FR2195143B1 - - Google Patents

Info

Publication number
FR2195143B1
FR2195143B1 FR7227688A FR7227688A FR2195143B1 FR 2195143 B1 FR2195143 B1 FR 2195143B1 FR 7227688 A FR7227688 A FR 7227688A FR 7227688 A FR7227688 A FR 7227688A FR 2195143 B1 FR2195143 B1 FR 2195143B1
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
FR7227688A
Other languages
French (fr)
Other versions
FR2195143A1 (da
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.)
Electronique Appliquee SA
Original Assignee
Electronique Appliquee 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 Electronique Appliquee SA filed Critical Electronique Appliquee SA
Priority to FR7227688A priority Critical patent/FR2195143B1/fr
Publication of FR2195143A1 publication Critical patent/FR2195143A1/fr
Application granted granted Critical
Publication of FR2195143B1 publication Critical patent/FR2195143B1/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
    • B06B1/0603—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR7227688A 1972-08-01 1972-08-01 Expired FR2195143B1 (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7227688A FR2195143B1 (da) 1972-08-01 1972-08-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7227688A FR2195143B1 (da) 1972-08-01 1972-08-01

Publications (2)

Publication Number Publication Date
FR2195143A1 FR2195143A1 (da) 1974-03-01
FR2195143B1 true FR2195143B1 (da) 1977-04-01

Family

ID=9102678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7227688A Expired FR2195143B1 (da) 1972-08-01 1972-08-01

Country Status (1)

Country Link
FR (1) FR2195143B1 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO155599C (no) * 1984-09-19 1987-04-22 Norway Geophysical Co Anordning ved hydrofon.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2405226A (en) * 1942-12-28 1946-08-06 Bell Telephone Labor Inc Low frequency projector or hydrophone
US3158762A (en) * 1962-12-27 1964-11-24 John J Horan Bilaminar transducers
US3351903A (en) * 1966-10-27 1967-11-07 Gen Dynamics Corp Transducer with pressure release means

Also Published As

Publication number Publication date
FR2195143A1 (da) 1974-03-01

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Legal Events

Date Code Title Description
ST Notification of lapse