FR1168493A - Appareil avertisseur pour brouillard - Google Patents

Appareil avertisseur pour brouillard

Info

Publication number
FR1168493A
FR1168493A FR1168493DA FR1168493A FR 1168493 A FR1168493 A FR 1168493A FR 1168493D A FR1168493D A FR 1168493DA FR 1168493 A FR1168493 A FR 1168493A
Authority
FR
France
Prior art keywords
warning device
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warning
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
English (en)
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.)
MAGNESIT AG DEUTSCHE
Original Assignee
MAGNESIT AG DEUTSCHE
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 MAGNESIT AG DEUTSCHE filed Critical MAGNESIT AG DEUTSCHE
Application granted granted Critical
Publication of FR1168493A publication Critical patent/FR1168493A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
FR1168493D 1956-02-02 1957-01-25 Appareil avertisseur pour brouillard Expired FR1168493A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1168493X 1956-02-02

Publications (1)

Publication Number Publication Date
FR1168493A true FR1168493A (fr) 1958-12-09

Family

ID=7729119

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1168493D Expired FR1168493A (fr) 1956-02-02 1957-01-25 Appareil avertisseur pour brouillard

Country Status (1)

Country Link
FR (1) FR1168493A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584497A1 (fr) * 1985-07-04 1987-01-09 Jaeger Procede et dispositif pour la detection du brouillard et son application a l'aide a la conduite d'un vehicule.
US4874242A (en) * 1985-07-04 1989-10-17 Jaeger Device for detection of extraneous substances through a wall and a system for aiding the driving of automobiles or airplanes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584497A1 (fr) * 1985-07-04 1987-01-09 Jaeger Procede et dispositif pour la detection du brouillard et son application a l'aide a la conduite d'un vehicule.
US4874242A (en) * 1985-07-04 1989-10-17 Jaeger Device for detection of extraneous substances through a wall and a system for aiding the driving of automobiles or airplanes

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