FR663543A - Indirect lighting system with directed light beam, applicable to automotive headlamps - Google Patents

Indirect lighting system with directed light beam, applicable to automotive headlamps

Info

Publication number
FR663543A
FR663543A FR663543DA FR663543A FR 663543 A FR663543 A FR 663543A FR 663543D A FR663543D A FR 663543DA FR 663543 A FR663543 A FR 663543A
Authority
FR
France
Prior art keywords
applicable
light beam
lighting system
indirect lighting
directed light
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
Lucien Velard
Rene Velard
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 FR663543A publication Critical patent/FR663543A/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
    • F21S41/36—Combinations of two or more separate reflectors
    • F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
    • 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
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/162—Incandescent light sources, e.g. filament or halogen lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR663543D 1928-11-05 1928-11-05 Indirect lighting system with directed light beam, applicable to automotive headlamps Expired FR663543A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR663543T 1928-11-05

Publications (1)

Publication Number Publication Date
FR663543A true FR663543A (en) 1929-08-22

Family

ID=9012147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR663543D Expired FR663543A (en) 1928-11-05 1928-11-05 Indirect lighting system with directed light beam, applicable to automotive headlamps

Country Status (1)

Country Link
FR (1) FR663543A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2737917A1 (en) * 1995-08-16 1997-02-21 Bosch Gmbh Robert LIGHTING DEVICE FOR VEHICLES WITH ADJUSTABLE BEAM

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2737917A1 (en) * 1995-08-16 1997-02-21 Bosch Gmbh Robert LIGHTING DEVICE FOR VEHICLES WITH ADJUSTABLE BEAM
ES2130955A1 (en) * 1995-08-16 1999-07-01 Bosch Gmbh Robert Vehicle headlight with adjusting means for different traffic conditions

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