FR1521272A - Théodolite gyroscopique - Google Patents

Théodolite gyroscopique

Info

Publication number
FR1521272A
FR1521272A FR104836A FR104836A FR1521272A FR 1521272 A FR1521272 A FR 1521272A FR 104836 A FR104836 A FR 104836A FR 104836 A FR104836 A FR 104836A FR 1521272 A FR1521272 A FR 1521272A
Authority
FR
France
Prior art keywords
theodolite
gyroscopic
gyroscopic theodolite
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
FR104836A
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.)
FILOTECNICA SALMOIRAGHI SpA
Original Assignee
FILOTECNICA SALMOIRAGHI SpA
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 FILOTECNICA SALMOIRAGHI SpA filed Critical FILOTECNICA SALMOIRAGHI SpA
Priority to FR104836A priority Critical patent/FR1521272A/fr
Application granted granted Critical
Publication of FR1521272A publication Critical patent/FR1521272A/fr
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
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/02—Rotary gyroscopes
    • G01C19/34—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes
    • G01C19/38—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by other than magnetic means, e.g. gyrocompasses using earth's rotation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
    • G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
    • G02B27/648—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake for automatically maintaining a reference alignment, e.g. in self-levelling surveying instruments

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR104836A 1967-05-02 1967-05-02 Théodolite gyroscopique Expired FR1521272A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR104836A FR1521272A (fr) 1967-05-02 1967-05-02 Théodolite gyroscopique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR104836A FR1521272A (fr) 1967-05-02 1967-05-02 Théodolite gyroscopique

Publications (1)

Publication Number Publication Date
FR1521272A true FR1521272A (fr) 1968-04-12

Family

ID=8629999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR104836A Expired FR1521272A (fr) 1967-05-02 1967-05-02 Théodolite gyroscopique

Country Status (1)

Country Link
FR (1) FR1521272A (fr)

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