GB1529468A - Electroacoustic transducer - Google Patents

Electroacoustic transducer

Info

Publication number
GB1529468A
GB1529468A GB45488/75A GB4548875A GB1529468A GB 1529468 A GB1529468 A GB 1529468A GB 45488/75 A GB45488/75 A GB 45488/75A GB 4548875 A GB4548875 A GB 4548875A GB 1529468 A GB1529468 A GB 1529468A
Authority
GB
United Kingdom
Prior art keywords
mass
cylinders
passage
acoustic
piezoelectric wafers
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB45488/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 by Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB1529468A publication Critical patent/GB1529468A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0611—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements in a pile
    • B06B1/0618—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements in a pile of piezo- and non-piezoelectric elements, e.g. 'Tonpilz'

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB45488/75A 1974-11-08 1975-10-31 Electroacoustic transducer Expired GB1529468A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7437073A FR2290812A1 (fr) 1974-11-08 1974-11-08 Transducteur electroacoustique pour immersion profonde

Publications (1)

Publication Number Publication Date
GB1529468A true GB1529468A (en) 1978-10-18

Family

ID=9144788

Family Applications (1)

Application Number Title Priority Date Filing Date
GB45488/75A Expired GB1529468A (en) 1974-11-08 1975-10-31 Electroacoustic transducer

Country Status (7)

Country Link
US (1) US4068209A (https=)
JP (1) JPS5721160B2 (https=)
BR (1) BR7507373A (https=)
DE (1) DE2550124C2 (https=)
FR (1) FR2290812A1 (https=)
GB (1) GB1529468A (https=)
IT (1) IT1052557B (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2270231A (en) * 1992-08-28 1994-03-02 Thomson Csf Tonpilz transducer protected against shocks
GB2515718A (en) * 2013-02-14 2015-01-07 Roger Thomas Hurrey Piezoelectric Sensor Compression Assembly, Self-Test and Background Sensitivity

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8718968D0 (en) * 1986-08-27 2011-09-21 Thomson Csf Device for noise subtraction for a sonar antenna and sonar including such a device
FR2656971B1 (fr) * 1990-01-05 1992-09-04 Thomson Csf Hydrophone basse frequence et antenne sonar comportant de tels hydrophones.
DE4027949A1 (de) * 1990-09-04 1992-03-05 Honeywell Elac Nautik Gmbh Elektroakustischer wandler
RU2121771C1 (ru) * 1996-06-18 1998-11-10 Центральный научно-исследовательский институт "Морфизприбор" Гидроакустический преобразователь для многоэлементной антенны
FR2776161B1 (fr) 1998-03-10 2000-05-26 Thomson Marconi Sonar Sas Antenne d'emission acoustique annulaire demontable
DE19909485C1 (de) * 1999-03-04 2000-11-30 Stn Atlas Elektronik Gmbh Elektroakustische Wandleranordnung
RU2159020C1 (ru) * 1999-08-13 2000-11-10 Государственное предприятие "Всероссийский научно-исследовательский институт физико-технических и радиотехнических измерений" Гидроакустический преобразователь для морской среды
FR2800229B1 (fr) 1999-10-22 2002-04-05 Thomson Marconi Sonar Sas Transducteur acoustique sous-marin a large bande
FR2809580B1 (fr) 2000-05-26 2002-08-30 Thomson Marconi Sonar Sas Transducteur electrodynamique pour acoustique sous-marine
GB2381691B (en) * 2001-09-27 2003-11-26 Morgan Crucible Co Apparatus and method of manufacturing ultrasonic transducers
RU2209530C1 (ru) * 2002-06-06 2003-07-27 Институт проблем морских технологий ДВО РАН Приемная многоэлементная компенсированная антенна для глубоководного фазового батиметрического гидролокатора бокового обзора
ES2339626B1 (es) * 2007-11-06 2010-12-03 Zunibal, S.L. Transductor ultrasonico perfeccionado.
US8300499B2 (en) * 2009-07-14 2012-10-30 Navico, Inc. Linear and circular downscan imaging sonar
US8305840B2 (en) * 2009-07-14 2012-11-06 Navico, Inc. Downscan imaging sonar
US9142206B2 (en) 2011-07-14 2015-09-22 Navico Holding As System for interchangeable mounting options for a sonar transducer
US9182486B2 (en) 2011-12-07 2015-11-10 Navico Holding As Sonar rendering systems and associated methods
US9268020B2 (en) 2012-02-10 2016-02-23 Navico Holding As Sonar assembly for reduced interference
US9354312B2 (en) 2012-07-06 2016-05-31 Navico Holding As Sonar system using frequency bursts
FR3015785B1 (fr) * 2013-12-20 2015-12-25 Thales Sa Antenne omnidirectionnelle compacte pour sonar trempe
US10151829B2 (en) 2016-02-23 2018-12-11 Navico Holding As Systems and associated methods for producing sonar image overlay
US11367425B2 (en) * 2017-09-21 2022-06-21 Navico Holding As Sonar transducer with multiple mounting options
CN112964897B (zh) * 2021-02-07 2023-03-24 中国科学院声学研究所东海研究站 一种非对称结构多普勒换能器基阵

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231341A (en) * 1960-05-26 1966-01-25 Iit Res Inst Metal-plastic article
US3165826A (en) * 1962-05-16 1965-01-19 Synoctics Inc Method of explosively forming fibers
US3328751A (en) * 1966-03-28 1967-06-27 Dynamics Corp Massa Div Electroacoustic transducer
US3474403A (en) * 1966-06-08 1969-10-21 Dynamics Corp Massa Div Electroacoustic transducer with improved shock resistance
US3480906A (en) * 1968-03-13 1969-11-25 Westinghouse Electric Corp Transducer having a backing mass spaced a quarter wavelength therefrom
US3525071A (en) * 1968-04-10 1970-08-18 Dynamics Corp America Electroacoustic transducer
NL161644C (nl) * 1968-05-10 1980-02-15 Krupp Gmbh Elektro-akoestische omzetter met omzetelement.
US3539980A (en) * 1968-11-29 1970-11-10 Dynamics Corp America Underwater electroacoustic transducer which resists intense pressure
US3716828A (en) * 1970-02-02 1973-02-13 Dynamics Corp Massa Div Electroacoustic transducer with improved shock resistance
FR2085545B1 (https=) * 1970-04-30 1973-10-19 Brandt Otto
FR2123070B1 (https=) * 1970-11-06 1977-07-08

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2270231A (en) * 1992-08-28 1994-03-02 Thomson Csf Tonpilz transducer protected against shocks
GB2270231B (en) * 1992-08-28 1996-05-15 Thomson Csf Tonpliz transducer protected against shocks
GB2515718A (en) * 2013-02-14 2015-01-07 Roger Thomas Hurrey Piezoelectric Sensor Compression Assembly, Self-Test and Background Sensitivity
GB2515718B (en) * 2013-02-14 2015-09-09 Roger Thomas Hurrey Piezoelectric Sensor Compression Assembly, Self-Test and Background Sensitivity

Also Published As

Publication number Publication date
US4068209A (en) 1978-01-10
IT1052557B (it) 1981-07-20
FR2290812B1 (https=) 1982-02-19
JPS51102625A (https=) 1976-09-10
FR2290812A1 (fr) 1976-06-04
DE2550124A1 (de) 1976-05-20
JPS5721160B2 (https=) 1982-05-06
BR7507373A (pt) 1976-08-10
DE2550124C2 (de) 1981-10-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921031