CA996270A - Gyroscopic north-seeking device - Google Patents

Gyroscopic north-seeking device

Info

Publication number
CA996270A
CA996270A CA145,161A CA145161A CA996270A CA 996270 A CA996270 A CA 996270A CA 145161 A CA145161 A CA 145161A CA 996270 A CA996270 A CA 996270A
Authority
CA
Canada
Prior art keywords
gyroscopic
north
seeking device
seeking
gyroscopic north
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
CA145,161A
Other languages
English (en)
Other versions
CA145161S (en
Inventor
Jean-Claude Kerhoas
Jean-Claude Ducros
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.)
Societe de Fabrication dInstruments de Mesure SFIM SA
Original Assignee
Societe de Fabrication dInstruments de Mesure SFIM 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 Societe de Fabrication dInstruments de Mesure SFIM SA filed Critical Societe de Fabrication dInstruments de Mesure SFIM SA
Application granted granted Critical
Publication of CA996270A publication Critical patent/CA996270A/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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Gyroscopes (AREA)
CA145,161A 1971-06-23 1972-06-20 Gyroscopic north-seeking device Expired CA996270A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7122815A FR2166398A6 (de) 1971-06-23 1971-06-23

Publications (1)

Publication Number Publication Date
CA996270A true CA996270A (en) 1976-08-31

Family

ID=9079120

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,161A Expired CA996270A (en) 1971-06-23 1972-06-20 Gyroscopic north-seeking device

Country Status (10)

Country Link
US (1) US3806913A (de)
BE (1) BE784965A (de)
CA (1) CA996270A (de)
CH (1) CH561410A5 (de)
DE (1) DE2230902C2 (de)
FR (1) FR2166398A6 (de)
GB (1) GB1400488A (de)
IT (1) IT1009514B (de)
NL (1) NL7208693A (de)
SE (1) SE388275B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963919A (en) * 1974-08-07 1976-06-15 National Controls Corporation Motion responsive detector apparatus
US4459759A (en) * 1982-08-04 1984-07-17 Sundstrand Data Control, Inc. Angular rate and position transducer for borehole survey instrument
JPS61283814A (ja) * 1985-06-10 1986-12-13 Tokyo Keiki Co Ltd ジヤイロ装置
DE3707345A1 (de) * 1987-03-07 1988-09-29 Pav Praezisions Apparatebau Ag Verfahren zum messen eines winkels
DE3844704C2 (de) * 1987-09-30 1992-06-17 Kabushiki Kaisha Okuma Tekkosho, Nagoya, Aichi, Jp
DE4023349A1 (de) * 1990-07-23 1992-01-30 Bodenseewerk Geraetetech Verfahren zur bestimmung der nordrichtung
DE4231935C1 (de) * 1992-09-24 1994-04-07 Deutsche Forsch Luft Raumfahrt Kreiselsystem zur Winkelmessung
IL198109A (en) * 2009-04-07 2013-01-31 Azimuth Technologies Ltd Facility, system and method for finding the north

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3009141A (en) * 1959-02-09 1961-11-14 Universal Drafting Machine Cor Digital transducer
US3099831A (en) * 1959-05-05 1963-07-30 Crane Co Analogue to digital converter and counter
US3269179A (en) * 1959-05-29 1966-08-30 Honeywell Regulator Co Navigational instruments
US3205718A (en) * 1962-05-31 1965-09-14 Lear Siegler Inc Gimbal torque compensation
US3323378A (en) * 1963-11-12 1967-06-06 Honeywell Inc Control apparatus
US3509562A (en) * 1966-07-25 1970-04-28 Baldwin Co D H Analog to digital encoder
FR1552879A (de) * 1967-08-21 1969-01-10

Also Published As

Publication number Publication date
SE388275B (sv) 1976-09-27
GB1400488A (en) 1975-07-16
FR2166398A6 (de) 1973-08-17
BE784965A (fr) 1972-10-16
DE2230902A1 (de) 1972-12-28
CH561410A5 (de) 1975-04-30
NL7208693A (de) 1972-12-28
DE2230902C2 (de) 1984-09-06
IT1009514B (it) 1976-12-20
US3806913A (en) 1974-04-23

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