DK130492B - Arrangement til tilvejebringelse af en elektrisk indikation for vinkelstillingen af en magnetnål. - Google Patents

Arrangement til tilvejebringelse af en elektrisk indikation for vinkelstillingen af en magnetnål.

Info

Publication number
DK130492B
DK130492B DK361670AA DK361670A DK130492B DK 130492 B DK130492 B DK 130492B DK 361670A A DK361670A A DK 361670AA DK 361670 A DK361670 A DK 361670A DK 130492 B DK130492 B DK 130492B
Authority
DK
Denmark
Prior art keywords
arrangement
providing
angular position
magnetic needle
electrical indication
Prior art date
Application number
DK361670AA
Other languages
English (en)
Other versions
DK130492C (da
Inventor
D A Hendley
S L Boersma
Original Assignee
Decca 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 Decca Ltd filed Critical Decca Ltd
Publication of DK130492B publication Critical patent/DK130492B/da
Application granted granted Critical
Publication of DK130492C publication Critical patent/DK130492C/da

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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
DK361670AA 1969-07-14 1970-07-10 Arrangement til tilvejebringelse af en elektrisk indikation for vinkelstillingen af en magnetnål. DK130492B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3538969 1969-07-14

Publications (2)

Publication Number Publication Date
DK130492B true DK130492B (da) 1975-02-24
DK130492C DK130492C (da) 1975-07-28

Family

ID=10377180

Family Applications (1)

Application Number Title Priority Date Filing Date
DK361670AA DK130492B (da) 1969-07-14 1970-07-10 Arrangement til tilvejebringelse af en elektrisk indikation for vinkelstillingen af en magnetnål.

Country Status (5)

Country Link
US (1) US3699558A (da)
DK (1) DK130492B (da)
FR (1) FR2055134A5 (da)
GB (1) GB1296703A (da)
NO (1) NO127593B (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2341984A1 (de) * 1973-08-20 1975-03-06 Krupp Gmbh Winkelmesser
ATE22627T1 (de) * 1981-09-04 1986-10-15 Contraves Ag Vorrichtung zur kontaktlosen uebertragung von informationen zwischen relativ zueinander rotierenden bauteilen.
US4507638A (en) * 1981-12-10 1985-03-26 Amnon Brosh Rotary position sensors employing planar coils
US4584577A (en) * 1982-10-20 1986-04-22 Brookes & Gatehouse Limited Angular position sensor
US4638250A (en) * 1984-01-30 1987-01-20 Fiscint, Inc. Contactless position sensor with coreless coil coupling component
IE55855B1 (en) * 1984-10-19 1991-01-30 Kollmorgen Ireland Ltd Position and speed sensors
EP0743508A2 (en) * 1995-05-16 1996-11-20 Mitutoyo Corporation Induced current position transducer
US6002250A (en) * 1996-05-13 1999-12-14 Mitutoyo Corporation Electronic linear scale using a self-contained, low-power inductive position transducer
US5973494A (en) * 1996-05-13 1999-10-26 Mitutoyo Corporation Electronic caliper using a self-contained, low power inductive position transducer
US5886519A (en) * 1997-01-29 1999-03-23 Mitutoyo Corporation Multi-scale induced current absolute position transducer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US705482A (en) * 1901-11-12 1902-07-22 Wilhelm August Thiermann System of and apparatus for transmitting movements and indicating the position of indicators or the like.
US2936623A (en) * 1956-10-01 1960-05-17 Sun Oil Co Liquid level electrical indicator
US3217308A (en) * 1962-11-16 1965-11-09 Jr Richard F Maxwell Shaft angle transducer
US3594741A (en) * 1968-05-29 1971-07-20 Bendix Corp Electromechanical transducer

Also Published As

Publication number Publication date
NO127593B (da) 1973-07-16
FR2055134A5 (da) 1971-05-07
DK130492C (da) 1975-07-28
US3699558A (en) 1972-10-17
GB1296703A (da) 1972-11-15

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