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FR868270A - Improvements to gyroscopic devices - Google Patents

Improvements to gyroscopic devices

Info

Publication number
FR868270A
FR868270A FR868270DA FR868270A FR 868270 A FR868270 A FR 868270A FR 868270D A FR868270D A FR 868270DA FR 868270 A FR868270 A FR 868270A
Authority
FR
France
Prior art keywords
gyroscopic devices
gyroscopic
devices
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
Other languages
French (fr)
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.)
Sperry Gyroscope Co Ltd
Sperry Gyroscope Co Inc
Original Assignee
Sperry Gyroscope Co Ltd
Sperry Gyroscope Co 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 Sperry Gyroscope Co Ltd, Sperry Gyroscope Co Inc filed Critical Sperry Gyroscope Co Ltd
Application granted granted Critical
Publication of FR868270A publication Critical patent/FR868270A/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
    • G01C19/44—Rotary gyroscopes for indicating the vertical

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR868270D 1939-05-20 1940-05-20 Improvements to gyroscopic devices Expired FR868270A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US868270XA 1939-05-20 1939-05-20

Publications (1)

Publication Number Publication Date
FR868270A true FR868270A (en) 1941-12-26

Family

ID=22201172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868270D Expired FR868270A (en) 1939-05-20 1940-05-20 Improvements to gyroscopic devices

Country Status (1)

Country Link
FR (1) FR868270A (en)

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