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NO141486C - Fremviserkrets for bruk i forbindelse med et digitalt magnetkompass - Google Patents

Fremviserkrets for bruk i forbindelse med et digitalt magnetkompass

Info

Publication number
NO141486C
NO141486C NO750146A NO750146A NO141486C NO 141486 C NO141486 C NO 141486C NO 750146 A NO750146 A NO 750146A NO 750146 A NO750146 A NO 750146A NO 141486 C NO141486 C NO 141486C
Authority
NO
Norway
Prior art keywords
circuit
connection
magnetic compass
digital magnetic
digital
Prior art date
Application number
NO750146A
Other languages
English (en)
Other versions
NO750146L (no
NO141486B (no
Inventor
John T Fowler
Original Assignee
Laitram Corp
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 Laitram Corp filed Critical Laitram Corp
Publication of NO750146L publication Critical patent/NO750146L/no
Publication of NO141486B publication Critical patent/NO141486B/no
Publication of NO141486C publication Critical patent/NO141486C/no

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
    • G01C17/36—Repeaters for remote indication of readings of a master compass

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
  • Measuring Magnetic Variables (AREA)
NO750146A 1974-01-21 1975-01-20 Fremviserkrets for bruk i forbindelse med et digitalt magnetkompass NO141486C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US434793A US3906483A (en) 1974-01-21 1974-01-21 Compass display circuit

Publications (3)

Publication Number Publication Date
NO750146L NO750146L (no) 1975-08-18
NO141486B NO141486B (no) 1979-12-10
NO141486C true NO141486C (no) 1980-03-19

Family

ID=23725728

Family Applications (1)

Application Number Title Priority Date Filing Date
NO750146A NO141486C (no) 1974-01-21 1975-01-20 Fremviserkrets for bruk i forbindelse med et digitalt magnetkompass

Country Status (8)

Country Link
US (1) US3906483A (no)
JP (1) JPS50108955A (no)
CA (1) CA1013858A (no)
DE (1) DE2501544A1 (no)
DK (1) DK14275A (no)
GB (1) GB1500211A (no)
NO (1) NO141486C (no)
SE (1) SE392969B (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0038313B1 (fr) * 1980-04-16 1985-01-23 Wilfried Verbiest Source d'éclairage pour une bicyclette, un vélomoteur ou un véhicule analogue
US4398353A (en) * 1981-11-06 1983-08-16 Sperry Corporation Compass data converter
US4929943A (en) * 1988-07-01 1990-05-29 Sperry Marine, Inc. Marine compass rate-of-turn indicator
WO2008080103A1 (en) * 2006-12-22 2008-07-03 Johnson Controls Technology Company Compass with ambient light

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3206719A (en) * 1963-03-29 1965-09-14 Pure Samuel Compass direction indicating system
US3396378A (en) * 1965-08-17 1968-08-06 Gen Precision Systems Inc Thermochromic display system
US3566388A (en) * 1968-11-20 1971-02-23 Stewart Warner Corp Traveling message display
US3766535A (en) * 1972-04-14 1973-10-16 Magnavox Co Telethermometer receiver and display device

Also Published As

Publication number Publication date
JPS50108955A (no) 1975-08-27
DK14275A (no) 1975-09-22
NO750146L (no) 1975-08-18
US3906483A (en) 1975-09-16
SE392969B (sv) 1977-04-25
GB1500211A (en) 1978-02-08
CA1013858A (en) 1977-07-12
AU7732975A (en) 1976-07-15
DE2501544A1 (de) 1975-07-24
SE7500565L (no) 1975-07-22
NO141486B (no) 1979-12-10

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