DE2339948A1 - Digitaler magnetkompass - Google Patents

Digitaler magnetkompass

Info

Publication number
DE2339948A1
DE2339948A1 DE19732339948 DE2339948A DE2339948A1 DE 2339948 A1 DE2339948 A1 DE 2339948A1 DE 19732339948 DE19732339948 DE 19732339948 DE 2339948 A DE2339948 A DE 2339948A DE 2339948 A1 DE2339948 A1 DE 2339948A1
Authority
DE
Germany
Prior art keywords
compass
housing
capsule
code
compass according
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Withdrawn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
DE19732339948
Other languages
German (de)
English (en)
Inventor
John Thomas Fowler
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 DE2339948A1 publication Critical patent/DE2339948A1/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Withdrawn legal-status Critical Current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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Details Of Measuring And Other Instruments (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE19732339948 1972-08-10 1973-08-07 Digitaler magnetkompass Withdrawn DE2339948A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US279723A US3888016A (en) 1972-08-10 1972-08-10 Digital compass

Publications (1)

Publication Number Publication Date
DE2339948A1 true DE2339948A1 (de) 1974-02-28

Family

ID=23070163

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732339948 Withdrawn DE2339948A1 (de) 1972-08-10 1973-08-07 Digitaler magnetkompass

Country Status (12)

Country Link
US (1) US3888016A (https=)
JP (1) JPS4987358A (https=)
AU (1) AU476570B2 (https=)
BE (1) BE803454A (https=)
CA (1) CA996344A (https=)
CH (1) CH579768A5 (https=)
DE (1) DE2339948A1 (https=)
FR (1) FR2195786B1 (https=)
GB (1) GB1409639A (https=)
NL (1) NL7311089A (https=)
NO (1) NO136944C (https=)
SE (1) SE390450B (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047168A (en) * 1975-05-22 1977-09-06 The Laitram Corporation Digital compass and gimbal assembly for two conductor connection
US4027398A (en) * 1975-06-17 1977-06-07 The Laitram Corporation Single pivot remote reading compass
US4139951A (en) * 1977-03-23 1979-02-20 Cunard Thomas L Remote indicating compass
US4117602A (en) * 1977-04-04 1978-10-03 The Laitram Corporation Electromagnetic compass
US4130942A (en) * 1977-05-26 1978-12-26 The Laitram Corporation Borehole surveying apparatus
JPS5811808A (ja) * 1981-07-16 1983-01-22 Niles Parts Co Ltd 方位検出表示回路
US4425716A (en) 1981-08-13 1984-01-17 The Laitram Corporation Floating non-gimballed compass
US4521875A (en) * 1981-12-21 1985-06-04 Hughes Aircraft Company Orientation detection system for thin-line towed sonar arrays
US4611171A (en) * 1983-06-07 1986-09-09 Syntron, Inc. Location indicator for a marine seismic cable comprising operator controlled saturable core magnetometers
US4577414A (en) * 1985-04-30 1986-03-25 The United States Of America As Represented By The United States Department Of Energy Remotely readable fiber optic compass
FR2591738B1 (fr) * 1985-12-18 1990-02-02 Plastimo Compas magnetique comportant un equipage mobile et des moyens d'amortissement et de detection de la rotation de celui-ci
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
US5526022A (en) * 1993-01-06 1996-06-11 Virtual I/O, Inc. Sourceless orientation sensor
US5991085A (en) * 1995-04-21 1999-11-23 I-O Display Systems Llc Head-mounted personal visual display apparatus with image generator and holder
US6826843B2 (en) * 2002-11-25 2004-12-07 Radioshack, Corp. Electronic compass apparatus and method
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.
US9234753B2 (en) 2013-06-18 2016-01-12 Frank Sanns, Jr. Fluid or low friction permanent magnet compass
CN106448103A (zh) * 2016-09-27 2017-02-22 深圳市盛矽电子科技有限公司 转盘式电子设备控制器以及遥控玩具的操控设备
CN110530403B (zh) * 2019-09-30 2021-03-16 梁朝旭 一种球罐内上顶面检测支撑平台

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2026919A (en) * 1933-03-29 1936-01-07 Stright James Leslie Compass
US2370000A (en) * 1941-11-27 1945-02-20 Best Frank Ellison Master compass and inertia means
US3349406A (en) * 1965-06-23 1967-10-24 Geodyne Corp Monitoring position-indicating recorder
US3480788A (en) * 1966-04-07 1969-11-25 John Dante Barbieri Resolving compass utilizing photo-potentiometers
US3567327A (en) * 1967-11-02 1971-03-02 Us Navy Magnetic compass direction indicating system
US3699658A (en) * 1970-10-30 1972-10-24 Electro Marine Corp Binnacle
GB1321212A (en) * 1971-04-28 1973-06-27 Laitram Corp Magnetic compass

Also Published As

Publication number Publication date
BE803454A (fr) 1973-12-03
FR2195786A1 (https=) 1974-03-08
CA996344A (en) 1976-09-07
SE390450B (sv) 1976-12-20
AU5881473A (en) 1975-02-06
NL7311089A (https=) 1974-02-12
GB1409639A (en) 1975-10-08
NO136944C (no) 1977-11-30
US3888016A (en) 1975-06-10
NO136944B (no) 1977-08-22
AU476570B2 (en) 1976-09-30
FR2195786B1 (https=) 1979-10-19
JPS4987358A (https=) 1974-08-21
CH579768A5 (https=) 1976-09-15

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Legal Events

Date Code Title Description
OD Request for examination
8139 Disposal/non-payment of the annual fee