FR695847A - Perfectionnements aux compas de navigation - Google Patents

Perfectionnements aux compas de navigation

Info

Publication number
FR695847A
FR695847A FR695847DA FR695847A FR 695847 A FR695847 A FR 695847A FR 695847D A FR695847D A FR 695847DA FR 695847 A FR695847 A FR 695847A
Authority
FR
France
Prior art keywords
compasses
navigation
navigation compasses
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
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.)
Sperry Gyroscope Co Ltd
Original Assignee
Sperry Gyroscope Co Ltd
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 filed Critical Sperry Gyroscope Co Ltd
Application granted granted Critical
Publication of FR695847A publication Critical patent/FR695847A/fr
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
    • G01C19/04—Details
    • G01C19/16—Suspensions; Bearings
    • 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
    • G01C17/02—Magnetic compasses
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/18—Supporting or suspending compasses, e.g. by gimbal, by flotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR695847D 1929-05-24 1930-05-19 Perfectionnements aux compas de navigation Expired FR695847A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB695847X 1929-05-24

Publications (1)

Publication Number Publication Date
FR695847A true FR695847A (fr) 1930-12-22

Family

ID=10493404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR695847D Expired FR695847A (fr) 1929-05-24 1930-05-19 Perfectionnements aux compas de navigation

Country Status (1)

Country Link
FR (1) FR695847A (fr)

Similar Documents

Publication Publication Date Title
FR547111A (fr) Perfectionnements aux compas gyroscopiques
FR694073A (fr) Perfectionnements aux gyroscopes
FR678388A (fr) Perfectionnements aux compas
FR736709A (fr) Perfectionnements aux compas gyroscopiques
FR695847A (fr) Perfectionnements aux compas de navigation
FR812445A (fr) Perfectionnements aux compas gyroscopiques
FR701258A (fr) Perfectionnements aux compas gyroscopiques à liquide
FR37642E (fr) Perfectionnements apportés aux compas
FR38852E (fr) Perfectionnements apportés aux compas
FR37421E (fr) Perfectionnements aux compas ou boussoles
FR628420A (fr) Perfectionnements aux compas gyroscopiques
FR661921A (fr) Perfectionnements aux compas gyroscopiques
FR701810A (fr) Perfectionnements aux compas de guidage
FR808526A (fr) Perfectionnements aux compas gyroscopiques
FR630677A (fr) Perfectionnements apportés aux compas de navigation
FR695667A (fr) Perfectionnements aux compas magnétiques
FR681916A (fr) Perfectionnements aux compas gyroscopiques
FR576098A (fr) Perfectionnements aux compas gyroscopiques
FR680563A (fr) Perfectionnements aux compas ou boussoles
FR660756A (fr) Perfectionnements apportés aux compas
FR39413E (fr) Perfectionnements apportés aux compas
FR39224E (fr) Perfectionnements apportés aux compas
FR546877A (fr) Compas perfectionné gradué
FR679074A (fr) Perfectionnements aux compas magnétiques liquides
FR662665A (fr) Perfectionnements aux instruments de navigation