Patents
Sitemap › G10 - Musical instruments; Acoustics › G10K - Sound-producing devices; methods or devices for protecting against, or for damping, noise or other acoustic waves in general; Acoustics not otherwise provided 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
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)
12/1982
12/28/1982US4365515 Ultrasonic sensing
12/23/1982WO1982004506A1 Control system for a motor driven machine
12/23/1982WO1982004479A1 Method and apparatus for reducing repetitive noise entering the ear
12/21/1982US4365321 Sonic logging tool
12/21/1982US4364594 Railway wheel vibration damping device
12/15/1982EP0066876A1 Ultrasonic imaging apparatus
12/14/1982US4363990 Surface acoustic wave transducer
12/08/1982EP0066343A1 Method and apparatus for measuring ultrasonic attenuation characteristics
12/07/1982US4362223 Sound absorbing device
12/07/1982US4362222 Arrangement for damping and absorption of sound in rooms
12/07/1982CA1137211A1 Variable delay system
11/1982
11/25/1982WO1982004157A1 Installation for transmiting and receiving focused ultrasonic waves
11/23/1982CA1136262A1 Electro-acoustic transducer with horn and reflector
11/23/1982CA1136257A1 Broadly tuned directional transducer
11/23/1982CA1136252A1 Electromagnetically and acoustically shielded window
11/17/1982EP0064677A1 Multilayered planar bracing member
11/16/1982US4359659 Piezoelectric shock wave detector
11/09/1982US4358835 Method and device for matching the reflector of an acoustic echo ranging system
11/09/1982US4358834 Self-deploying buoy system
11/09/1982CA1135167A1 Expanded reinforcing sheet material, its method of manufacture, and sheet material reinforced therewith
11/03/1982EP0063715A1 Sound insulating plate
11/02/1982US4357688 Low cost sonobuoy
11/02/1982US4356884 Acoustical enclosure system
11/02/1982US4356883 Ellipticized rubber acoustical lens providing balanced astigmatism
10/1982
10/28/1982WO1982003595A1 Apparatus and method for producing surface molded panel
10/26/1982US4356422 Acoustic transducer
10/26/1982US4355914 Acoustic hood with glare shield
10/26/1982US4355643 Vacuum cup doppler flow transducer and method for using same
10/26/1982US4355578 Railway wheels and rails damping structures
10/26/1982CA1134492A1 Transmit receive transducer array and ultrasonic imaging system
10/20/1982EP0062686A1 Adjustable position sonar transducer depth finder
10/13/1982EP0062477A1 Ultrasonic measuring apparatus
10/13/1982EP0062390A1 Scanner for scanning an object by means of ultrasonic radiation
10/13/1982EP0062166A2 Sound-proofed apparatus housing, and method for its manufacture
10/12/1982US4354132 Ultrasonic transducer with a plastic piezoelectric receiving layer and a non plastic transmitting layer
10/12/1982US4354130 Operable at ultra-high frequency
10/12/1982US4353586 Vibration damped railway wheel
10/12/1982US4353433 Damping covering
10/12/1982US4353258 Compound angle wedges for coupling ultrasound into a curved surface object
10/12/1982CA1133625A1 Devices using ultrasounds for forming images, in particular for the internal examination of the human body
10/05/1982US4352294 Optical system for scanning a part with a beam and especially an ultrasonic or electromagnetic beam
09/1982
09/30/1982WO1982003160A1 Device for communicating between users of a vehicle
09/29/1982EP0061033A1 Electrostatic voltage sensor
09/28/1982US4352039 Sonic transducer
09/28/1982US4352038 Acoustical transmission wave guide assembly for predicting failure of structured members
09/28/1982CA1132719A1 Vacuum encapsulation for surface acoustic wave (saw) devices
09/21/1982US4351038 Ultrasonic examination and imaging
09/21/1982US4350917 Frequency-controlled scanning of ultrasonic beams
