FR934900A - Apparatus for the complete determination of the deviation of the compasses of ships and airplanes - Google Patents

Apparatus for the complete determination of the deviation of the compasses of ships and airplanes

Info

Publication number
FR934900A
FR934900A FR934900DA FR934900A FR 934900 A FR934900 A FR 934900A FR 934900D A FR934900D A FR 934900DA FR 934900 A FR934900 A FR 934900A
Authority
FR
France
Prior art keywords
compasses
airplanes
ships
deviation
complete determination
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)
Inventor
Anders Melcher Myrtin
Lennart Thorstenson Iohnson
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 filed Critical
Application granted granted Critical
Publication of FR934900A publication Critical patent/FR934900A/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
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/38—Testing, calibrating, or compensating of compasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR934900D 1946-10-17 1946-10-17 Apparatus for the complete determination of the deviation of the compasses of ships and airplanes Expired FR934900A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR934900T 1946-10-17

Publications (1)

Publication Number Publication Date
FR934900A true FR934900A (en) 1948-06-03

Family

ID=9456457

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934900D Expired FR934900A (en) 1946-10-17 1946-10-17 Apparatus for the complete determination of the deviation of the compasses of ships and airplanes

Country Status (1)

Country Link
FR (1) FR934900A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748486A (en) * 1953-03-02 1956-06-05 Boeing Co Compass-swinging apparatus
US2765649A (en) * 1952-12-02 1956-10-09 Warren C Youngclaus Device for determining deviation of magnetic compasses
US3418840A (en) * 1965-08-02 1968-12-31 Oakland Corp Compass compensation
US3522723A (en) * 1968-03-29 1970-08-04 Sperry Rand Corp Apparatus and method for calibrating magnetic compasses
US3530704A (en) * 1967-05-29 1970-09-29 Oakland Corp Compass compensation

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2765649A (en) * 1952-12-02 1956-10-09 Warren C Youngclaus Device for determining deviation of magnetic compasses
US2748486A (en) * 1953-03-02 1956-06-05 Boeing Co Compass-swinging apparatus
US3418840A (en) * 1965-08-02 1968-12-31 Oakland Corp Compass compensation
US3530704A (en) * 1967-05-29 1970-09-29 Oakland Corp Compass compensation
US3522723A (en) * 1968-03-29 1970-08-04 Sperry Rand Corp Apparatus and method for calibrating magnetic compasses

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