FR760027A - Liquid compass - Google Patents

Liquid compass

Info

Publication number
FR760027A
FR760027A FR760027DA FR760027A FR 760027 A FR760027 A FR 760027A FR 760027D A FR760027D A FR 760027DA FR 760027 A FR760027 A FR 760027A
Authority
FR
France
Prior art keywords
liquid compass
compass
liquid
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
Other languages
French (fr)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR760027A publication Critical patent/FR760027A/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR760027D 1932-09-24 1933-08-23 Liquid compass Expired FR760027A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE760027X 1932-09-24

Publications (1)

Publication Number Publication Date
FR760027A true FR760027A (en) 1934-02-15

Family

ID=6660670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR760027D Expired FR760027A (en) 1932-09-24 1933-08-23 Liquid compass

Country Status (1)

Country Link
FR (1) FR760027A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745984C (en) * 1937-05-30 1944-05-31 Siemens App Magnetic compass

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745984C (en) * 1937-05-30 1944-05-31 Siemens App Magnetic compass

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