BE654344A - - Google Patents

Info

Publication number
BE654344A
BE654344A BE654344A BE654344A BE654344A BE 654344 A BE654344 A BE 654344A BE 654344 A BE654344 A BE 654344A BE 654344 A BE654344 A BE 654344A BE 654344 A BE654344 A BE 654344A
Authority
BE
Belgium
Application number
BE654344A
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 filed Critical
Priority to BE654344A priority Critical patent/BE654344A/xx
Priority to BE662165A priority patent/BE662165A/xx
Publication of BE654344A publication Critical patent/BE654344A/xx
Priority claimed from FR34733A external-priority patent/FR1459336A/fr
Priority claimed from FR132000A external-priority patent/FR94472E/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64FGROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00Ground or aircraft-carrier-deck installations
    • B64F1/18Visual or acoustic landing aids
    • B64F1/20Arrangement of optical beacons
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • G01N21/49Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/538Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
BE654344A 1964-10-14 1964-10-14 BE654344A (pt)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE654344A BE654344A (pt) 1964-10-14 1964-10-14
BE662165A BE662165A (pt) 1964-10-14 1965-04-07

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
BE654344A BE654344A (pt) 1964-10-14 1964-10-14
BE662165A BE662165A (pt) 1964-10-14 1965-04-07
LU49597A LU49597A1 (pt) 1964-10-14 1965-10-06
US3501239D US3501239A (en) 1964-10-14 1965-10-11 Measuring device for the maximum visual distance in the fog
DE19651456119 DE1456119B2 (de) 1964-10-14 1965-10-13 Verfahren und vorrichtung zur messung der sichtweite im nebel
CH1413565A CH454485A (fr) 1964-10-14 1965-10-13 Installation de mesure de la distance limite de visibilité dans le brouillard
FR34733A FR1459336A (fr) 1964-10-14 1965-10-13 Installation de mesure de la distance limite de visibilité dans le brouillard
NL6513291A NL6513291A (pt) 1964-10-14 1965-10-14
GB4355265A GB1118348A (en) 1964-10-14 1965-10-14 A device for measuring the limit of visibility in fog
FR132000A FR94472E (fr) 1964-10-14 1967-12-13 Installation de mesure de la distance limite de visibilité dans le brouillard.
CH1754167A CH488199A (fr) 1964-10-14 1967-12-14 Installation de mesure de la distance limite de visibilité dans le brouillard

Publications (1)

Publication Number Publication Date
BE654344A true BE654344A (pt) 1965-04-14

Family

ID=25656041

Family Applications (2)

Application Number Title Priority Date Filing Date
BE654344A BE654344A (pt) 1964-10-14 1964-10-14
BE662165A BE662165A (pt) 1964-10-14 1965-04-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE662165A BE662165A (pt) 1964-10-14 1965-04-07

Country Status (7)

Country Link
US (1) US3501239A (pt)
BE (2) BE654344A (pt)
CH (1) CH454485A (pt)
DE (1) DE1456119B2 (pt)
GB (1) GB1118348A (pt)
LU (1) LU49597A1 (pt)
NL (1) NL6513291A (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4010357A (en) * 1975-12-08 1977-03-01 The United States Of America As Represented By The Secretary Of The Department Of Transportation Analog visibility computer
EP0044589B1 (fr) * 1980-07-17 1986-09-10 Paul Rouet Installation de mesure de la limite de visibilité dans le brouillard
SE427501B (sv) * 1982-03-30 1983-04-11 Foerenade Fabriksverken Sett att meta en roks ir-kamouflerande formaga
CN102175613B (zh) 2011-01-26 2012-11-14 南京大学 基于图像亮度特征的ptz视频能见度检测方法
DE102011088134B4 (de) * 2011-12-09 2014-08-21 Robert Bosch Gmbh Verfahren und Vorrichtung zur Bestimmung eines Abstandes zwischen einem Fahrzeug und einem Objekt

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126521A (en) * 1964-03-24 Visibility measurement
US2648723A (en) * 1948-12-30 1953-08-11 Rca Corp Inspection system
DE1128301B (de) * 1960-07-13 1962-04-19 Fritz Herzog Verfahren und Vorrichtung zur Bestimmung der Sichtweite auf Landebahnen
DE1241639B (de) * 1964-07-18 1967-06-01 Impulsphysik Gmbh Verfahren und Vorrichtung zur Bestimmung der Sichtweite auf Landebahnen

Also Published As

Publication number Publication date
BE662165A (pt) 1965-08-02
NL6513291A (pt) 1966-04-15
LU49597A (pt)
GB1118348A (en) 1968-07-03
DE1456119B2 (de) 1972-12-07
LU49597A1 (pt) 1965-12-06
US3501239A (en) 1970-03-17
DE1456119A1 (de) 1968-12-05
CH454485A (fr) 1968-04-15

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