DE2627492A1 - Fernablesbarer magnetkompass - Google Patents

Fernablesbarer magnetkompass

Info

Publication number
DE2627492A1
DE2627492A1 DE19762627492 DE2627492A DE2627492A1 DE 2627492 A1 DE2627492 A1 DE 2627492A1 DE 19762627492 DE19762627492 DE 19762627492 DE 2627492 A DE2627492 A DE 2627492A DE 2627492 A1 DE2627492 A1 DE 2627492A1
Authority
DE
Germany
Prior art keywords
compass
disc
compass disc
bearing
housing
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.)
Withdrawn
Application number
DE19762627492
Other languages
German (de)
English (en)
Inventor
John T Fowler
Donald R Furey
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.)
Laitram LLC
Original Assignee
Laitram LLC
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 LLC filed Critical Laitram LLC
Publication of DE2627492A1 publication Critical patent/DE2627492A1/de
Withdrawn legal-status Critical Current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
    • G01C17/02—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)
  • Details Of Measuring And Other Instruments (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Level Indicators Using A Float (AREA)
DE19762627492 1975-06-17 1976-06-18 Fernablesbarer magnetkompass Withdrawn DE2627492A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/587,720 US4027398A (en) 1975-06-17 1975-06-17 Single pivot remote reading compass

Publications (1)

Publication Number Publication Date
DE2627492A1 true DE2627492A1 (de) 1977-01-13

Family

ID=24350930

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762627492 Withdrawn DE2627492A1 (de) 1975-06-17 1976-06-18 Fernablesbarer magnetkompass

Country Status (5)

Country Link
US (1) US4027398A (enExample)
DE (1) DE2627492A1 (enExample)
FR (1) FR2316579A1 (enExample)
GB (1) GB1556406A (enExample)
NO (1) NO762078L (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816252A1 (de) * 1977-04-14 1978-10-26 John Brian Hennessy Kompass

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425716A (en) 1981-08-13 1984-01-17 The Laitram Corporation Floating non-gimballed compass
US4471534A (en) * 1982-11-24 1984-09-18 The Laitram Corporation Remote reading compass with 360 degree roll capability
US4671120A (en) * 1983-04-25 1987-06-09 The Laitram Corporation Combined heading and depth sensor
US4611171A (en) * 1983-06-07 1986-09-09 Syntron, Inc. Location indicator for a marine seismic cable comprising operator controlled saturable core magnetometers
GB2186694B (en) * 1986-02-13 1991-07-24 Brookes & Gatehouse Direction sensing device
GB2209835A (en) * 1987-09-15 1989-05-24 Rory Paul Wilson A miniaturized dead reckoning automatic position sensor and recorder for attachment to animals
US5010653A (en) * 1988-02-29 1991-04-30 Digicourse, Inc. Apparatus and method for determining azimuth, pitch and roll
US4843865A (en) * 1988-02-29 1989-07-04 Digicourse, Inc. Method of calibrating a compass heading
US6286220B1 (en) 1999-11-30 2001-09-11 Directional Robotics, Inc. Reflective compass device
EP1636545A4 (en) * 2003-05-23 2007-10-24 Rule Industries SELF-BALANCING, NON-ROTATION MAGNETIC COMPASS
ES2339312B1 (es) * 2007-08-09 2011-03-11 Universidad Del Pais Vasco - Euskal Herriko Unibertsitatea Equipo de compas magnetico integral para obtencion de desvios en tiempo real.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US111169A (en) * 1871-01-24 Improvement in liquid-compasses
GB190919057A (en) * 1909-08-19 1910-02-03 Kelvin And James White Ltd Improvements in Magnetic Compasses.
GB467735A (en) * 1934-12-07 1937-06-22 Sperry Prod Inc Improvements in or relating to magnetic compass devices
US3374549A (en) * 1966-05-09 1968-03-26 William H Anderson Orientator
US3588001A (en) * 1969-02-05 1971-06-28 Bendix Corp Shock-absorbing means for a free pendulous magnetic azimuth detector mechanism
DE1933551A1 (de) * 1969-07-02 1971-01-07 Prefag Carl Rivoir & Co Fluessigkeitsgefuellter Magnetkompass
US3746842A (en) * 1971-09-27 1973-07-17 Laitram Corp Digital magnetic compass
US3888016A (en) * 1972-08-10 1975-06-10 Little Inc A Digital compass
US3833901A (en) * 1972-08-28 1974-09-03 Little Inc A Magnetic compass having remote digital readout

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816252A1 (de) * 1977-04-14 1978-10-26 John Brian Hennessy Kompass

Also Published As

Publication number Publication date
NO762078L (enExample) 1976-12-20
US4027398A (en) 1977-06-07
GB1556406A (en) 1979-11-21
FR2316579B1 (enExample) 1982-05-07
FR2316579A1 (fr) 1977-01-28

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8130 Withdrawal