FR696695A - Improvements made to electric headlamps with incandescent lamps, in particular those for motor vehicles - Google Patents

Improvements made to electric headlamps with incandescent lamps, in particular those for motor vehicles

Info

Publication number
FR696695A
FR696695A FR696695DA FR696695A FR 696695 A FR696695 A FR 696695A FR 696695D A FR696695D A FR 696695DA FR 696695 A FR696695 A FR 696695A
Authority
FR
France
Prior art keywords
motor vehicles
particular those
improvements made
incandescent lamps
headlamps
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MACHAL PROJECTEURS
Original Assignee
MACHAL PROJECTEURS
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 by MACHAL PROJECTEURS filed Critical MACHAL PROJECTEURS
Application granted granted Critical
Publication of FR696695A publication Critical patent/FR696695A/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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/29—Attachment thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/47—Attachment thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR696695D 1930-06-05 1930-06-05 Improvements made to electric headlamps with incandescent lamps, in particular those for motor vehicles Expired FR696695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR696695T 1930-06-05

Publications (1)

Publication Number Publication Date
FR696695A true FR696695A (en) 1931-01-06

Family

ID=9046747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR696695D Expired FR696695A (en) 1930-06-05 1930-06-05 Improvements made to electric headlamps with incandescent lamps, in particular those for motor vehicles

Country Status (1)

Country Link
FR (1) FR696695A (en)

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