NO152629C - Kompass. - Google Patents

Kompass.

Info

Publication number
NO152629C
NO152629C NO781293A NO781293A NO152629C NO 152629 C NO152629 C NO 152629C NO 781293 A NO781293 A NO 781293A NO 781293 A NO781293 A NO 781293A NO 152629 C NO152629 C NO 152629C
Authority
NO
Norway
Prior art keywords
compass
Prior art date
Application number
NO781293A
Other languages
English (en)
Other versions
NO152629B (no
NO781293L (no
Inventor
John Brian Hennessy
Original Assignee
John Brian Hennessy
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 John Brian Hennessy filed Critical John Brian Hennessy
Publication of NO781293L publication Critical patent/NO781293L/no
Publication of NO152629B publication Critical patent/NO152629B/no
Publication of NO152629C publication Critical patent/NO152629C/no

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
    • 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
    • G01C17/06—Suspending magnetic elements
    • G01C17/08—Suspending magnetic elements by flotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Toys (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Inorganic Insulating Materials (AREA)
  • Catching Or Destruction (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Details Of Measuring And Other Instruments (AREA)
  • Supports Or Holders For Household Use (AREA)
  • Credit Cards Or The Like (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
NO781293A 1977-04-14 1978-04-13 Kompass. NO152629C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ18386877 1977-04-14

Publications (3)

Publication Number Publication Date
NO781293L NO781293L (no) 1978-10-17
NO152629B NO152629B (no) 1985-07-15
NO152629C true NO152629C (no) 1985-10-23

Family

ID=19918093

Family Applications (1)

Application Number Title Priority Date Filing Date
NO781293A NO152629C (no) 1977-04-14 1978-04-13 Kompass.

Country Status (11)

Country Link
US (1) US4227313A (no)
JP (1) JPS5415772A (no)
CA (1) CA1118198A (no)
DE (1) DE2816252A1 (no)
FI (1) FI73314C (no)
FR (1) FR2387436A1 (no)
GB (1) GB1600108A (no)
IE (1) IE46532B1 (no)
NL (1) NL7804003A (no)
NO (1) NO152629C (no)
SE (1) SE439198B (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034841A (ja) * 1983-08-05 1985-02-22 川崎製鉄株式会社 複合金属板およびその製造方法
CH690249A5 (de) * 1995-06-07 2000-06-15 Recta Ag Kompass mit neigungskompensierender Anzeige.
US6708415B1 (en) * 2002-06-03 2004-03-23 Eugene Victor Osten Magnetic compass structure
CN101270986B (zh) * 2007-03-21 2010-12-29 吴姿莹 具有设定方向功能的平衡装置
US9234753B2 (en) 2013-06-18 2016-01-12 Frank Sanns, Jr. Fluid or low friction permanent magnet compass

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1306882A (en) * 1919-06-17 clarke
US1533683A (en) * 1921-10-27 1925-04-14 Gen Electric Compass and magnetic dip indicator
US2300710A (en) * 1937-05-04 1942-11-03 Sperry Prod Inc Universal flight indicator
US2177218A (en) * 1937-05-04 1939-10-24 Us Gauge Co Magnetic compass
US2446258A (en) * 1943-11-29 1948-08-03 Lockheed Aircraft Corp Compass
US2803068A (en) * 1956-03-08 1957-08-20 Russell I Mason Swimmer's underwater compass
US3088217A (en) * 1960-11-10 1963-05-07 Zeiss Carl Orientation compass
US3349406A (en) * 1965-06-23 1967-10-24 Geodyne Corp Monitoring position-indicating recorder
US3374549A (en) * 1966-05-09 1968-03-26 William H Anderson Orientator
CA861781A (en) * 1968-06-29 1971-01-26 Patrick Harrison And Company Limited Aircraft compass
US3568328A (en) * 1968-07-01 1971-03-09 Harrison & Co Ltd Patrick Aircraft compass
GB1228468A (no) * 1968-07-11 1971-04-15
DE1933551A1 (de) * 1969-07-02 1971-01-07 Prefag Carl Rivoir & Co Fluessigkeitsgefuellter Magnetkompass
US3927474A (en) * 1973-08-07 1975-12-23 Laitram Corp Internally gimballed compass
US4004348A (en) * 1975-01-16 1977-01-25 The Laitram Corporation High pressure compass housing
US4027398A (en) * 1975-06-17 1977-06-07 The Laitram Corporation Single pivot remote reading compass

Also Published As

Publication number Publication date
NL7804003A (nl) 1978-10-17
FR2387436A1 (fr) 1978-11-10
SE439198B (sv) 1985-06-03
US4227313A (en) 1980-10-14
FI73314C (fi) 1987-09-10
NO152629B (no) 1985-07-15
FI73314B (fi) 1987-05-29
DE2816252C2 (no) 1987-12-23
CA1118198A (en) 1982-02-16
GB1600108A (en) 1981-10-14
IE46532B1 (en) 1983-07-13
NO781293L (no) 1978-10-17
JPS6122763B2 (no) 1986-06-03
IE780715L (en) 1978-10-14
FR2387436B1 (no) 1984-06-22
FI781143A (fi) 1978-10-15
JPS5415772A (en) 1979-02-05
DE2816252A1 (de) 1978-10-26
SE7804140L (sv) 1978-10-15

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