FR1222006A - Electrical device for automatic determination of the maximum difference between the maximum and minimum values of a cross section - Google Patents

Electrical device for automatic determination of the maximum difference between the maximum and minimum values of a cross section

Info

Publication number
FR1222006A
FR1222006A FR789155A FR789155A FR1222006A FR 1222006 A FR1222006 A FR 1222006A FR 789155 A FR789155 A FR 789155A FR 789155 A FR789155 A FR 789155A FR 1222006 A FR1222006 A FR 1222006A
Authority
FR
France
Prior art keywords
maximum
cross
section
electrical device
minimum values
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
FR789155A
Other languages
French (fr)
Inventor
Johannes Perthen
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 FR1222006A publication Critical patent/FR1222006A/en
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
    • G01B7/12—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
    • 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
    • G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
    • G01B7/282—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures for measuring roundness
    • 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
    • G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR789155A 1958-03-14 1959-03-12 Electrical device for automatic determination of the maximum difference between the maximum and minimum values of a cross section Expired FR1222006A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP0020328 1958-03-14

Publications (1)

Publication Number Publication Date
FR1222006A true FR1222006A (en) 1960-06-07

Family

ID=7367800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR789155A Expired FR1222006A (en) 1958-03-14 1959-03-12 Electrical device for automatic determination of the maximum difference between the maximum and minimum values of a cross section

Country Status (2)

Country Link
FR (1) FR1222006A (en)
GB (1) GB899233A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341257A (en) * 1979-10-22 1982-07-27 Voest-Alpine Aktiengesellschaft Arrangement for locating rollers with an increased rotatory resistance in a roller way

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1198253A (en) * 1966-11-01 1970-07-08 Rank Organisation Ltd Improvements in or relating to Surface Measuring Apparatus
US3609285A (en) * 1968-09-04 1971-09-28 Gen Motors Corp Method and apparatus for monitoring weld quality

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341257A (en) * 1979-10-22 1982-07-27 Voest-Alpine Aktiengesellschaft Arrangement for locating rollers with an increased rotatory resistance in a roller way

Also Published As

Publication number Publication date
GB899233A (en) 1962-06-20

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