BE904085A - DEVICE FOR MEASURING THICKNESSES USING ULTRASOUND. - Google Patents

DEVICE FOR MEASURING THICKNESSES USING ULTRASOUND.

Info

Publication number
BE904085A
BE904085A BE0/216164A BE216164A BE904085A BE 904085 A BE904085 A BE 904085A BE 0/216164 A BE0/216164 A BE 0/216164A BE 216164 A BE216164 A BE 216164A BE 904085 A BE904085 A BE 904085A
Authority
BE
Belgium
Prior art keywords
coil
circuit
ultrasound
support
measuring thicknesses
Prior art date
Application number
BE0/216164A
Other languages
French (fr)
Original Assignee
Siderca Sa Ind Y Com
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 Siderca Sa Ind Y Com filed Critical Siderca Sa Ind Y Com
Publication of BE904085A publication Critical patent/BE904085A/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)

Abstract

Dispositif de mesure d'épaisseurs par l'utilisation d'ultrasons, comprenant une bobine (2) de génération du champ électromagnétique, un support et un ensemble de circuits associés, la bobine (2) est annulaire, l'ensemble des circuits associés est composé par un circuit de controle (12), dont la sortie est branchée à travers un circuit de transmission sur une bobine d'émission (10) installée sur le support, lequel porte aussi une bobine de réception (11), branchée à travers un circuit de réception sur un circuit analogique associé à un circuit digital interconnecté à des moyens indicateurs de mesure, tandis que le support se trouve au centre de la bobine annulaire (2).Device for measuring thicknesses by the use of ultrasound, comprising a coil (2) for generating the electromagnetic field, a support and a set of associated circuits, the coil (2) is annular, the set of associated circuits is composed by a control circuit (12), the output of which is connected through a transmission circuit on a transmission coil (10) installed on the support, which also carries a reception coil (11), connected through a reception circuit on an analog circuit associated with a digital circuit interconnected with measurement indicating means, while the support is in the center of the annular coil (2).

BE0/216164A 1985-01-22 1986-01-22 DEVICE FOR MEASURING THICKNESSES USING ULTRASOUND. BE904085A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AR29930185 1985-01-22

Publications (1)

Publication Number Publication Date
BE904085A true BE904085A (en) 1986-05-15

Family

ID=3478306

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/216164A BE904085A (en) 1985-01-22 1986-01-22 DEVICE FOR MEASURING THICKNESSES USING ULTRASOUND.

Country Status (8)

Country Link
JP (1) JPS61246610A (en)
BE (1) BE904085A (en)
BR (1) BR8600223A (en)
DE (1) DE3601373A1 (en)
FR (1) FR2578319B1 (en)
GB (1) GB2171521B (en)
IT (1) IT1187864B (en)
MX (1) MX159887A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03248006A (en) * 1990-02-27 1991-11-06 Nkk Corp Signal processing method for electromagnetic ultrasonic-wave-wall-thickness gage
DE102008054250A1 (en) * 2008-10-24 2010-04-29 Institut Dr. Foerster Gmbh & Co. Kg Electromagnetic-acoustic transducer and ultrasonic test system with it
CN107421474B (en) * 2017-04-25 2023-06-02 武汉中科创新技术股份有限公司 Electromagnetic ultrasonic thickness measuring probe for measuring thickness of workpiece

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3555887A (en) * 1967-09-19 1971-01-19 American Mach & Foundry Apparatus for electroacoustically inspecting tubular members for anomalies using the magnetostrictive effect and for measuring wall thickness
FR2238932B1 (en) * 1973-07-27 1977-03-18 Salzgitter Peine Stahlwerke
DE2338163C2 (en) * 1973-07-27 1974-12-05 Stahlwerke Peine-Salzgitter Ag, 3150 Peine Device for the ultrasonic testing of metal sheets or strips
JPS53143388A (en) * 1977-05-20 1978-12-13 Nippon Steel Corp Ultrasonic wave reception of electromagnetic type
US4160385A (en) * 1977-06-30 1979-07-10 E. I. Dupont De Nemours And Co. Pipe quality monitoring mechanism
JPS5428163A (en) * 1977-08-04 1979-03-02 Nippon Steel Corp Thickness gauge applying electromagnetic ultrasonic waves
JPS5892811A (en) * 1980-12-08 1983-06-02 Teitsuu Denshi Kenkyusho:Kk Ultrasonic thickness measuring method
US4380931A (en) * 1981-04-23 1983-04-26 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for quantitative nondestructive wire testing
JPS58179305A (en) * 1982-04-14 1983-10-20 Sumitomo Metal Ind Ltd Electromagnetic ultrasonic measuring device
DE3275315D1 (en) * 1981-06-10 1987-03-05 Hitachi Ltd Electromagnetic-acoustic measuring apparatus
DE3209838C2 (en) * 1982-02-27 1985-06-20 Krautkrämer GmbH, 5000 Köln Method and device for determining the wall thickness with the aid of ultrasonic pulses
US4437332A (en) * 1982-09-30 1984-03-20 Krautkramer-Branson, Inc. Ultrasonic thickness measuring instrument
DE3401144C1 (en) * 1984-01-14 1984-10-25 Krautkrämer GmbH, 5000 Köln Circuit device for correcting the sound travel error when measuring wall thickness with ultrasonic pulses

Also Published As

Publication number Publication date
GB2171521B (en) 1988-09-01
GB2171521A (en) 1986-08-28
IT1187864B (en) 1987-12-23
FR2578319A1 (en) 1986-09-05
BR8600223A (en) 1986-09-30
MX159887A (en) 1989-09-27
FR2578319B1 (en) 1991-01-11
DE3601373A1 (en) 1986-08-28
GB8601301D0 (en) 1986-02-26
IT8667041A0 (en) 1986-01-20
JPS61246610A (en) 1986-11-01

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