FR934238A - Piezoelectric device for measuring the amplitude of vibrations - Google Patents

Piezoelectric device for measuring the amplitude of vibrations

Info

Publication number
FR934238A
FR934238A FR934238DA FR934238A FR 934238 A FR934238 A FR 934238A FR 934238D A FR934238D A FR 934238DA FR 934238 A FR934238 A FR 934238A
Authority
FR
France
Prior art keywords
vibrations
amplitude
measuring
piezoelectric device
piezoelectric
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
French (fr)
Inventor
Marcel Laurent
Daniel-Rene Beretzki
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 filed Critical
Application granted granted Critical
Publication of FR934238A publication Critical patent/FR934238A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR934238D 1946-09-16 1946-09-16 Piezoelectric device for measuring the amplitude of vibrations Expired FR934238A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR934238T 1946-09-16

Publications (1)

Publication Number Publication Date
FR934238A true FR934238A (en) 1948-05-14

Family

ID=9455975

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934238D Expired FR934238A (en) 1946-09-16 1946-09-16 Piezoelectric device for measuring the amplitude of vibrations

Country Status (1)

Country Link
FR (1) FR934238A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728222A (en) * 1950-10-17 1955-12-27 Leitz Ernst Gmbh Apparatus for measuring surface irregularities

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728222A (en) * 1950-10-17 1955-12-27 Leitz Ernst Gmbh Apparatus for measuring surface irregularities

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