FI943008A - Järjestely erannon korjaamiseksi optisesti luettavassa suuntimakompassissa - Google Patents

Järjestely erannon korjaamiseksi optisesti luettavassa suuntimakompassissa Download PDF

Info

Publication number
FI943008A
FI943008A FI943008A FI943008A FI943008A FI 943008 A FI943008 A FI 943008A FI 943008 A FI943008 A FI 943008A FI 943008 A FI943008 A FI 943008A FI 943008 A FI943008 A FI 943008A
Authority
FI
Finland
Prior art keywords
correcting
deviation
arrangement
optically readable
bearing compass
Prior art date
Application number
FI943008A
Other languages
English (en)
Swedish (sv)
Other versions
FI943008A0 (fi
FI115160B (fi
Inventor
Ari Laehteenmaeki
Original Assignee
Suunto Oy
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 Suunto Oy filed Critical Suunto Oy
Priority to FI943008A priority Critical patent/FI115160B/fi
Publication of FI943008A0 publication Critical patent/FI943008A0/fi
Priority to DE19517744A priority patent/DE19517744A1/de
Priority to GB9510883A priority patent/GB2290613B/en
Priority to US08/459,109 priority patent/US5560114A/en
Publication of FI943008A publication Critical patent/FI943008A/fi
Application granted granted Critical
Publication of FI115160B publication Critical patent/FI115160B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Rolling Contact Bearings (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Telescopes (AREA)
FI943008A 1994-06-22 1994-06-22 Optisesti luettava suuntimakompassi FI115160B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI943008A FI115160B (fi) 1994-06-22 1994-06-22 Optisesti luettava suuntimakompassi
DE19517744A DE19517744A1 (de) 1994-06-22 1995-05-15 Anordnung zur Korrektur der Mißweisung in einem optisch ablesbaren Peilkompaß
GB9510883A GB2290613B (en) 1994-06-22 1995-05-30 Optically readable bearing compass having means for correction of declination
US08/459,109 US5560114A (en) 1994-06-22 1995-06-02 Arrangement for compensating for magnetic declination in an optically readable bearing compass

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI943008 1994-06-22
FI943008A FI115160B (fi) 1994-06-22 1994-06-22 Optisesti luettava suuntimakompassi

Publications (3)

Publication Number Publication Date
FI943008A0 FI943008A0 (fi) 1994-06-22
FI943008A true FI943008A (fi) 1995-12-23
FI115160B FI115160B (fi) 2005-03-15

Family

ID=8540984

Family Applications (1)

Application Number Title Priority Date Filing Date
FI943008A FI115160B (fi) 1994-06-22 1994-06-22 Optisesti luettava suuntimakompassi

Country Status (4)

Country Link
US (1) US5560114A (fi)
DE (1) DE19517744A1 (fi)
FI (1) FI115160B (fi)
GB (1) GB2290613B (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6016606A (en) * 1997-04-25 2000-01-25 Navitrak International Corporation Navigation device having a viewer for superimposing bearing, GPS position and indexed map information
DE10238333A1 (de) * 2002-08-16 2004-02-26 Dallmeier Electronic Gmbh & Co. Kg Gerät eines elektronischen Überwachungssytems, insbesondere Videoüberwachungssystems
DE10252541B4 (de) * 2002-11-08 2016-08-11 Immobiliengesellschaft Helmut Fischer Gmbh & Co. Kg Vorrichtung zur zerstörungsfreien Messung der Dicke dünner Schichten
US6826843B2 (en) * 2002-11-25 2004-12-07 Radioshack, Corp. Electronic compass apparatus and method
US10363453B2 (en) 2011-02-07 2019-07-30 New Balance Athletics, Inc. Systems and methods for monitoring athletic and physiological performance
WO2012109244A1 (en) 2011-02-07 2012-08-16 New Balance Athletic Shoe, Inc. Systems and methods for monitoring athletic performance

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB366210A (en) * 1930-12-12 1932-02-04 Robert Gilmer Christie Improvements relating to field or marching compasses
US2296285A (en) * 1939-12-28 1942-09-22 Lear Avia Inc Radio azimuth indicator
DE910595C (de) * 1941-11-26 1954-05-03 Emil Busch A G Optische Ind Rosenkompass mit in eine seitlich angeordnete neigbare Visiereinrichtung eingespiegelter Kompassanzeige
US3813792A (en) * 1971-11-03 1974-06-04 Suunto Oy Device for declination correction of a magnetic compass
DE2313521A1 (de) * 1973-03-19 1974-10-03 Henri Beaudout Richtungsgeber fuer landgebundene fortbewegung
GB1510467A (en) * 1975-06-25 1978-05-10 Collis G Instrument for obtaining a compass bearing
US4535547A (en) * 1981-02-04 1985-08-20 Honda Giken Kogyo Kabushiki Kaisha Mount for an earth magnetism sensor for use in an automotive vehicle
US4531298A (en) * 1983-05-24 1985-07-30 Robert S. Sanborn Apparatus and method for controlling northerly turning error in direction indicating navigational instruments
US4920656A (en) * 1989-08-11 1990-05-01 Sun Company, Inc. Compass assembly with dial biasing disk
US5060390A (en) * 1990-01-29 1991-10-29 Navitrak Corp. Navigation aid
US5151753A (en) * 1990-10-10 1992-09-29 Whitman Iii Hobart A Non-parallax optical sighting instrument

Also Published As

Publication number Publication date
GB2290613B (en) 1998-04-15
DE19517744A1 (de) 1996-01-04
GB2290613A (en) 1996-01-03
GB9510883D0 (en) 1995-07-26
FI943008A0 (fi) 1994-06-22
FI115160B (fi) 2005-03-15
US5560114A (en) 1996-10-01

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