FR2097451A5 - - Google Patents

Info

Publication number
FR2097451A5
FR2097451A5 FR7025131A FR7025131A FR2097451A5 FR 2097451 A5 FR2097451 A5 FR 2097451A5 FR 7025131 A FR7025131 A FR 7025131A FR 7025131 A FR7025131 A FR 7025131A FR 2097451 A5 FR2097451 A5 FR 2097451A5
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
FR7025131A
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 FR7025131A priority Critical patent/FR2097451A5/fr
Application granted granted Critical
Publication of FR2097451A5 publication Critical patent/FR2097451A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
    • 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
    • B06B1/0644—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 single piezoelectric element
    • B06B1/0662—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 single piezoelectric element with an electrode on the sensitive surface
    • B06B1/0681—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 single piezoelectric element with an electrode on the sensitive surface and a damping structure
    • B06B1/0685—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 single piezoelectric element with an electrode on the sensitive surface and a damping structure on the back only of piezoelectric elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR7025131A 1970-07-07 1970-07-07 Expired FR2097451A5 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7025131A FR2097451A5 (fr) 1970-07-07 1970-07-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7025131A FR2097451A5 (fr) 1970-07-07 1970-07-07

Publications (1)

Publication Number Publication Date
FR2097451A5 true FR2097451A5 (fr) 1972-03-03

Family

ID=9058387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7025131A Expired FR2097451A5 (fr) 1970-07-07 1970-07-07

Country Status (1)

Country Link
FR (1) FR2097451A5 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0031049A2 (fr) * 1979-12-19 1981-07-01 INTERATOM Gesellschaft mit beschränkter Haftung Transducteur acoustique
EP0425697A1 (fr) * 1989-05-15 1991-05-08 Hitachi Construction Machinery Co., Ltd. Sonde ultrasonique et procede de production

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0031049A2 (fr) * 1979-12-19 1981-07-01 INTERATOM Gesellschaft mit beschränkter Haftung Transducteur acoustique
EP0031049A3 (en) * 1979-12-19 1981-07-15 Interatom Internationale Atomreaktorbau Gmbh Acoustic transducer
EP0425697A1 (fr) * 1989-05-15 1991-05-08 Hitachi Construction Machinery Co., Ltd. Sonde ultrasonique et procede de production
EP0425697A4 (en) * 1989-05-15 1992-12-02 Hitachi Construction Machinery Co., Ltd. Ultrasonic probe and method of producing the same

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Legal Events

Date Code Title Description
ST Notification of lapse