05/22/1997DE19609443C1 Ultrasound converter e.g. for non-destructive testing
05/20/1997US5630837 Catheter system
05/20/1997US5630420 Ultrasonic instrument for surgical applications
05/15/1997WO1997017145A1 Acoustic probe and method for making same
05/15/1997WO1997017018A1 Aperiodic ultrasound phased array
05/15/1997DE19647712A1 Field probe for ultrasonic flaw detection in steel plate or tube
05/14/1997EP0773530A2 Player apparatus
05/14/1997EP0772891A1 Ultrasound imaging array
05/13/1997US5629906 Ultrasonic transducer
05/13/1997US5629578 Integrated composite acoustic transducer array