GB8415751D0 - Downhole ring laser gyro - Google Patents

Downhole ring laser gyro

Info

Publication number
GB8415751D0
GB8415751D0 GB848415751A GB8415751A GB8415751D0 GB 8415751 D0 GB8415751 D0 GB 8415751D0 GB 848415751 A GB848415751 A GB 848415751A GB 8415751 A GB8415751 A GB 8415751A GB 8415751 D0 GB8415751 D0 GB 8415751D0
Authority
GB
United Kingdom
Prior art keywords
ring laser
laser gyro
downhole ring
downhole
gyro
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.)
Withdrawn
Application number
GB848415751A
Other versions
GB2141868A (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.)
Sundstrand Optical Technologies Inc
Original Assignee
Sundstrand Optical Technologies 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 Sundstrand Optical Technologies Inc filed Critical Sundstrand Optical Technologies Inc
Publication of GB8415751D0 publication Critical patent/GB8415751D0/en
Publication of GB2141868A publication Critical patent/GB2141868A/en
Withdrawn legal-status Critical Current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
    • G01C19/58—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
    • G01C19/661—Ring laser gyrometers details

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)
GB08415751A 1983-06-20 1984-06-20 Downhole ring laser gyro Withdrawn GB2141868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50602983A 1983-06-20 1983-06-20

Publications (2)

Publication Number Publication Date
GB8415751D0 true GB8415751D0 (en) 1984-07-25
GB2141868A GB2141868A (en) 1985-01-03

Family

ID=24012866

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08415751A Withdrawn GB2141868A (en) 1983-06-20 1984-06-20 Downhole ring laser gyro

Country Status (11)

Country Link
JP (1) JPS6018981A (en)
AU (1) AU2947684A (en)
BE (1) BE899974A (en)
DE (1) DE3422889A1 (en)
FR (1) FR2548357A1 (en)
GB (1) GB2141868A (en)
IT (1) IT8448410A0 (en)
NL (1) NL8401964A (en)
NO (1) NO842455L (en)
SE (1) SE8403264L (en)
ZA (1) ZA844479B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1252551A (en) * 1984-01-09 1989-04-11 Litton Systems, Inc. Laser angular rate sensor with dithered mirrors
DE3544074A1 (en) * 1985-12-13 1987-06-19 Teldix Gmbh Device for generating rotary oscillations for ring-laser gyroscopes
JP3367614B2 (en) * 1991-10-17 2003-01-14 株式会社小松製作所 Steering wheel hydraulic drive for dump trucks

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115004A (en) * 1976-11-15 1978-09-19 Litton Systems, Inc. Counterbalanced oscillating ring laser gyro
DE2821330A1 (en) * 1977-05-18 1978-11-30 Litton Systems Inc RING LASER GYROSCOPE
US4190364A (en) * 1977-09-07 1980-02-26 The Singer Company Ring laser gyroscope
JPS5691487A (en) * 1979-12-25 1981-07-24 Kenji Aoshima Manufacture of ring laser oscillator

Also Published As

Publication number Publication date
JPS6018981A (en) 1985-01-31
GB2141868A (en) 1985-01-03
IT8448410A0 (en) 1984-06-18
ZA844479B (en) 1985-04-24
DE3422889A1 (en) 1984-12-20
NO842455L (en) 1984-12-21
SE8403264D0 (en) 1984-06-19
BE899974A (en) 1984-12-20
NL8401964A (en) 1985-01-16
FR2548357A1 (en) 1985-01-04
SE8403264L (en) 1984-12-21
AU2947684A (en) 1985-01-03

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)