FR1500557A - Dispositif perfectionné d'alignement en azimut - Google Patents

Dispositif perfectionné d'alignement en azimut

Info

Publication number
FR1500557A
FR1500557A FR82021A FR82021A FR1500557A FR 1500557 A FR1500557 A FR 1500557A FR 82021 A FR82021 A FR 82021A FR 82021 A FR82021 A FR 82021A FR 1500557 A FR1500557 A FR 1500557A
Authority
FR
France
Prior art keywords
advanced
alignment device
azimuth alignment
azimuth
alignment
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
FR82021A
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.)
General Precision Inc
Original Assignee
General Precision Inc
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 General Precision Inc filed Critical General Precision Inc
Application granted granted Critical
Publication of FR1500557A publication Critical patent/FR1500557A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/38—Testing, calibrating, or compensating of compasses
    • 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
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Accessories Of Cameras (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
FR82021A 1965-11-01 1966-10-28 Dispositif perfectionné d'alignement en azimut Expired FR1500557A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50579765A 1965-11-01 1965-11-01

Publications (1)

Publication Number Publication Date
FR1500557A true FR1500557A (fr) 1967-11-03

Family

ID=24011874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR82021A Expired FR1500557A (fr) 1965-11-01 1966-10-28 Dispositif perfectionné d'alignement en azimut

Country Status (5)

Country Link
US (1) US3485560A (fr)
DE (1) DE1548435A1 (fr)
FR (1) FR1500557A (fr)
GB (1) GB1145813A (fr)
SE (1) SE317206B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488172A (en) * 1982-08-18 1984-12-11 Novon, Inc. Method and apparatus for range imaging
US4499492A (en) * 1982-08-18 1985-02-12 Novon, Inc. Method and apparatus for three frame range imaging

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB918069A (en) * 1958-06-02 1963-02-13 Nat Res Dev Improvements in and relating to controlled motions on machines
US3098186A (en) * 1958-06-11 1963-07-16 Ferranti Ltd Control apparatus for positioning an object
US3166624A (en) * 1961-05-05 1965-01-19 Bausch & Lomb Moire fringe device having line grids of gradually changing pitch
NL278853A (fr) * 1961-05-25
US3244063A (en) * 1961-12-21 1966-04-05 American Design Engineering Co Displacement-measuring apparatus
US3373499A (en) * 1964-03-30 1968-03-19 Belock Instr Corp Portable north-indicating gyroscopic instrument

Also Published As

Publication number Publication date
DE1548435A1 (de) 1970-05-21
GB1145813A (en) 1969-03-19
SE317206B (fr) 1969-11-10
US3485560A (en) 1969-12-23

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