CA1042199A - Magnetic compass for sailing - Google Patents

Magnetic compass for sailing

Info

Publication number
CA1042199A
CA1042199A CA207,824A CA207824A CA1042199A CA 1042199 A CA1042199 A CA 1042199A CA 207824 A CA207824 A CA 207824A CA 1042199 A CA1042199 A CA 1042199A
Authority
CA
Canada
Prior art keywords
compass
marks
sector
compass card
sectors
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.)
Expired
Application number
CA207,824A
Other languages
English (en)
French (fr)
Other versions
CA207824S (en
Inventor
Kauko Jarvenpaa
Raimo Raitmaa
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.)
Suunto Oy
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
Application granted granted Critical
Publication of CA1042199A publication Critical patent/CA1042199A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/20—Instruments for performing navigational calculations
    • G01C21/203—Specially adapted for sailing ships
    • 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)
  • Automation & Control Theory (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Toys (AREA)
CA207,824A 1973-08-30 1974-08-26 Magnetic compass for sailing Expired CA1042199A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI732699A FI48390C (fi) 1973-08-30 1973-08-30 Magneettinen purjehduskompassi.

Publications (1)

Publication Number Publication Date
CA1042199A true CA1042199A (en) 1978-11-14

Family

ID=8507469

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,824A Expired CA1042199A (en) 1973-08-30 1974-08-26 Magnetic compass for sailing

Country Status (8)

Country Link
JP (1) JPS5917761B2 (fi)
AU (1) AU7254274A (fi)
CA (1) CA1042199A (fi)
DE (1) DE2440519A1 (fi)
FI (1) FI48390C (fi)
GB (1) GB1443389A (fi)
NO (1) NO743013L (fi)
SE (1) SE7410879L (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE408595B (sv) * 1976-11-10 1979-06-18 Ansar Lars Anders Peter Instrument vid segelbatar for indikering av ett av verkliga vindens riktning beroende, men av kryssningsbog oberoende verde
FR2447010A1 (fr) * 1979-01-16 1980-08-14 Morin Secretan Rech Perf Procede et instrument de navigation a voile
JPS57142308U (fi) * 1981-02-02 1982-09-07
GB2124374B (en) * 1981-08-28 1985-07-31 John Meechan Navigational device
WO1984001623A1 (en) * 1982-10-12 1984-04-26 Kevin Edward Shephard Tactical dinghy compass
JPS60245794A (ja) * 1984-05-22 1985-12-05 Toyo Soda Mfg Co Ltd ボツクス型イオン交換膜電解槽
CN113670281B (zh) * 2021-07-23 2023-08-29 温州大学 一种便携式定向越野的指向装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3678591A (en) * 1969-09-19 1972-07-25 Stanley A Selig Jr Sailing conditions indicator for sailboats

Also Published As

Publication number Publication date
JPS5051757A (fi) 1975-05-08
SE7410879L (fi) 1975-03-03
GB1443389A (en) 1976-07-21
JPS5917761B2 (ja) 1984-04-23
DE2440519A1 (de) 1975-03-06
FI48390C (fi) 1974-09-10
AU7254274A (en) 1976-02-26
NO743013L (fi) 1975-03-24
FI48390B (fi) 1974-05-31

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