FR1563590A - - Google Patents

Info

Publication number
FR1563590A
FR1563590A FR1563590DA FR1563590A FR 1563590 A FR1563590 A FR 1563590A FR 1563590D A FR1563590D A FR 1563590DA FR 1563590 A FR1563590 A FR 1563590A
Authority
FR
France
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)
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 FR1563590A publication Critical patent/FR1563590A/fr
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
    • F21V3/00—Globes; Bowls; Cover glasses
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • 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)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR1563590D 1967-05-31 1968-05-30 Expired FR1563590A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE762267 1967-05-31

Publications (1)

Publication Number Publication Date
FR1563590A true FR1563590A (https=) 1969-04-11

Family

ID=20271860

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1563590D Expired FR1563590A (https=) 1967-05-31 1968-05-30

Country Status (4)

Country Link
CH (1) CH490639A (https=)
DE (1) DE1772529A1 (https=)
FR (1) FR1563590A (https=)
GB (1) GB1173408A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004145A (en) * 1975-02-24 1977-01-18 Ignacio Goytisolo Taltavull Nil-luminance lighting panel

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004044167A1 (de) * 2004-09-13 2006-04-06 BöSha GmbH + Co KG Transparente Abdeckungen für explosionsgeschützte Leuchten

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4004145A (en) * 1975-02-24 1977-01-18 Ignacio Goytisolo Taltavull Nil-luminance lighting panel

Also Published As

Publication number Publication date
GB1173408A (en) 1969-12-10
DE1772529A1 (de) 1971-07-15
CH490639A (fr) 1970-05-15

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Legal Events

Date Code Title Description
ST Notification of lapse