09/21/1982US4350045 Apparatus and method for characterizing an acoustic field
09/21/1982CA1132240A1 Ultrasonic nondestructive testing device
09/15/1982EP0059785A1 Ultrasound applicator
09/14/1982US4349898 Sonic weapon system
09/14/1982US4349796 Devices incorporating phonon filters
09/14/1982US4349292 In-flight hydrophone deployment system for underwater vehicles
09/14/1982US4349082 Acoustical damping element and method of forming same
09/14/1982US4348904 Acoustic impedance matching device
09/14/1982CA1131752A1 Apparatus for ultrasonic imaging
09/14/1982CA1131750A1 Device for scanning and display by means of ultrasonic waves
09/07/1982US4347911 Acoustic headset
09/07/1982CA1131340A1 High resolution rotating head ultrasonic scanner
09/07/1982CA1131339A1 Formation of sonar channels by charge-coupled devices
08/1982
08/31/1982US4347592 Sonar
08/31/1982US4346867 Transport mechanism for ultrasonic scanner
08/31/1982US4346782 Method of producing an improved vibration damping and sound absorbing coating on a rigid substrate
08/25/1982EP0058587A1 Dioptric device for magnetostatic waves
08/25/1982EP0058422A2 A shock or pressure wave detecting transducer assembly
08/24/1982CA1130144A1 Inertially released jettisonable airborne buoy
08/17/1982US4345176 Temperature compensated gallium arsenide surface acoustic wave devices
08/17/1982US4344504 Directional loudspeaker
08/17/1982US4344327 Electronic scanning ultrasonic diagnostic system
08/17/1982CA1129984A1 Two-dimensional linear b-scan ultrasound diagnostic apparatus with phase and amplitude tapering
08/11/1982EP0057621A2 Sound damping device for gas tubes, especially for the blower of a turbo-reactor and apparatus for its production
08/11/1982EP0057506A1 Ultrasonic transducers
08/11/1982EP0057497A1 Noise control apparatus
08/10/1982US4344159 Ultrasonic transducer
08/10/1982US4344049 Surface wave component
08/10/1982US4343186 Vibration pickup
08/10/1982CA1129269A1 Structural material for acoustic machines and instruments
08/03/1982CA1129069A1 Electroacoustic transducer filter assembly
08/03/1982CA1129062A1 Ultrasonic sector scanner
08/03/1982CA1128873A1 Loudspeaker coupler
07/1982
07/27/1982US4341120 Ultrasonic volume measuring system
07/21/1982EP0056302A1 Electroacoustic transducer
07/20/1982US4340944 Ultrasonic echographic probe having an acoustic lens and an echograph incorporating said probe
07/20/1982US4340129 Acoustical laminate construction and attenuated systems comprising same
07/20/1982CA1127974A1 Noise suppression arrangement for engine enclosures
07/14/1982EP0055743A1 Variable density board having improved thermal and acoustical properties and method and apparatus for producing same
07/13/1982US4339018 Sound absorbing structure
07/13/1982US4338821 Liquid crystal cell for acoustical imaging
07/13/1982US4338820 Method and apparatus for generating and detecting acoustic surface waves particularly useful in the non-destructive testing of materials
07/13/1982CA1127750A1 Ultrasonic imaging apparatus
07/06/1982US4337843 Sonic waveguide arrangement using different waveguides and technique for coupling the waveguides together
06/1982
06/23/1982EP0054383A1 Flare having noise attenuation
06/23/1982EP0054318A1 Device for forming an image by means of ultrasonic beams
06/23/1982EP0054045A1 Receiver for a multi-element ultrasonic probe echograph.
06/22/1982US4336607 Beamformer having random access memory delay
06/22/1982US4336514 Acoustic wave devices
06/22/1982US4335802 A multilayer panel formed from an aromatic polyamide cloth
06/22/1982US4335797 Noise suppression arrangement for engine enclosures
06/16/1982EP0053834A1 Beamforming apparatus and method for ultrasonic imaging systems
1 ... 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212