ATE70629T1 - Schichtdickenmessung mit ultraschallinterferometrie. - Google Patents

Schichtdickenmessung mit ultraschallinterferometrie.

Info

Publication number
ATE70629T1
ATE70629T1 AT87400180T AT87400180T ATE70629T1 AT E70629 T1 ATE70629 T1 AT E70629T1 AT 87400180 T AT87400180 T AT 87400180T AT 87400180 T AT87400180 T AT 87400180T AT E70629 T1 ATE70629 T1 AT E70629T1
Authority
AT
Austria
Prior art keywords
echo
beat
pilot
command
characteristic
Prior art date
Application number
AT87400180T
Other languages
English (en)
Inventor
Pierre Boudy
Martine Houze
Christian Bruneel
Jean-Louis Bigotte
Original Assignee
Mtm Leader Sarl
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 Mtm Leader Sarl filed Critical Mtm Leader Sarl
Application granted granted Critical
Publication of ATE70629T1 publication Critical patent/ATE70629T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
    • G01B17/025—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness for measuring thickness of coating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
AT87400180T 1986-02-03 1987-01-27 Schichtdickenmessung mit ultraschallinterferometrie. ATE70629T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8601740A FR2593909B1 (fr) 1986-02-03 1986-02-03 Mesureur d'epaisseurs de revetements par interferometrie ultrasonore
EP87400180A EP0236175B1 (de) 1986-02-03 1987-01-27 Schichtdickenmessung mit Ultraschall-Interferometrie

Publications (1)

Publication Number Publication Date
ATE70629T1 true ATE70629T1 (de) 1992-01-15

Family

ID=9331942

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87400180T ATE70629T1 (de) 1986-02-03 1987-01-27 Schichtdickenmessung mit ultraschallinterferometrie.

Country Status (5)

Country Link
US (1) US4862747A (de)
EP (1) EP0236175B1 (de)
AT (1) ATE70629T1 (de)
DE (1) DE3775238D1 (de)
FR (1) FR2593909B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5038615A (en) * 1990-05-11 1991-08-13 General Motors Corporation Ultrasonic multilayer paint thickness measurement
US5373742A (en) * 1993-02-01 1994-12-20 General Electric Company Ultrasonic interferometer
DE4318445B4 (de) * 1993-06-03 2006-07-13 Heidelberger Druckmaschinen Ag Verfahren zur Bestimmung der Beschichtungsdicke eines aufzutragenden Mediums
US5608165A (en) * 1996-05-06 1997-03-04 Ford Motor Company Ultrasonic thickness gauge for multilayer plastic fuel tanks
USH2112H1 (en) * 2001-11-08 2004-12-07 The United States Of America As Represented By The Secretary Of The Navy Method for measuring coating thickness using ultrasonic spectral tracking

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1543311A (en) * 1975-05-14 1979-04-04 British Steel Corp Ultrasonic inspection of articles
DE3113025A1 (de) * 1981-04-01 1982-10-21 Battelle-Institut E.V., 6000 Frankfurt "verfahren und vorrichtung zur dickenkontrolle bzw.-messung von materialschichten"
US4584676A (en) * 1982-03-15 1986-04-22 Measurement Systems, Inc. Method of and apparatus for pipe length measurement
JPS60105906A (ja) * 1983-11-11 1985-06-11 Omron Tateisi Electronics Co 超音波厚さ計

Also Published As

Publication number Publication date
EP0236175B1 (de) 1991-12-18
US4862747A (en) 1989-09-05
DE3775238D1 (de) 1992-01-30
EP0236175A1 (de) 1987-09-09
FR2593909B1 (fr) 1991-03-29
FR2593909A1 (fr) 1987-08-07

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties
UEP Publication of translation of european patent specification