FR18412E - Perfectionnements aux phares électriques - Google Patents

Perfectionnements aux phares électriques

Info

Publication number
FR18412E
FR18412E FR18412A FR18412DA FR18412E FR 18412 E FR18412 E FR 18412E FR 18412 A FR18412 A FR 18412A FR 18412D A FR18412D A FR 18412DA FR 18412 E FR18412 E FR 18412E
Authority
FR
France
Prior art keywords
electric headlights
headlights
electric
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
FR18412A
Other languages
English (en)
Inventor
Louis Renault
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR18412E publication Critical patent/FR18412E/fr
Expired legal-status Critical Current

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
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR18412A 1913-10-16 1913-10-30 Perfectionnements aux phares électriques Expired FR18412E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR464577T 1913-10-16
FR18412T 1913-10-30

Publications (1)

Publication Number Publication Date
FR18412E true FR18412E (fr) 1914-04-24

Family

ID=1359778

Family Applications (1)

Application Number Title Priority Date Filing Date
FR18412A Expired FR18412E (fr) 1913-10-16 1913-10-30 Perfectionnements aux phares électriques

Country Status (1)

Country Link
FR (1) FR18412E (fr)

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