FI43647C - Magneettikompassi suunnanvertaussignaalin kehittämiseksi - Google Patents

Magneettikompassi suunnanvertaussignaalin kehittämiseksi

Info

Publication number
FI43647C
FI43647C FI110864A FI110864A FI43647C FI 43647 C FI43647 C FI 43647C FI 110864 A FI110864 A FI 110864A FI 110864 A FI110864 A FI 110864A FI 43647 C FI43647 C FI 43647C
Authority
FI
Finland
Prior art keywords
generating
reference signal
direction reference
magnetic compass
compass
Prior art date
Application number
FI110864A
Other languages
English (en)
Other versions
FI43647B (fi
Inventor
Bech Mogens Ilsted
Original Assignee
Dansk Automatisk Ror Kontrol
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 Dansk Automatisk Ror Kontrol filed Critical Dansk Automatisk Ror Kontrol
Application granted granted Critical
Publication of FI43647B publication Critical patent/FI43647B/fi
Publication of FI43647C publication Critical patent/FI43647C/fi

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
    • G01C17/02—Magnetic compasses
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/20—Observing the compass card or needle
    • G01C17/26—Observing the compass card or needle using electric pick-offs for transmission to final indicator, e.g. photocell

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Hydraulic Turbines (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
FI110864A 1963-05-25 1964-05-23 Magneettikompassi suunnanvertaussignaalin kehittämiseksi FI43647C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK248663A DK106663C (da) 1963-05-25 1963-05-25 Magnetkompas.

Publications (2)

Publication Number Publication Date
FI43647B FI43647B (fi) 1971-02-01
FI43647C true FI43647C (fi) 1971-05-10

Family

ID=8112718

Family Applications (1)

Application Number Title Priority Date Filing Date
FI110864A FI43647C (fi) 1963-05-25 1964-05-23 Magneettikompassi suunnanvertaussignaalin kehittämiseksi

Country Status (4)

Country Link
DK (1) DK106663C (fi)
ES (1) ES300177A1 (fi)
FI (1) FI43647C (fi)
NL (1) NL145041B (fi)

Also Published As

Publication number Publication date
NL145041B (nl) 1975-02-17
DK106663C (da) 1967-02-27
FI43647B (fi) 1971-02-01
NL6405783A (fi) 1964-11-26
ES300177A1 (es) 1964-11-01

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