FR2215008B1 - - Google Patents

Info

Publication number
FR2215008B1
FR2215008B1 FR7302201A FR7302201A FR2215008B1 FR 2215008 B1 FR2215008 B1 FR 2215008B1 FR 7302201 A FR7302201 A FR 7302201A FR 7302201 A FR7302201 A FR 7302201A FR 2215008 B1 FR2215008 B1 FR 2215008B1
Authority
FR
France
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
FR7302201A
Other languages
French (fr)
Other versions
FR2215008A1 (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.)
Etat Francais
Original Assignee
Etat Francais
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 Etat Francais filed Critical Etat Francais
Priority to FR7302201A priority Critical patent/FR2215008B1/fr
Priority to DE19742402408 priority patent/DE2402408A1/en
Publication of FR2215008A1 publication Critical patent/FR2215008A1/fr
Application granted granted Critical
Publication of FR2215008B1 publication Critical patent/FR2215008B1/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)
FR7302201A 1973-01-23 1973-01-23 Expired FR2215008B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7302201A FR2215008B1 (en) 1973-01-23 1973-01-23
DE19742402408 DE2402408A1 (en) 1973-01-23 1974-01-18 ELECTROACOUSTIC CONVERTER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7302201A FR2215008B1 (en) 1973-01-23 1973-01-23

Publications (2)

Publication Number Publication Date
FR2215008A1 FR2215008A1 (en) 1974-08-19
FR2215008B1 true FR2215008B1 (en) 1977-07-29

Family

ID=9113664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7302201A Expired FR2215008B1 (en) 1973-01-23 1973-01-23

Country Status (2)

Country Link
DE (1) DE2402408A1 (en)
FR (1) FR2215008B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2361033A1 (en) * 1976-08-03 1978-03-03 France Etat PIEZOELECTRIC TRANSDUCERS AND HIGH DEPTH SUBMERSIBLE ACOUSTICAL ANTENNAS
FR2496379A1 (en) * 1980-12-16 1982-06-18 Tech Radioelect Electro Fs Underwater electroacoustic transducer - has piezoelectric stack and surrounding envelope enclosing protective gas cushion
FR2498867A1 (en) * 1981-01-27 1982-07-30 Tech Radioelect Electro Fs Electroacoustic transducer for great depth - has piezoelectric discs and counterweight in container with double walls separated by gas under pressure
FR2498866A1 (en) * 1981-01-27 1982-07-30 Tech Radioelect Electro Fs Case for electroacoustic transducer for high hydrostatic pressure - has double wall separated by gas under pressure and contained in vulcanised rubber skin
FR2532141A1 (en) * 1982-08-23 1984-02-24 Sintra Alcatel Sa Submerged electroacoustic transducer.
FR2581819B1 (en) * 1985-05-10 1989-06-30 France Etat Armement BROADBAND RECEIVERS PONZOELECTRIC TRANSDUCERS OF THE TONPILZ TYPE AND TRANSMITTERS AND SONAR ANTENNA COMPOSED OF SUCH TRANSDUCERS
FR2673347B1 (en) * 1991-02-22 1993-05-07 Thomson Csf ELECTROACOUSTIC TRANSDUCER WITH OPTIMIZED ACOUSTIC DECOUPLING.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541502A (en) * 1969-01-03 1970-11-17 Us Navy Deep submergence transducer

Also Published As

Publication number Publication date
DE2402408A1 (en) 1974-07-25
FR2215008A1 (en) 1974-08-19

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Legal Events

Date Code Title Description
ST Notification of lapse