BE686513A - - Google Patents

Info

Publication number
BE686513A
BE686513A BE686513DA BE686513A BE 686513 A BE686513 A BE 686513A BE 686513D A BE686513D A BE 686513DA BE 686513 A BE686513 A BE 686513A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE686513A publication Critical patent/BE686513A/xx

Links

Classifications

    • G—PHYSICS
    • 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
    • G10K11/00—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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
BE686513D 1965-09-13 1966-09-06 BE686513A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US486814A US3325779A (en) 1965-09-13 1965-09-13 Transducer

Publications (1)

Publication Number Publication Date
BE686513A true BE686513A (de) 1967-02-15

Family

ID=23933339

Family Applications (1)

Application Number Title Priority Date Filing Date
BE686513D BE686513A (de) 1965-09-13 1966-09-06

Country Status (4)

Country Link
US (1) US3325779A (de)
BE (1) BE686513A (de)
DE (1) DE1487569B2 (de)
GB (2) GB1162801A (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1147381A (en) * 1966-09-02 1969-04-02 Smiths Industries Ltd Improvements in or relating to electromechanical transducer assemblies
US3475633A (en) * 1968-02-12 1969-10-28 Hewlett Packard Co Termination for an ultrasonic transducer
US3555311A (en) * 1969-01-23 1971-01-12 Marquardt Corp High pressure piezoelectric transducer
US3703652A (en) * 1970-02-25 1972-11-21 Mitsubishi Electric Corp Electroacoustic transducer
US3970879A (en) * 1971-12-29 1976-07-20 Sumitomo Electric Industries, Ltd. Piezoelectric acoustic device
US3755698A (en) * 1972-04-25 1973-08-28 Us Navy Free-flooded ring transducer with slow wave guide
US3982142A (en) * 1973-11-05 1976-09-21 Sontrix, Inc. Piezoelectric transducer assembly and method for generating a cone shaped radiation pattern
US3965455A (en) * 1974-04-25 1976-06-22 The United States Of America As Represented By The Secretary Of The Navy Focused arc beam transducer-reflector
US4011473A (en) * 1974-08-26 1977-03-08 Fred M. Dellorfano, Jr. & Donald P. Massa, Trustees Of The Stoneleigh Trust Ultrasonic transducer with improved transient response and method for utilizing transducer to increase accuracy of measurement of an ultrasonic flow meter
US4044611A (en) * 1975-07-15 1977-08-30 Matsushita Electric Industrial Co., Ltd. Expendable oceanography probe
FR2394221A1 (fr) * 1977-06-10 1979-01-05 Thomson Csf Dispositif transducteur electro-acoustique reversible a caracteristique de directivite constante dans une large bande de frequences
JPS5462487A (en) * 1977-10-26 1979-05-19 Toshiba Corp Reactor
US4237729A (en) * 1978-06-02 1980-12-09 Howmedica, Inc. Doppler flow meter
US4546459A (en) * 1982-12-02 1985-10-08 Magnavox Government And Industrial Electronics Company Method and apparatus for a phased array transducer
US4689773A (en) * 1982-12-02 1987-08-25 Magnavox Government And Industrial Electronics Company Extendible sonobuoy apparatus
US4887246A (en) * 1983-09-15 1989-12-12 Ultrasonic Arrays, Inc. Ultrasonic apparatus, system and method
US5271406A (en) * 1992-05-22 1993-12-21 Diagnostic Devices Group, Limited Low-profile ultrasonic transducer incorporating static beam steering
KR100386837B1 (ko) * 2001-05-23 2003-06-09 한국해양연구원 평형 압력의 수중음향 트랜스듀서
FR3007926B1 (fr) * 2013-06-27 2016-01-08 Areva Np Transducteur a ultrasons
DE102015207309A1 (de) * 2015-04-22 2016-10-27 Robert Bosch Gmbh Vorrichtung zum Aussenden akustischer Signale in eine Primärrichtung und/oder Empfangen akustischer Signale aus der Primärrichtung
US10065212B2 (en) * 2015-09-04 2018-09-04 Motorola Solutions, Inc. Ultrasonic transmitter
TWI686226B (zh) * 2018-11-22 2020-03-01 國立臺灣大學 超音波細胞刺激裝置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2005741A (en) * 1932-12-15 1935-06-25 Harvey C Hayes Magneto-strictive sound generator
US2753543A (en) * 1952-08-28 1956-07-03 Raytheon Mfg Co Transducers

Also Published As

Publication number Publication date
DE1487569A1 (de) 1969-04-30
DE1487569B2 (de) 1971-11-11
GB1162802A (en) 1969-08-27
US3325779A (en) 1967-06-13
GB1162801A (en) 1969-08-27

Similar Documents

Publication Publication Date Title
BE675223A (de)
BE671633A (de)
BE662704A (de)
BE663744A (de)
BE663951A (de)
BE664770A (de)
BE665466A (de)
BE666639A (de)
BE666805A (de)
BE667886A (de)
BE668590A (de)
BE668848A (de)
BE669436A (de)
BE669769A (de)
BE669842A (de)
BE671091A (de)
BE671542A (de)
BE675202A (de)
BE671769A (de)
BE672043A (de)
BE672117A (de)
BE672334A (de)
BE672661A (de)
BE672745A (de)
BE672919A (de)