DE69012391D1 - Scheinwerfer nach dem Projektionsprinzip für Kraftfahrzeuge. - Google Patents

Scheinwerfer nach dem Projektionsprinzip für Kraftfahrzeuge.

Info

Publication number
DE69012391D1
DE69012391D1 DE69012391T DE69012391T DE69012391D1 DE 69012391 D1 DE69012391 D1 DE 69012391D1 DE 69012391 T DE69012391 T DE 69012391T DE 69012391 T DE69012391 T DE 69012391T DE 69012391 D1 DE69012391 D1 DE 69012391D1
Authority
DE
Germany
Prior art keywords
motor vehicles
projection headlights
headlights
projection
vehicles
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 - Fee Related
Application number
DE69012391T
Other languages
English (en)
Other versions
DE69012391T2 (de
Inventor
Yutaka Nakata
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.)
Ichikoh Industries Ltd
Original Assignee
Ichikoh Industries Ltd
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 Ichikoh Industries Ltd filed Critical Ichikoh Industries Ltd
Application granted granted Critical
Publication of DE69012391D1 publication Critical patent/DE69012391D1/de
Publication of DE69012391T2 publication Critical patent/DE69012391T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape 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
    • F21S41/10—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
    • 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
    • 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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F21S41/27—Thick 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
    • F21S41/275—Lens surfaces, e.g. coatings or surface structures
    • 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
    • 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
    • F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
    • F21S41/331—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas
    • F21S41/332—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas with continuity at the junction between adjacent areas
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE69012391T 1989-03-31 1990-03-30 Scheinwerfer nach dem Projektionsprinzip für Kraftfahrzeuge. Expired - Fee Related DE69012391T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1078520A JP2754690B2 (ja) 1989-03-31 1989-03-31 プロジェクタ型前照灯

Publications (2)

Publication Number Publication Date
DE69012391D1 true DE69012391D1 (de) 1994-10-20
DE69012391T2 DE69012391T2 (de) 1995-02-02

Family

ID=13664208

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012391T Expired - Fee Related DE69012391T2 (de) 1989-03-31 1990-03-30 Scheinwerfer nach dem Projektionsprinzip für Kraftfahrzeuge.

Country Status (4)

Country Link
US (1) US5036438A (de)
EP (1) EP0390208B1 (de)
JP (1) JP2754690B2 (de)
DE (1) DE69012391T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2707391B2 (ja) * 1992-09-01 1998-01-28 株式会社小糸製作所 プロジェクタ型前照灯
JPH08339704A (ja) * 1995-06-12 1996-12-24 Nippondenso Co Ltd 車両用灯具装置
DE10309434B4 (de) * 2003-03-05 2016-11-24 Hella Kgaa Hueck & Co. Scheinwerfer für Fahrzeuge
DE102004018424B4 (de) * 2004-04-08 2016-12-08 Docter Optics Se Verfahren zur Herstellung einer Linse
JP2006049189A (ja) * 2004-08-06 2006-02-16 Koito Mfg Co Ltd 車両用前照灯
FR2898403B1 (fr) * 2006-03-07 2012-12-14 Valeo Vision Lentille pour module optique de dispositif d'eclairage pour vehicule automobile
JP4825140B2 (ja) * 2007-01-15 2011-11-30 株式会社小糸製作所 車両用灯具
JP5516854B2 (ja) * 2009-10-08 2014-06-11 スタンレー電気株式会社 車両用灯具
JP6663164B2 (ja) * 2014-02-24 2020-03-11 株式会社小糸製作所 車両用灯具ユニット
AT516555B1 (de) * 2014-12-10 2016-09-15 Zizala Lichtsysteme Gmbh Scheinwerfer für Fahrzeuge
US10619815B2 (en) 2016-10-14 2020-04-14 Covestro Deutschland Ag Device for reducing color fringing
JP7047330B2 (ja) * 2017-10-30 2022-04-05 市光工業株式会社 車両用の灯具
EP3812650A1 (de) * 2019-10-25 2021-04-28 Lumileds Holding B.V. Beleuchtungsmodul für fahrzeugscheinwerfer

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR619173A (fr) * 1926-07-21 1927-03-28 Berliner Spar Elek Zitats G M Réflecteur servant à l'éclairage
US3578966A (en) * 1969-11-05 1971-05-18 Sylvania Electric Prod Vehicle driving light
AU505317B2 (en) * 1976-08-23 1979-11-15 Thorn Electrical Industries Limited Suppression of colour fringing in lamps
DE3226580A1 (de) * 1981-12-08 1983-06-16 Robert Bosch Gmbh, 7000 Stuttgart Scheinwerfer fuer kraftfahrzeuge
DD207826A3 (de) * 1982-08-02 1984-03-14 Christfried Symanowski Reflektorsystem fuer beleuchtungsoptiken
FR2550847B1 (fr) * 1983-08-18 1988-07-01 Cibie Projecteurs Projecteur a reflecteur elliptique et a faisceau coupe, pour vehicule automobile
JPS6161125A (ja) * 1984-08-31 1986-03-28 Takashi Mori 太陽エネルギ−収集装置
DE3507013A1 (de) * 1985-02-28 1986-08-28 Robert Bosch Gmbh, 7000 Stuttgart Scheinwerfer fuer abblendlicht oder nebellicht von kraftfahrzeugen
EP0221416B1 (de) * 1985-11-07 1995-09-27 Robert Bosch Gmbh Scheinwerfer für Abblendlicht oder Nebellicht von Kraftfahrzeugen
US4825343A (en) * 1985-12-27 1989-04-25 Ichikoh Industries Limited Projector type headlamp for vehicles
JPH0320961Y2 (de) * 1986-12-23 1991-05-08
DE3718642C1 (de) * 1987-06-04 1988-10-20 Friemann & Wolf Gmbh Abgeblendeter Fahrzeugscheinwerfer fuer Grubenfahrzeuge
JP2691712B2 (ja) * 1987-06-17 1997-12-17 日産自動車 株式会社 プロジェクタ型の自動車用前照灯
JPS6486701A (en) * 1987-09-29 1989-03-31 Aisin Seiki Voltage controlled crystal oscillating device

Also Published As

Publication number Publication date
JPH02260301A (ja) 1990-10-23
EP0390208B1 (de) 1994-09-14
DE69012391T2 (de) 1995-02-02
EP0390208A2 (de) 1990-10-03
JP2754690B2 (ja) 1998-05-20
US5036438A (en) 1991-07-30
EP0390208A3 (de) 1991-10-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee