FR2339836A1 - Dispositif pour indiquer la direction suivie par un observateur par rapport a un objet eloigne - Google Patents

Dispositif pour indiquer la direction suivie par un observateur par rapport a un objet eloigne

Info

Publication number
FR2339836A1
FR2339836A1 FR7702273A FR7702273A FR2339836A1 FR 2339836 A1 FR2339836 A1 FR 2339836A1 FR 7702273 A FR7702273 A FR 7702273A FR 7702273 A FR7702273 A FR 7702273A FR 2339836 A1 FR2339836 A1 FR 2339836A1
Authority
FR
France
Prior art keywords
observer
relation
indicating
remote object
direction followed
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.)
Granted
Application number
FR7702273A
Other languages
English (en)
Other versions
FR2339836B1 (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.)
FORSS MAGNUS
Original Assignee
FORSS MAGNUS
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 FORSS MAGNUS filed Critical FORSS MAGNUS
Publication of FR2339836A1 publication Critical patent/FR2339836A1/fr
Application granted granted Critical
Publication of FR2339836B1 publication Critical patent/FR2339836B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D43/00—Arrangements or adaptations of instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Traffic Control Systems (AREA)
  • Selective Calling Equipment (AREA)
FR7702273A 1976-01-27 1977-01-27 Dispositif pour indiquer la direction suivie par un observateur par rapport a un objet eloigne Granted FR2339836A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7600840A SE7600840L (sv) 1976-01-27 1976-01-27 Anordning for riktningsangivelse

Publications (2)

Publication Number Publication Date
FR2339836A1 true FR2339836A1 (fr) 1977-08-26
FR2339836B1 FR2339836B1 (fr) 1983-04-29

Family

ID=20326825

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702273A Granted FR2339836A1 (fr) 1976-01-27 1977-01-27 Dispositif pour indiquer la direction suivie par un observateur par rapport a un objet eloigne

Country Status (6)

Country Link
US (1) US4131366A (fr)
CA (1) CA1084739A (fr)
DE (1) DE2702231A1 (fr)
FR (1) FR2339836A1 (fr)
GB (1) GB1571212A (fr)
SE (1) SE7600840L (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2339320A (en) * 1998-07-09 2000-01-19 Sharp Kk Volume black matrix; multilayer liquid crystal device
US7592972B2 (en) * 2001-11-15 2009-09-22 Continental Automotive Systems Us, Inc. Thin instrument cluster

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190585A (en) * 1961-02-09 1965-06-22 Dornier Werke Gmbh Landing system for aircraft
GB1078787A (en) * 1964-06-22 1967-08-09 Maria Panerai An optical indicator
US3361912A (en) * 1964-12-07 1968-01-02 Barkley & Dexter Lab Inc Sun shield for photoelectric cloud height detector
US3449581A (en) * 1965-11-30 1969-06-10 Us Navy Amplifying light conducting conduit with light passage interrupting means

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1687119A (en) * 1923-03-13 1928-10-09 Benson Elof Light-distributing device
GB374601A (en) * 1930-05-14 1932-06-16 Eugene Astima Improvements in or relating to screens for displaying optically projected images or for use as sun-visors
US3031351A (en) * 1957-02-18 1962-04-24 Oran T Mcilvaine Light control devices and methods of manufacturing same
US3380817A (en) * 1964-09-11 1968-04-30 Bendix Corp Method of making a vitreous off-axis light filter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190585A (en) * 1961-02-09 1965-06-22 Dornier Werke Gmbh Landing system for aircraft
GB1078787A (en) * 1964-06-22 1967-08-09 Maria Panerai An optical indicator
US3361912A (en) * 1964-12-07 1968-01-02 Barkley & Dexter Lab Inc Sun shield for photoelectric cloud height detector
US3449581A (en) * 1965-11-30 1969-06-10 Us Navy Amplifying light conducting conduit with light passage interrupting means

Also Published As

Publication number Publication date
SE394187B (sv) 1977-06-13
SE7600840L (sv) 1977-06-13
CA1084739A (fr) 1980-09-02
US4131366A (en) 1978-12-26
DE2702231A1 (de) 1977-07-28
GB1571212A (en) 1980-07-09
FR2339836B1 (fr) 1983-04-29

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Legal Events

Date Code Title Description
ST Notification of lapse