FR1016986A - Anti-blinding device for lighting devices - Google Patents

Anti-blinding device for lighting devices

Info

Publication number
FR1016986A
FR1016986A FR1016986DA FR1016986A FR 1016986 A FR1016986 A FR 1016986A FR 1016986D A FR1016986D A FR 1016986DA FR 1016986 A FR1016986 A FR 1016986A
Authority
FR
France
Prior art keywords
lighting devices
blinding device
blinding
lighting
devices
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)
Inventor
Rene-Jean Le Guillou
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
Application granted granted Critical
Publication of FR1016986A publication Critical patent/FR1016986A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
FR1016986D 1950-05-02 1950-05-02 Anti-blinding device for lighting devices Expired FR1016986A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1016986T 1950-05-02

Publications (1)

Publication Number Publication Date
FR1016986A true FR1016986A (en) 1952-11-27

Family

ID=9574166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1016986D Expired FR1016986A (en) 1950-05-02 1950-05-02 Anti-blinding device for lighting devices

Country Status (1)

Country Link
FR (1) FR1016986A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870883A (en) * 1953-05-25 1959-01-27 Charles U Deaton Light-ray baffle construction
US3006019A (en) * 1956-07-20 1961-10-31 Charles U Deaton Overhead illuminator grids
FR2483983A1 (en) * 1980-06-10 1981-12-11 Durlumen Sarl Ets Corrugated backing for reflector - has aluminium strip of specified thickness passed through forming rollers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870883A (en) * 1953-05-25 1959-01-27 Charles U Deaton Light-ray baffle construction
US3006019A (en) * 1956-07-20 1961-10-31 Charles U Deaton Overhead illuminator grids
FR2483983A1 (en) * 1980-06-10 1981-12-11 Durlumen Sarl Ets Corrugated backing for reflector - has aluminium strip of specified thickness passed through forming rollers

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