FR35133E - Improvements to non-glare automotive headlights - Google Patents

Improvements to non-glare automotive headlights

Info

Publication number
FR35133E
FR35133E FR35133DA FR35133E FR 35133 E FR35133 E FR 35133E FR 35133D A FR35133D A FR 35133DA FR 35133 E FR35133 E FR 35133E
Authority
FR
France
Prior art keywords
automotive headlights
glare
glare automotive
headlights
automotive
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
Joseph Borel
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 FR35133E publication Critical patent/FR35133E/en
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
    • 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
    • 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
    • F21S41/25—Projection lenses
    • 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
    • F21S41/25—Projection lenses
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR35133D 1928-03-28 1928-03-28 Improvements to non-glare automotive headlights Expired FR35133E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR35133T 1928-03-28

Publications (1)

Publication Number Publication Date
FR35133E true FR35133E (en) 1929-12-03

Family

ID=8672050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR35133D Expired FR35133E (en) 1928-03-28 1928-03-28 Improvements to non-glare automotive headlights

Country Status (1)

Country Link
FR (1) FR35133E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1467143A1 (en) * 2003-04-08 2004-10-13 Valeo Vision Vehicle headlamp comprising means for spreading transversely the light beam
FR2856774A1 (en) * 2003-06-24 2004-12-31 Valeo Vision Head light for motor vehicle, has reflecting units with optical surface placed relative to outlet side of dioptric units, and reflecting channelized upper portion of light beam towards front, on rear side of protecting lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1467143A1 (en) * 2003-04-08 2004-10-13 Valeo Vision Vehicle headlamp comprising means for spreading transversely the light beam
FR2853718A1 (en) * 2003-04-08 2004-10-15 Valeo Vision LIGHTING PROJECTOR FOR A MOTOR VEHICLE COMPRISING MEANS FOR SPREADING THE LIGHT BEAM
FR2856774A1 (en) * 2003-06-24 2004-12-31 Valeo Vision Head light for motor vehicle, has reflecting units with optical surface placed relative to outlet side of dioptric units, and reflecting channelized upper portion of light beam towards front, on rear side of protecting lens

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