FR2573270B1 - Transducteur omnidirectionnel d'ondes elastiques a large bande passante mettant en oeuvre un bobinage spherique magnetostrictif et procede de fabrication - Google Patents

Transducteur omnidirectionnel d'ondes elastiques a large bande passante mettant en oeuvre un bobinage spherique magnetostrictif et procede de fabrication

Info

Publication number
FR2573270B1
FR2573270B1 FR8417283A FR8417283A FR2573270B1 FR 2573270 B1 FR2573270 B1 FR 2573270B1 FR 8417283 A FR8417283 A FR 8417283A FR 8417283 A FR8417283 A FR 8417283A FR 2573270 B1 FR2573270 B1 FR 2573270B1
Authority
FR
France
Prior art keywords
magnetostrictive
manufacturing
elastic wave
wide bandwidth
wave 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
FR8417283A
Other languages
English (en)
Other versions
FR2573270A1 (fr
Inventor
Siegfried Klein
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8417283A priority Critical patent/FR2573270B1/fr
Priority to US06/768,039 priority patent/US4782471A/en
Priority to DE8585401673T priority patent/DE3577476D1/de
Priority to EP85401673A priority patent/EP0177383B1/fr
Priority to JP60186756A priority patent/JPS6165598A/ja
Publication of FR2573270A1 publication Critical patent/FR2573270A1/fr
Application granted granted Critical
Publication of FR2573270B1 publication Critical patent/FR2573270B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R15/00—Magnetostrictive transducers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
    • G01H11/04—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance using magnetostrictive devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR8417283A 1984-08-28 1984-11-13 Transducteur omnidirectionnel d'ondes elastiques a large bande passante mettant en oeuvre un bobinage spherique magnetostrictif et procede de fabrication Expired FR2573270B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8417283A FR2573270B1 (fr) 1984-11-13 1984-11-13 Transducteur omnidirectionnel d'ondes elastiques a large bande passante mettant en oeuvre un bobinage spherique magnetostrictif et procede de fabrication
US06/768,039 US4782471A (en) 1984-08-28 1985-08-21 Omnidirectional transducer of elastic waves with a wide pass band and production process
DE8585401673T DE3577476D1 (de) 1984-08-28 1985-08-22 Allseitiger breitbandwandler elastischer wellen und verfahren zur herstellung.
EP85401673A EP0177383B1 (fr) 1984-08-28 1985-08-22 Transducteur omnidirectionnel d'ondes élastiques à large bande passante et procédé de fabrication
JP60186756A JPS6165598A (ja) 1984-08-28 1985-08-27 広い通過帯域を有する単方向弾性波トランスデユーサ及びその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8417283A FR2573270B1 (fr) 1984-11-13 1984-11-13 Transducteur omnidirectionnel d'ondes elastiques a large bande passante mettant en oeuvre un bobinage spherique magnetostrictif et procede de fabrication

Publications (2)

Publication Number Publication Date
FR2573270A1 FR2573270A1 (fr) 1986-05-16
FR2573270B1 true FR2573270B1 (fr) 1987-01-23

Family

ID=9309534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8417283A Expired FR2573270B1 (fr) 1984-08-28 1984-11-13 Transducteur omnidirectionnel d'ondes elastiques a large bande passante mettant en oeuvre un bobinage spherique magnetostrictif et procede de fabrication

Country Status (1)

Country Link
FR (1) FR2573270B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8803776U1 (de) * 1988-03-19 1988-05-11 Klein, Siegfried, Dr. Prof., Paris Akustoelektrischer Wandler
FR3003113B1 (fr) * 2013-03-11 2015-04-10 Dcns Systeme de generation de sons dans l'eau

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832952A (en) * 1956-10-01 1958-04-29 Kidde & Co Walter Electroacoustic transducer
US3881165A (en) * 1970-05-06 1975-04-29 Us Navy Cable mounted magnetostrictive line hydrophone
FR2503515B1 (fr) * 1981-04-01 1985-12-27 Klein Siegfried Haut-parleur omnidirectionnel pour les frequences aigues du spectre sonore

Also Published As

Publication number Publication date
FR2573270A1 (fr) 1986-05-16

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Legal Events

Date Code Title Description
AM Act modifying the rights related to an application or a patent
ST Notification of lapse