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
Other languages
French (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.)
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 (ja)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=9058387

Family Applications (1)

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

Country Status (1)

Country Link
FR (1) FR2097451A5 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0031049A2 (de) * 1979-12-19 1981-07-01 INTERATOM Gesellschaft mit beschränkter Haftung Akustischer Wandler
EP0425697A1 (en) * 1989-05-15 1991-05-08 Hitachi Construction Machinery Co., Ltd. Ultrasonic probe and method of producing the same

Cited By (4)

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