FR1180461A - Procédé et appareil de mesure de l'effort de matières - Google Patents

Procédé et appareil de mesure de l'effort de matières

Info

Publication number
FR1180461A
FR1180461A FR1180461DA FR1180461A FR 1180461 A FR1180461 A FR 1180461A FR 1180461D A FR1180461D A FR 1180461DA FR 1180461 A FR1180461 A FR 1180461A
Authority
FR
France
Prior art keywords
material stress
measuring material
measuring
stress
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)
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.)
Libbey Owens Ford Glass Co
Original Assignee
Libbey Owens Ford Glass Co
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 Libbey Owens Ford Glass Co filed Critical Libbey Owens Ford Glass Co
Application granted granted Critical
Publication of FR1180461A publication Critical patent/FR1180461A/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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/168—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by means of polarisation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/241—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet by photoelastic stress analysis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1180461D 1956-08-03 1957-08-01 Procédé et appareil de mesure de l'effort de matières Expired FR1180461A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1180461XA 1956-08-03 1956-08-03

Publications (1)

Publication Number Publication Date
FR1180461A true FR1180461A (fr) 1959-06-04

Family

ID=22376206

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1180461D Expired FR1180461A (fr) 1956-08-03 1957-08-01 Procédé et appareil de mesure de l'effort de matières

Country Status (1)

Country Link
FR (1) FR1180461A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3199401A (en) * 1959-11-02 1965-08-10 Pittsburgh Plate Glass Co Method and apparatus for optically detecting elongated defects in glass
US3274882A (en) * 1960-09-15 1966-09-27 Libbey Owens Ford Glass Co Inspection apparatus for transparent glass sheets

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3199401A (en) * 1959-11-02 1965-08-10 Pittsburgh Plate Glass Co Method and apparatus for optically detecting elongated defects in glass
US3274882A (en) * 1960-09-15 1966-09-27 Libbey Owens Ford Glass Co Inspection apparatus for transparent glass sheets

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