FR638753A - Device for attenuating the light of automobile headlamps or the like - Google Patents

Device for attenuating the light of automobile headlamps or the like

Info

Publication number
FR638753A
FR638753A FR638753DA FR638753A FR 638753 A FR638753 A FR 638753A FR 638753D A FR638753D A FR 638753DA FR 638753 A FR638753 A FR 638753A
Authority
FR
France
Prior art keywords
attenuating
light
automobile headlamps
headlamps
automobile
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
David Edward William Rees
William Ernest Hutchison
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 FR638753A publication Critical patent/FR638753A/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
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR638753D 1926-08-14 1927-08-02 Device for attenuating the light of automobile headlamps or the like Expired FR638753A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB638753X 1926-08-14

Publications (1)

Publication Number Publication Date
FR638753A true FR638753A (en) 1928-06-02

Family

ID=10489312

Family Applications (1)

Application Number Title Priority Date Filing Date
FR638753D Expired FR638753A (en) 1926-08-14 1927-08-02 Device for attenuating the light of automobile headlamps or the like

Country Status (1)

Country Link
FR (1) FR638753A (en)

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