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)
10/1984
10/24/1984EP0122275A1 Inherent delay line ultrasonic transducer and systems
10/23/1984US4478085 Ultrasound diagnosis apparatus
10/17/1984EP0121947A2 Layered product with flexible regions for reducing noise caused by an object and/or in the air from acoustically excited surfaces
10/16/1984US4477505 Using polyurethane foam
10/11/1984WO1984003982A1 Sound-adjusting plate
10/10/1984EP0120925A1 Variable delay memory system
10/09/1984US4476572 Partition system for open plan office spaces
10/09/1984US4476183 Thermoformable laminate structure with improved acoustical absorption
10/09/1984US4475376 Apparatus for testing ultrasonic transducers
10/03/1984EP0120657A1 Dual function ultrasonic transducer assembly
10/03/1984EP0120410A2 Ultrasonic probe device
10/03/1984EP0120073A1 Ultrasonic imaging system with correction for velocity inhomogeneity and multipath interference, using an ultrasonic imaging array
10/03/1984EP0120040A1 Ultrasonic measurement.
10/02/1984US4475229 Device for producing artifical reverberation
10/02/1984US4474184 Bubble trap for ultrasound scanhead
09/1984
09/26/1984EP0119911A1 Method of ultrasonic imaging using a linear array of transducer elements
09/26/1984EP0119855A2 Ultrasonic transducers having improved acoustic impedance matching layers
09/25/1984US4473906 Active acoustic attenuator
09/25/1984US4472973 Ultrasonic flaw detecting apparatus of electronically scanning type
09/25/1984CA1175134A1 Beamforming apparatus and method for ultrasonic imaging systems
09/19/1984EP0119019A1 Ultrasonic diagnosis system
09/19/1984EP0118837A2 Ultrasonic transducer
09/18/1984US4471785 Ultrasonic imaging system with correction for velocity inhomogeneity and multipath interference using an ultrasonic imaging array
09/12/1984EP0118206A1 Piezoelectric scanning systems for ultrasonic transducers
09/11/1984US4470308 Arc scan ultrasonic imaging system having diverging lens and path-length compensator
09/11/1984US4470305 Annular array used as a horn transducer
09/04/1984US4470026 Acoustical wax on a surface wave device
09/04/1984US4469976 Single-side connected transducer
09/04/1984US4469921 Horn type loudspeaker
09/04/1984US4469736 Planar element for the absorption of air-transmitted sound and method of manufacturing the same
09/04/1984US4469656 Method for forming embossed acoustical tile
08/1984
08/29/1984EP0116823A1 Ultrasonic transducer
08/28/1984US4468431 Vibration damping thermal insulation for aerospace craft
08/21/1984US4467273 Interchangeable component identification system
08/21/1984US4466286 Scanner for scanning an object by means of ultrasonic radiation
08/21/1984CA1173146A1 Scanner for scanning an object by means of ultrasonic radiation
08/14/1984US4465725 Noise suppression panel
08/14/1984US4465160 Horn speaker
08/07/1984US4463610 Tuned vibration detector
08/07/1984CA1172347A1 Ultrasonic sensing
08/02/1984WO1984002998A1 Acoustic absorption for alveolar material
08/01/1984EP0114764A2 Interface device for acoustic wave reflection
08/01/1984EP0114595A2 Ultrasonic imaging system
08/01/1984EP0114547A2 Acoustic system with parametric multi-bundle antennas
07/1984
07/31/1984US4463454 For use in a marine vehicle
07/31/1984US4463049 Resilience layer with crosslinked filler
07/31/1984US4462255 Piezoelectric scanning systems for ultrasonic transducers
07/25/1984EP0113761A1 Electronic outdoor warning siren
07/24/1984US4462092 Arc scan ultrasonic transducer array
07/24/1984US4461796 Sound damping materials
07/18/1984EP0113594A2 Ultrasonic Diagnostic Apparatus Using an Electro-Sound Transducer
07/18/1984EP0113475A2 Sheet-like part with sound clamping and stiffening effect
07/17/1984US4460987 Variable focus sonar with curved array
07/17/1984US4460061 Apparatus for increasing directivity of a sound source
07/17/1984US4459854 Ultrasonic transducer coupling member
07/17/1984US4459853 Ultrasonic measuring system
07/17/1984US4459852 Acoustic microscope using line-focus acoustic beam
07/17/1984US4459850 Apparatus for picking-up and analyzing emitted accoustic and ultrasonic signals in hollow bodies
07/17/1984CA1170852A1 Acoustical heat pumping engine
07/10/1984US4458689 Ultrasound scanner with mapped data storage
07/10/1984US4458534 Ultrasonic transducer probe for providing beams with adjustable angle
07/10/1984US4458533 Apparatus for ultrasonic scanning
07/04/1984EP0112688A2 Multiple beam lens transducer with collimator for sonar systems
07/04/1984EP0112594A1 Ear protector for keeping down sound and associated filter
07/03/1984US4457311 Ultrasound imaging system for scanning the human back
07/03/1984US4457177 Ultrasonic transmitter
07/03/1984US4457175 Insonification apparatus for an ultrasound transmission system
06/1984
06/27/1984EP0111978A2 Surface acoustic wave device
06/26/1984US4456982 Imaging system with multiple, simultaneous transmissions
06/26/1984US4456849 Piezoelectric ultrasonic transducer with damped suspension
06/26/1984US4456210 Transducer mounting
06/26/1984US4455873 Ultrasonic probe
06/26/1984US4455872 Rotating ultrasonic scanner
06/20/1984EP0111047A1 Apparatus to generate a succession of impulse-shock wave pulses
06/19/1984US4455630 Device for forming an image by means of ultrasound
06/19/1984US4454764 Roller-ball ultrasonic imaging module
06/19/1984US4454763 Rotary ultrasonic scan head including fluid drive
06/13/1984EP0110593A2 Ultrasonic scanning apparatus and techniques
06/13/1984EP0110480A2 Phased array transducer apparatus
06/12/1984US4454597 Conformal array compensating beamformer
06/12/1984US4453409 Ultrasonic sector scanner utilizing rotating transducer
06/05/1984US4452841 Unsupported shaped sound barrier component
06/05/1984US4452335 Sound absorbing structure for a gas turbine engine
06/05/1984US4452334 Tunable damper for an acoustic wave guide
06/05/1984US4452084 Inherent delay line ultrasonic transducer and systems
06/05/1984US4452083 Ultrasonic diagnosis device
06/05/1984CA1168782A1 Highly filled thermoplastic compositions based on ethylene interpolymers and processing oils
05/1984
05/30/1984EP0109869A1 Digital sonar beam-forming apparatus
05/30/1984EP0109587A1 Transformer with an oil-cooled active part and sound reducing resonators
05/29/1984US4450931 Structure for decreasing low frequency air vibration
05/22/1984US4450544 Absorptive sonar baffle
05/22/1984US4450542 Multiple beam lens transducer for sonar systems
05/22/1984US4450321 Circuit for producing noise generation for sound masking
05/22/1984US4450195 Hygienic absorbent and use of a plastic foil in the absorbent
05/22/1984US4449607 Soundproofing for a gas pipe, in particular for the fan jet of a turbojet, and equipment for its fabrication
05/22/1984CA1167959A1 Purging and expansion mechanism
05/22/1984CA1167957A1 Sonar apparatus
05/16/1984EP0108190A2 Shock wave reflector
05/16/1984EP0108083A1 Method of and apparatus for active vibration isolation
05/15/1984US4449235 Electronic cancelling of acoustic traveling waves