BE558712A - - Google Patents

Info

Publication number
BE558712A
BE558712A BE558712A BE558712A BE558712A BE 558712 A BE558712 A BE 558712A BE 558712 A BE558712 A BE 558712A BE 558712 A BE558712 A BE 558712A BE 558712 A BE558712 A BE 558712A
Authority
BE
Belgium
Prior art keywords
cheeks
ridges
light transmitting
transmitting device
light
Prior art date
Application number
BE558712A
Other languages
English (en)
French (fr)
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 BE558712A priority Critical patent/BE558712A/fr
Publication of BE558712A publication Critical patent/BE558712A/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
BE558712A 1957-03-11 1957-06-26 BE558712A (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE558712A BE558712A (en:Method) 1957-03-11 1957-06-26

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US558712XA 1957-03-11 1957-03-11
BE558712A BE558712A (en:Method) 1957-03-11 1957-06-26

Publications (1)

Publication Number Publication Date
BE558712A true BE558712A (en:Method) 1957-07-15

Family

ID=181681

Family Applications (1)

Application Number Title Priority Date Filing Date
BE558712A BE558712A (en:Method) 1957-03-11 1957-06-26

Country Status (1)

Country Link
BE (1) BE558712A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2390557A1 (en) * 2010-05-31 2011-11-30 Koninklijke Philips Electronics N.V. Luminaire

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2390557A1 (en) * 2010-05-31 2011-11-30 Koninklijke Philips Electronics N.V. Luminaire
WO2011151762A1 (en) * 2010-05-31 2011-12-08 Koninklijke Philips Electronics N.V. Luminaire
CN102918319A (zh) * 2010-05-31 2013-02-06 皇家飞利浦电子股份有限公司 照明器
US8876339B2 (en) 2010-05-31 2014-11-04 Koninklijke Philips N.V. Luminaire
RU2562959C2 (ru) * 2010-05-31 2015-09-10 Конинклейке Филипс Электроникс Н.В. Светильник
CN102918319B (zh) * 2010-05-31 2015-11-25 皇家飞利浦电子股份有限公司 照明器

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