IT8221205A0 - Laser ad anello. trasduttore captatore di sovraeccitazione per giroscopio - Google Patents

Laser ad anello. trasduttore captatore di sovraeccitazione per giroscopio

Info

Publication number
IT8221205A0
IT8221205A0 IT8221205A IT2120582A IT8221205A0 IT 8221205 A0 IT8221205 A0 IT 8221205A0 IT 8221205 A IT8221205 A IT 8221205A IT 2120582 A IT2120582 A IT 2120582A IT 8221205 A0 IT8221205 A0 IT 8221205A0
Authority
IT
Italy
Prior art keywords
overexcitation
gyroscope
transducer
ring laser
laser
Prior art date
Application number
IT8221205A
Other languages
English (en)
Other versions
IT1150919B (it
Inventor
Bo Hans Gunnar Ljung
Original Assignee
Singer 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 Singer Co filed Critical Singer Co
Publication of IT8221205A0 publication Critical patent/IT8221205A0/it
Application granted granted Critical
Publication of IT1150919B publication Critical patent/IT1150919B/it

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
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/66—Ring laser gyrometers
    • G01C19/68—Lock-in prevention
    • G01C19/70—Lock-in prevention by mechanical means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
IT21205/82A 1981-05-12 1982-05-12 Trasduttore captatore di sovraeccitazione per giroscopio laser ad anello IT1150919B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/262,732 US4406965A (en) 1981-05-12 1981-05-12 Dither pick-off transducer for ring laser gyroscope

Publications (2)

Publication Number Publication Date
IT8221205A0 true IT8221205A0 (it) 1982-05-12
IT1150919B IT1150919B (it) 1986-12-17

Family

ID=22998788

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21205/82A IT1150919B (it) 1981-05-12 1982-05-12 Trasduttore captatore di sovraeccitazione per giroscopio laser ad anello

Country Status (10)

Country Link
US (1) US4406965A (it)
JP (1) JPS57187982A (it)
AU (1) AU545920B2 (it)
CA (1) CA1165429A (it)
DE (1) DE3206786A1 (it)
FR (1) FR2506008A1 (it)
GB (1) GB2098404B (it)
IT (1) IT1150919B (it)
NO (1) NO157032C (it)
SE (1) SE451760B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4436423A (en) * 1981-09-14 1984-03-13 The Singer Company Ring laser gyroscope suspension
JPH0422630Y2 (it) * 1985-09-20 1992-05-25
DE3604079A1 (de) * 1986-02-08 1987-08-13 Teldix Gmbh Einrichtung zur erzeugung von drehschwingungen, insbesondere fuer ringlasergyroskope
US4742261A (en) * 1986-12-10 1988-05-03 Kaman Aerospace Corporation Constant length strut
US5012174A (en) * 1988-06-20 1991-04-30 Sperry Marine Inc. Method and apparatus for countering vibrations of a platform
FR2645263B1 (fr) * 1989-03-30 1991-07-26 Salaberry Bernard De Capteur de position optique pour gyrometre a laser
US4988908A (en) * 1989-05-31 1991-01-29 Honeywell Inc. Piezoelectric transducers for a ring laser gyroscope dither motor
GB2242779A (en) * 1990-04-03 1991-10-09 British Aerospace Dither spring assembly for laser gyroscope.
EP0517259B1 (en) * 1991-06-07 1996-05-15 Akai Electric Co., Ltd. Vibration control apparatus
US6498651B1 (en) * 1999-02-19 2002-12-24 Thomson-Csf Sextant Device for detecting activation movement for laser gyroscope
JP2000337881A (ja) * 1999-05-28 2000-12-08 Alps Electric Co Ltd ジャイロスコープの駆動検出装置
US7058111B2 (en) * 2001-05-24 2006-06-06 Honeywell International Inc. Arrangements for increasing sputter life in gas discharge tubes
US7375816B2 (en) * 2005-09-29 2008-05-20 Honeywell International Inc. Dither motor having integrated drive and pickoff transducers
FR2958740B1 (fr) * 2010-04-13 2012-03-30 Thales Sa Dispositif de traitement numerique de l'information issue d'un gyrolaser et gyrolaser associe.
US11852483B1 (en) 2022-08-12 2023-12-26 Honeywell International Inc. Dither motor apparatus with pickoff embedded drives for ring laser gyroscope

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2558563A (en) * 1948-10-29 1951-06-26 Gen Electric Piezoelectric strain gauge
US3043921A (en) * 1958-10-13 1962-07-10 Clairex Corp Piezoelectric transducer for stereophonic phonograph pickup
US3153229A (en) * 1963-05-13 1964-10-13 Charles E Roberts Digital actuator and direct digital transducer employing same
US3373650A (en) * 1965-04-02 1968-03-19 Honeywell Inc Laser angular rate sensor
US3421109A (en) * 1967-04-19 1969-01-07 Euphonics Corp Frequency selective amplifier and oscillator circuits employing piezoelectric elements to control frequency
US4113387A (en) * 1977-02-14 1978-09-12 Rockwell International Corporation Dual mode laser optics control for ring laser gyro
US4099876A (en) * 1977-03-14 1978-07-11 Rockwell International Corporation Phase-coded control for ring laser gyro
US4309107A (en) * 1980-01-11 1982-01-05 Litton Systems, Inc. Laser gyro dither mechanism
US4321557A (en) * 1980-01-21 1982-03-23 Litton Systems, Inc. Laser gyro coupling system
US4314174A (en) * 1980-03-25 1982-02-02 Litton Systems, Inc. Piezoelectric transducer drive having temperature compensation

Also Published As

Publication number Publication date
NO157032C (no) 1988-02-03
JPS57187982A (en) 1982-11-18
DE3206786A1 (de) 1982-12-09
AU8350582A (en) 1982-11-18
GB2098404A (en) 1982-11-17
FR2506008B1 (it) 1984-11-23
CA1165429A (en) 1984-04-10
AU545920B2 (en) 1985-08-08
NO157032B (no) 1987-09-28
IT1150919B (it) 1986-12-17
SE451760B (sv) 1987-10-26
FR2506008A1 (fr) 1982-11-19
GB2098404B (en) 1984-11-28
US4406965A (en) 1983-09-27
NO821440L (no) 1982-11-15
SE8202924L (sv) 1982-11-13

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960529