AU515544B2 - Compass - Google Patents

Compass

Info

Publication number
AU515544B2
AU515544B2 AU35063/78A AU3506378A AU515544B2 AU 515544 B2 AU515544 B2 AU 515544B2 AU 35063/78 A AU35063/78 A AU 35063/78A AU 3506378 A AU3506378 A AU 3506378A AU 515544 B2 AU515544 B2 AU 515544B2
Authority
AU
Australia
Prior art keywords
compass
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
AU35063/78A
Other versions
AU3506378A (en
Inventor
Brian Hennessy John
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU3506378A publication Critical patent/AU3506378A/en
Application granted granted Critical
Publication of AU515544B2 publication Critical patent/AU515544B2/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
    • 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)
AU35063/78A 1977-04-14 1978-04-13 Compass Expired AU515544B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NZ19386877 1977-04-14
NZNZ183868 1977-04-14

Publications (2)

Publication Number Publication Date
AU3506378A AU3506378A (en) 1979-10-18
AU515544B2 true AU515544B2 (en) 1981-04-09

Family

ID=19919190

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35063/78A Expired AU515544B2 (en) 1977-04-14 1978-04-13 Compass

Country Status (1)

Country Link
AU (1) AU515544B2 (en)

Also Published As

Publication number Publication date
AU3506378A (en) 1979-10-18

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