FR971995A - Perfectionnements aux dispositifs de mesure de l'épaisseur de tubes métalliques non magnétiques - Google Patents

Perfectionnements aux dispositifs de mesure de l'épaisseur de tubes métalliques non magnétiques

Info

Publication number
FR971995A
FR971995A FR971995DA FR971995A FR 971995 A FR971995 A FR 971995A FR 971995D A FR971995D A FR 971995DA FR 971995 A FR971995 A FR 971995A
Authority
FR
France
Prior art keywords
measuring
thickness
devices
magnetic metal
metal tubes
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)
Inventor
Louis Macardier
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite 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 Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Application granted granted Critical
Publication of FR971995A publication Critical patent/FR971995A/fr
Expired legal-status Critical Current

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
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B7/31—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G01B7/312—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/107—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring objects while moving

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR971995D 1940-12-11 1940-12-11 Perfectionnements aux dispositifs de mesure de l'épaisseur de tubes métalliques non magnétiques Expired FR971995A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR971995T 1940-12-11

Publications (1)

Publication Number Publication Date
FR971995A true FR971995A (fr) 1951-01-24

Family

ID=9515655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971995D Expired FR971995A (fr) 1940-12-11 1940-12-11 Perfectionnements aux dispositifs de mesure de l'épaisseur de tubes métalliques non magnétiques

Country Status (1)

Country Link
FR (1) FR971995A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035353A (en) * 1960-06-08 1962-05-22 William E Hovemeyer Interlinking flux electromagnetic gauge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035353A (en) * 1960-06-08 1962-05-22 William E Hovemeyer Interlinking flux electromagnetic gauge

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