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FR2345701B1 - - Google Patents

Info

Publication number
FR2345701B1
FR2345701B1 FR7608347A FR7608347A FR2345701B1 FR 2345701 B1 FR2345701 B1 FR 2345701B1 FR 7608347 A FR7608347 A FR 7608347A FR 7608347 A FR7608347 A FR 7608347A FR 2345701 B1 FR2345701 B1 FR 2345701B1
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
FR7608347A
Other languages
French (fr)
Other versions
FR2345701A1 (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.)
Compagnie Electro Mecanique SA
Original Assignee
Compagnie Electro Mecanique SA
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 Compagnie Electro Mecanique SA filed Critical Compagnie Electro Mecanique SA
Priority to FR7608347A priority Critical patent/FR2345701A1/en
Priority to DE19772710795 priority patent/DE2710795C3/en
Publication of FR2345701A1 publication Critical patent/FR2345701A1/en
Application granted granted Critical
Publication of FR2345701B1 publication Critical patent/FR2345701B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR7608347A 1976-03-23 1976-03-23 Surface displacement or oscillation measurement - uses local interference between two scattered correlated point fields to permit larger stimulated oscillation amplitudes Granted FR2345701A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7608347A FR2345701A1 (en) 1976-03-23 1976-03-23 Surface displacement or oscillation measurement - uses local interference between two scattered correlated point fields to permit larger stimulated oscillation amplitudes
DE19772710795 DE2710795C3 (en) 1976-03-23 1977-03-11 Method and device for measuring displacements or vibrations of a surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7608347A FR2345701A1 (en) 1976-03-23 1976-03-23 Surface displacement or oscillation measurement - uses local interference between two scattered correlated point fields to permit larger stimulated oscillation amplitudes

Publications (2)

Publication Number Publication Date
FR2345701A1 FR2345701A1 (en) 1977-10-21
FR2345701B1 true FR2345701B1 (en) 1978-08-25

Family

ID=9170787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7608347A Granted FR2345701A1 (en) 1976-03-23 1976-03-23 Surface displacement or oscillation measurement - uses local interference between two scattered correlated point fields to permit larger stimulated oscillation amplitudes

Country Status (2)

Country Link
DE (1) DE2710795C3 (en)
FR (1) FR2345701A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2918384C2 (en) * 1979-05-08 1984-03-22 Krautkrämer GmbH, 5000 Köln Method for the optical reception of ultrasonic waves
EP0024167A3 (en) * 1979-08-07 1982-08-04 Rolls-Royce Plc Method and apparatus for speckle pattern interferometric determination of point displacements
DE3402104C2 (en) * 1984-01-21 1986-07-17 Karl Heesemann Maschinenfabrik GmbH & Co KG, 4970 Bad Oeynhausen Belt grinder
DE4039972A1 (en) * 1990-12-14 1992-06-17 Man Technologie Gmbh METHOD AND DEVICE FOR DETECTING THE SURFACE INFORMATION OF COMPONENTS BY MEANS OF ELECTRONIC SPECKLE INTERFEROMETRY
DE19620419A1 (en) * 1996-05-21 1997-11-27 Ettemeyer Gmbh & Co Mes Und Pr Optical contact free measurement of surface displacement
DE19740251C1 (en) * 1997-09-12 1999-04-22 Ettemeyer Gmbh & Co Mes Und Pr Method of comprehensive detection of transient mechanical variations of an object over a surface using an interferometer
CN100399003C (en) * 2005-05-24 2008-07-02 浙江大学 Laser Measurement Method of Vibration Displacement of Rolling Bearing

Also Published As

Publication number Publication date
DE2710795B2 (en) 1979-08-23
FR2345701A1 (en) 1977-10-21
DE2710795C3 (en) 1980-05-22
DE2710795A1 (en) 1977-11-10

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Legal Events

Date Code Title Description
ST Notification of lapse