FR813186A - Development of devices for localized lighting - Google Patents

Development of devices for localized lighting

Info

Publication number
FR813186A
FR813186A FR813186DA FR813186A FR 813186 A FR813186 A FR 813186A FR 813186D A FR813186D A FR 813186DA FR 813186 A FR813186 A FR 813186A
Authority
FR
France
Prior art keywords
development
devices
localized lighting
localized
lighting
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
Max Aronek
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 FR813186A publication Critical patent/FR813186A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • 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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
FR813186D 1936-09-03 1936-11-07 Development of devices for localized lighting Expired FR813186A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU813186X 1936-09-03

Publications (1)

Publication Number Publication Date
FR813186A true FR813186A (en) 1937-05-27

Family

ID=19733731

Family Applications (1)

Application Number Title Priority Date Filing Date
FR813186D Expired FR813186A (en) 1936-09-03 1936-11-07 Development of devices for localized lighting

Country Status (1)

Country Link
FR (1) FR813186A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426713A (en) * 1945-03-31 1947-09-02 Simpson Ray Illuminated instrument
US2479666A (en) * 1946-02-11 1949-08-23 Hyman D Bowman Illuminated electric razor frame
DE1112202B (en) * 1959-05-16 1961-08-03 Agfa Ag Pocket light with preferably removable light guide rod

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426713A (en) * 1945-03-31 1947-09-02 Simpson Ray Illuminated instrument
US2479666A (en) * 1946-02-11 1949-08-23 Hyman D Bowman Illuminated electric razor frame
DE1112202B (en) * 1959-05-16 1961-08-03 Agfa Ag Pocket light with preferably removable light guide rod

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