FR896806A - Appareil oscillateur piézo-électrique - Google Patents

Appareil oscillateur piézo-électrique

Info

Publication number
FR896806A
FR896806A FR896806DA FR896806A FR 896806 A FR896806 A FR 896806A FR 896806D A FR896806D A FR 896806DA FR 896806 A FR896806 A FR 896806A
Authority
FR
France
Prior art keywords
piezoelectric oscillator
oscillator device
piezoelectric
oscillator
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
Other languages
English (en)
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.)
Atlas Werke AG
Original Assignee
Atlas Werke AG
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 Atlas Werke AG filed Critical Atlas Werke AG
Application granted granted Critical
Publication of FR896806A publication Critical patent/FR896806A/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
    • B06B1/0644—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
    • B06B1/0677—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 high impedance backing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR896806D 1940-02-22 1943-07-28 Appareil oscillateur piézo-électrique Expired FR896806A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE896806X 1940-02-22

Publications (1)

Publication Number Publication Date
FR896806A true FR896806A (fr) 1945-03-05

Family

ID=6848374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR896806D Expired FR896806A (fr) 1940-02-22 1943-07-28 Appareil oscillateur piézo-électrique

Country Status (1)

Country Link
FR (1) FR896806A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2682003A (en) * 1950-11-28 1954-06-22 Bell Telephone Labor Inc Accelerometer
DE1105211B (de) * 1956-06-15 1961-04-20 Bendix Corp Unterwasseruebertrager fuer Schall- und Ultraschallschwingungen
FR2559985A1 (fr) * 1984-02-21 1985-08-23 Ngk Spark Plug Co Transducteur ultrasonore
US4914959A (en) * 1987-04-24 1990-04-10 Den Norske Stats Oljeselskap A.S. Ultrasonic flow meter using obliquely directed transducers
US4945276A (en) * 1987-04-24 1990-07-31 Den Norske Stats Oljeselskap A.S. Transducer for arranging in a fluid, particularly for the measurement of the flow-velocity of a fluid in a pipe, by transmitting/receiving sonic pulses

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2682003A (en) * 1950-11-28 1954-06-22 Bell Telephone Labor Inc Accelerometer
DE1105211B (de) * 1956-06-15 1961-04-20 Bendix Corp Unterwasseruebertrager fuer Schall- und Ultraschallschwingungen
FR2559985A1 (fr) * 1984-02-21 1985-08-23 Ngk Spark Plug Co Transducteur ultrasonore
EP0178346A1 (fr) * 1984-02-21 1986-04-23 NGK Spark Plug Co. Ltd. Transducteur à ultrasons
US4914959A (en) * 1987-04-24 1990-04-10 Den Norske Stats Oljeselskap A.S. Ultrasonic flow meter using obliquely directed transducers
US4945276A (en) * 1987-04-24 1990-07-31 Den Norske Stats Oljeselskap A.S. Transducer for arranging in a fluid, particularly for the measurement of the flow-velocity of a fluid in a pipe, by transmitting/receiving sonic pulses

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