FR2498405B1 - - Google Patents

Info

Publication number
FR2498405B1
FR2498405B1 FR8100778A FR8100778A FR2498405B1 FR 2498405 B1 FR2498405 B1 FR 2498405B1 FR 8100778 A FR8100778 A FR 8100778A FR 8100778 A FR8100778 A FR 8100778A FR 2498405 B1 FR2498405 B1 FR 2498405B1
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
FR8100778A
Other versions
FR2498405A1 (fr
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
Priority to FR8100778A priority Critical patent/FR2498405A1/fr
Publication of FR2498405A1 publication Critical patent/FR2498405A1/fr
Application granted granted Critical
Publication of FR2498405B1 publication Critical patent/FR2498405B1/fr
Granted 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
    • B06B1/0603—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 a piezoelectric bender, e.g. bimorph
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • H10N30/302—Sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR8100778A 1981-01-16 1981-01-16 Hydrophone a lame piezoelectrique mince Granted FR2498405A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8100778A FR2498405A1 (fr) 1981-01-16 1981-01-16 Hydrophone a lame piezoelectrique mince

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8100778A FR2498405A1 (fr) 1981-01-16 1981-01-16 Hydrophone a lame piezoelectrique mince

Publications (2)

Publication Number Publication Date
FR2498405A1 FR2498405A1 (fr) 1982-07-23
FR2498405B1 true FR2498405B1 (fr) 1985-03-08

Family

ID=9254234

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8100778A Granted FR2498405A1 (fr) 1981-01-16 1981-01-16 Hydrophone a lame piezoelectrique mince

Country Status (1)

Country Link
FR (1) FR2498405A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3433373A1 (de) * 1984-09-12 1986-03-20 Michael 2000 Wedel Jureczek Elektroakustischer wandler mit piezoelektrischen elementen
DE3682378D1 (de) * 1985-12-20 1991-12-12 Avl Verbrennungskraft Messtech Messwertaufnehmer mit einem flexiblen piezoelektrischen film als messelement.
NO160959C (no) * 1986-09-26 1991-01-29 Geco As Piezoelektrisk hydrofon.
GB8728509D0 (en) * 1987-12-05 1988-01-13 Rolls Royce Plc Acoustic emission transducer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1302709A (fr) * 1960-10-25 1962-08-31 Western Electric Co Transducteur piézoélectrique
NL284622A (fr) * 1961-10-24
DE1541523B1 (de) * 1965-12-21 1970-07-09 Nippon Electric Co Piezoelektrisches elektroakustisches Wandlerelement und Verfahren zu seiner Herstellung
GB1208154A (en) * 1968-02-13 1970-10-07 Mullard Ltd Improvements in or relating to acoustical transducers

Also Published As

Publication number Publication date
FR2498405A1 (fr) 1982-07-23

Similar Documents

Publication Publication Date Title
FR2501398B1 (fr)
FR2502485B1 (fr)
CH655506B (fr)
DE3249597A1 (fr)
FR2498011B1 (fr)
FR2500978B1 (fr)
FR2500639B1 (fr)
FR2499179B1 (fr)
FR2499333B1 (fr)
FR2500223B1 (fr)
FR2502673B1 (fr)
CH655399B (fr)
FR2499595B1 (fr)
FR2503401B1 (fr)
FR2501081B3 (fr)
FR2503205B3 (fr)
FR2497989B1 (fr)
FR2503506B1 (fr)
FR2502445B1 (fr)
FR2501771B3 (fr)
FR2499189B1 (fr)
FR2499146B1 (fr)
CH655649B (fr)
FR2499702B3 (fr)
FR2498405B1 (fr)

Legal Events

Date Code Title Description
ST Notification of lapse