FR2570915B1 - Transducteur electro-acoustique multifrequence et procede de construction - Google Patents

Transducteur electro-acoustique multifrequence et procede de construction

Info

Publication number
FR2570915B1
FR2570915B1 FR8208321A FR8208321A FR2570915B1 FR 2570915 B1 FR2570915 B1 FR 2570915B1 FR 8208321 A FR8208321 A FR 8208321A FR 8208321 A FR8208321 A FR 8208321A FR 2570915 B1 FR2570915 B1 FR 2570915B1
Authority
FR
France
Prior art keywords
construction method
electroacoustic transducer
frequency electroacoustic
frequency
transducer
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
FR8208321A
Other languages
English (en)
Other versions
FR2570915A1 (fr
Inventor
Bernard Tocquet
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.)
Direction General pour lArmement DGA
Original Assignee
Direction General pour lArmement DGA
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 Direction General pour lArmement DGA filed Critical Direction General pour lArmement DGA
Priority to FR8208321A priority Critical patent/FR2570915B1/fr
Priority to GB08312816A priority patent/GB2163925B/en
Publication of FR2570915A1 publication Critical patent/FR2570915A1/fr
Application granted granted Critical
Publication of FR2570915B1 publication Critical patent/FR2570915B1/fr
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)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
FR8208321A 1982-05-13 1982-05-13 Transducteur electro-acoustique multifrequence et procede de construction Expired FR2570915B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8208321A FR2570915B1 (fr) 1982-05-13 1982-05-13 Transducteur electro-acoustique multifrequence et procede de construction
GB08312816A GB2163925B (en) 1982-05-13 1983-05-11 Multi-frequency electro-acoustic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8208321A FR2570915B1 (fr) 1982-05-13 1982-05-13 Transducteur electro-acoustique multifrequence et procede de construction

Publications (2)

Publication Number Publication Date
FR2570915A1 FR2570915A1 (fr) 1986-03-28
FR2570915B1 true FR2570915B1 (fr) 1989-06-30

Family

ID=9273987

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8208321A Expired FR2570915B1 (fr) 1982-05-13 1982-05-13 Transducteur electro-acoustique multifrequence et procede de construction

Country Status (2)

Country Link
FR (1) FR2570915B1 (fr)
GB (1) GB2163925B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570916B1 (fr) * 1983-06-23 1988-04-15 France Etat Armement Procede et transducteur electro-acoustique pour emettre ou recevoir des ondes acoustiques dans plusieurs bandes passantes
GB2258364A (en) * 1991-07-30 1993-02-03 Intravascular Res Ltd Ultrasonic tranducer
GB9409133D0 (en) * 1994-05-09 1994-11-30 Secr Defence Sonar ring transducer
AU2769501A (en) * 2000-01-06 2001-07-16 Lockheed Martin Corporation Active housing broadband tonpilz transducer
US7535801B1 (en) * 2005-04-29 2009-05-19 Lockheed Martin Corporation Multiple frequency sonar transducer
US11931776B2 (en) 2018-12-26 2024-03-19 Industrial Technology Research Institute Actuator, method for manufacturing the actuator, and acoustic transmitter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2076200A5 (fr) * 1970-01-06 1971-10-15 Brandt Otto
FR2096822B1 (fr) * 1970-07-02 1973-10-19 Quivy Michel
GB2077552B (en) * 1980-05-21 1983-11-30 Smiths Industries Ltd Multi-frequency transducer elements
JPS5914840Y2 (ja) * 1980-11-13 1984-05-01 栄通信工業株式会社 回転型ダイヤル装置

Also Published As

Publication number Publication date
GB2163925A (en) 1986-03-05
GB2163925B (en) 1986-09-17
FR2570915A1 (fr) 1986-03-28

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Legal Events

Date Code Title Description
ST Notification of lapse