FR1132614A - Method and device for measuring the displacements of a point that is difficult or rarely accessible - Google Patents

Method and device for measuring the displacements of a point that is difficult or rarely accessible

Info

Publication number
FR1132614A
FR1132614A FR1132614DA FR1132614A FR 1132614 A FR1132614 A FR 1132614A FR 1132614D A FR1132614D A FR 1132614DA FR 1132614 A FR1132614 A FR 1132614A
Authority
FR
France
Prior art keywords
displacements
measuring
difficult
point
rarely accessible
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
French (fr)
Inventor
Claude Kaplan
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.)
Electricite de France SA
Original Assignee
Electricite de France 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 Electricite de France SA filed Critical Electricite de France SA
Application granted granted Critical
Publication of FR1132614A publication Critical patent/FR1132614A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/26—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object
    • G01C3/28—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane
    • G01C3/30—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane with adaptation to the measurement of the height of an object, e.g. tacheometers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR1132614D 1955-07-22 1955-07-22 Method and device for measuring the displacements of a point that is difficult or rarely accessible Expired FR1132614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1132614T 1955-07-22

Publications (1)

Publication Number Publication Date
FR1132614A true FR1132614A (en) 1957-03-13

Family

ID=9638424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132614D Expired FR1132614A (en) 1955-07-22 1955-07-22 Method and device for measuring the displacements of a point that is difficult or rarely accessible

Country Status (1)

Country Link
FR (1) FR1132614A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3327396A (en) * 1965-03-10 1967-06-27 Galen G Waddell Extensometer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3327396A (en) * 1965-03-10 1967-06-27 Galen G Waddell Extensometer

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