Patents
Patents for G10K 11 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general (21,150)
09/1986
09/16/1986US4611685 Acoustic logging in low velocity formations
09/16/1986US4611494 Ultrasonic imaging apparatus using digital control
09/16/1986CA1211381A1 Defined-coverage loudspeaker horn
09/16/1986CA1211360A1 Means for attenuating sound energy, and method of manufacture thereof
09/03/1986EP0193457A1 Multilens acoustic device with variable magnification and focus
09/03/1986EP0193048A2 Ultrasonic transducer
09/02/1986US4608983 Generation for shock waves for contactless destruction of concrements in a living being
09/02/1986US4608979 Apparatus for the noninvasive shock fragmentation of renal calculi
09/02/1986US4608868 Ultrasonic reflex transmission imaging method and apparatus
08/1986
08/27/1986EP0192379A2 Improvements relating to noise reduction arrangements
08/27/1986CN85100716A High frequency acoustic absorbent and it's manufacture process
08/27/1986CN85100715A A semi-solid damping material
08/26/1986US4608507 Damping device for focused piezoelectric transducer
08/26/1986US4608104 Layers of foamed thermoplastic material bonded to polymer impregnated fabric
08/26/1986US4607466 Method and apparatus for controlling reverberation of sound in enclosed environments
08/26/1986CA1210340A1 Noise barrier
08/26/1986CA1210336A2 Electronic stereo reverberation device with doubler
08/20/1986EP0191546A2 Ultrasonic transducer probe drive mechanism with position sensor
08/20/1986EP0054045B1 Receiver for a multi-element ultrasonic probe echograph
08/19/1986US4607186 Ultrasonic transducer with a piezoelectric element
08/14/1986WO1986004668A1 Sound attenuation box
08/13/1986CN85100483A Material for low and high frequency ultrasonic transducer
08/12/1986US4605091 Sound insulating apparatus
08/06/1986EP0189756A1 Device for the production of out-of-phase sound shock waves
08/06/1986EP0189520A1 Method of making an ultrasonic array antenna
08/05/1986US4604736 Digital device for the formation of sonar channels
08/05/1986US4604697 Body imaging using vectorial addition of acoustic reflection to achieve effect of scanning beam continuously focused in range
08/05/1986US4603701 Stand-off device with special fluid
07/1986
07/30/1986EP0188750A1 Shock sound waves apparatus for the disintegration of calculi
07/29/1986US4603408 Synthesis of arbitrary broadband signals for a parametric array
07/23/1986EP0188017A1 Electroacoustic calling device
07/22/1986US4602245 General purpose modular acoustic signal generator
07/22/1986US4602184 Apparatus for applying high frequency ultrasonic energy to cleaning and etching solutions
07/22/1986US4601292 Steerable Doppler transducer probes
07/22/1986CA1208351A1 Method and devices for absorbing acoustical or mechanical vibrational nuisances
07/22/1986CA1208350A1 Methode and device for the absorption of accoustical nuisances
07/16/1986EP0187154A1 Ultrasonic imaging system
07/15/1986US4600863 Method of and apparatus for active vibration isolation
07/15/1986US4600619 Aromatic polyamidd laminate, honeycombs
07/15/1986US4600078 Sound barrier
07/09/1986EP0187103A1 Vertical marine streamer
07/09/1986CN86100174A Ultrasonic transducer probe drive mechanism with position sensor
07/09/1986CN85108660A Vltrasonic device
07/02/1986EP0186449A1 Underwater transducers
07/02/1986EP0186231A2 Ultrasonic scanning device with elastic bumper
07/02/1986EP0185839A2 Sound-absorbing body made of foam material
07/02/1986CN85100572A Static electricity stimulator
07/01/1986US4597293 Scanning acoustic microscope
06/1986
06/19/1986WO1986003392A1 Device for determining the mobility of body limbs
06/17/1986USRE32183 Sound projection system
06/17/1986US4596033 Attenuation of sound waves
06/17/1986US4596007 Interferometric sonar in non-linear acoustics
06/17/1986US4595515 Vibration-isolating article
06/11/1986EP0184337A1 Steerable doppler transducer probes
06/10/1986US4594695 Methods and device for attenuating spurious noise
06/04/1986EP0183583A1 Ultrasonic device
06/04/1986EP0183312A2 Ultrasonic scanning apparatus
06/04/1986EP0183236A2 Apparatus for the contactless disintegration of concrements in the bodies of living beings
06/03/1986US4592292 Method and apparatus for activating large particles
06/03/1986US4592236 Container monitoring system using ultrasonic seals
05/1986
05/21/1986CN85203793U Music candle
05/20/1986US4589415 Method and system for fragmenting kidney stones
05/20/1986US4589284 Ultrasonic tomography unit
05/13/1986US4589133 Attenuation of sound waves
05/13/1986US4587971 Ultrasonic scanning apparatus
05/13/1986US4587965 Ear protector for keeping down sound and associated filter
05/13/1986US4587848 Mechanism for attaching ultrasonic head of ultrasonic microscope
05/09/1986WO1986002723A1 Transducer with reduced acoustic reflection
04/1986
04/29/1986US4585685 Acoustically porous building materials
04/23/1986EP0178854A2 Ultrasonic horn assembly
04/23/1986EP0178346A1 Ultrasonic transducer
04/23/1986CN85202694U Sound box of bell shape
04/22/1986US4584232 Foam material sound absorption
04/22/1986US4583615 Method and apparatus for controlling noise
04/22/1986CA1203613A1 Interference suppression unit for a sonar apparatus
04/15/1986US4582680 Heating and compressing mixture of low melting point alloy of low impedance with high impedance metals
04/09/1986EP0177407A1 Ultrasonic probe for electronic sector scanning, and echoscope incorporating such a probe
04/09/1986EP0176879A1 Ultrasonic compound scanning with an oscillating transducer
04/09/1986EP0176878A1 Ultrasonic compound scanning with a rotating transducer
04/08/1986US4581685 Ultrasonic transducer
04/08/1986US4581070 Multiphase backing materials for piezoelectric broadband transducers
04/08/1986US4580655 Defined coverage loudspeaker horn
04/08/1986US4580451 Ultrasonic sector-scan probe
04/08/1986US4580448 Method and apparatus for ultrasonic measurement of a physical parameter
04/02/1986EP0176415A1 Acoustic microscope with aspherical lenses for the subsurface analysis of an object
04/02/1986EP0176155A1 Apparatus with angular focussing for the ultrasonic echographic examination of media
04/02/1986EP0176038A1 Real-time display of an ultrasonic compound image
04/02/1986CN85202380U Muffler with discharge nozzle of safty valve
04/01/1986US4580251 Ultrasonic distance sensor
04/01/1986US4579193 Acoustic connector
04/01/1986US4579123 Stand-off device
04/01/1986US4579122 Ultrasonic scanner
03/1986
03/26/1986EP0174948A1 Narrow-band beam steering system
03/18/1986US4576048 Method and apparatus for ultrasonic inspection of a solid workpiece
03/18/1986US4576045 Wide aperture ultrasonic scanner employing convex transducer array
03/18/1986CA1202112A1 Ultrasonic transducer
03/13/1986WO1986001670A1 Directional speaker system
03/12/1986EP0174167A2 Ultrasonic transducers for medical diagnostic examination
03/12/1986EP0173864A1 Porous matching layer in an ultrasonic applicator
03/12/1986EP0173717A1 Apparatus for the noninvasive shock fragmentation of renal calculi