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EP0225313A3 - Vehicle lights - Google Patents

Vehicle lights Download PDF

Info

Publication number
EP0225313A3
EP0225313A3 EP86890322A EP86890322A EP0225313A3 EP 0225313 A3 EP0225313 A3 EP 0225313A3 EP 86890322 A EP86890322 A EP 86890322A EP 86890322 A EP86890322 A EP 86890322A EP 0225313 A3 EP0225313 A3 EP 0225313A3
Authority
EP
European Patent Office
Prior art keywords
lens
vehicle lights
curvature
projection lens
lens surface
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.)
Granted
Application number
EP86890322A
Other languages
German (de)
Other versions
EP0225313A2 (en
EP0225313B1 (en
Inventor
Josef Kanzler
Gerald Bachtrod
Alois Ing. Noisser
Ernst Gugerell
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.)
ZKW Group GmbH
Original Assignee
Metallwarenfabrik Karl Zizala
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 Metallwarenfabrik Karl Zizala filed Critical Metallwarenfabrik Karl Zizala
Publication of EP0225313A2 publication Critical patent/EP0225313A2/en
Publication of EP0225313A3 publication Critical patent/EP0225313A3/en
Application granted granted Critical
Publication of EP0225313B1 publication Critical patent/EP0225313B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
    • F21S41/635—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by moving refractors, filters or transparent cover plates
    • 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
    • F21S41/26—Elongated 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
    • F21S41/30—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
    • F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
    • F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Glass Compositions (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Inorganic Insulating Materials (AREA)

Abstract

The invention is directed to a vehicle headlight including a projection lens secured by a covering disk. No diaphragm is interposed between light source and the projection lens. The lens having the shape of a flat sector of a cylinder with a cut-off apex. An inner lens surface having a uniform curvature and an outer lens surface having a toroidal curvature.
EP86890322A 1985-12-04 1986-11-19 Vehicle lights Expired - Lifetime EP0225313B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0352485A AT396675B (en) 1985-12-04 1985-12-04 VEHICLE LIGHT
AT3524/85 1985-12-04

Publications (3)

Publication Number Publication Date
EP0225313A2 EP0225313A2 (en) 1987-06-10
EP0225313A3 true EP0225313A3 (en) 1989-05-03
EP0225313B1 EP0225313B1 (en) 1995-02-08

Family

ID=3551702

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86890322A Expired - Lifetime EP0225313B1 (en) 1985-12-04 1986-11-19 Vehicle lights

Country Status (6)

Country Link
US (1) US4811174A (en)
EP (1) EP0225313B1 (en)
JP (1) JP2548150B2 (en)
AT (2) AT396675B (en)
DE (1) DE3650229D1 (en)
ES (1) ES2068177T3 (en)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2621679B1 (en) * 1987-10-13 1990-02-09 Cibie Projecteurs LOW HEIGHT HIGH SPEED RECOVERY ROAD PROJECTOR FOR A MOTOR VEHICLE
JPH025301A (en) * 1988-06-24 1990-01-10 Ichikoh Ind Ltd Headlight for automobile
EP0341638B1 (en) * 1988-05-09 1994-08-03 Ichikoh Industries Limited Automotive lamp assembly
GB8824206D0 (en) * 1988-10-15 1988-11-23 Carello Lighting Plc Motor vehicle headlamp
JP2508827B2 (en) * 1988-11-30 1996-06-19 市光工業株式会社 Automotive headlights
JPH0515681Y2 (en) * 1989-02-08 1993-04-26
US5081564A (en) * 1989-07-11 1992-01-14 Koito Manufacturing Co., Ltd. Vehicular lighting device
DE3933540C2 (en) * 1989-10-07 1999-04-01 Bosch Gmbh Robert Headlights with a variable position of a light source arranged therein for motor vehicles
JPH076564Y2 (en) * 1990-04-19 1995-02-15 株式会社小糸製作所 Variable light distribution vehicle headlights
JP2787744B2 (en) * 1992-09-04 1998-08-20 株式会社小糸製作所 Reflector for vehicle lighting
AT400887B (en) * 1993-05-03 1996-04-25 Zizala Lichtsysteme Gmbh VEHICLE LIGHT PROJECTION LENS
JPH08203303A (en) * 1995-01-31 1996-08-09 Nippondenso Co Ltd Lighting fixture device
US5795057A (en) * 1995-04-17 1998-08-18 Dedo Weigert Film Gmbh Asymmetrical lamp
US5915831A (en) * 1996-11-05 1999-06-29 Autosystems Manufacturing, Inc. Internal aim headlamp assembly
AT500415B8 (en) * 2001-03-13 2007-02-15 Zizala Lichtsysteme Gmbh VEHICLE HEADLIGHTS
AUPS198202A0 (en) * 2002-04-26 2002-06-06 Ferguson Lighting Pty Limited Lighting apparatus
JP4379673B2 (en) * 2002-10-07 2009-12-09 株式会社小糸製作所 Vehicle headlamp
US7021796B2 (en) * 2003-01-13 2006-04-04 The Boeing Company Light engine apparatus and method
US20050030759A1 (en) * 2003-08-04 2005-02-10 Guide Corporation Bifocal hyperbolic catadioptric collection system for an automotive lamp
JP4536479B2 (en) * 2003-12-02 2010-09-01 株式会社小糸製作所 Vehicle headlamp
FR2864933B1 (en) * 2004-01-09 2007-04-20 Koito Mfg Co Ltd HEADLIGHT FOR A FIXED BULB VEHICLE IN DECAL POSITION
JP4343003B2 (en) * 2004-03-31 2009-10-14 株式会社小糸製作所 Vehicle headlamp
JP2006049190A (en) * 2004-08-06 2006-02-16 Koito Mfg Co Ltd Vehicle headlight
US20060209556A1 (en) * 2005-03-15 2006-09-21 Koito Manufacturing Co., Ltd. Vehicle lamp
FR2884899B1 (en) * 2005-04-21 2007-06-15 Valeo Vision Sa LIGHTING MODULE PROVIDING A LUMINOUS BEAM WITH CUT FOR A MOTOR VEHICLE PROJECTOR, AND PROJECTOR COMPRISING SUCH A MODULE
JP2007030592A (en) * 2005-07-25 2007-02-08 Yamaha Motor Co Ltd Lighting device for vehicle and motorcycle equipped with the same
FR2894647B1 (en) * 2005-12-09 2010-03-12 Holophane Sa MOTOR VEHICLE PROJECTOR
JP4697969B2 (en) * 2006-03-29 2011-06-08 スタンレー電気株式会社 Lighting device
US7648257B2 (en) * 2006-04-21 2010-01-19 Cree, Inc. Light emitting diode packages
US7264387B1 (en) 2006-05-08 2007-09-04 Visteon Global Technologies, Inc. Reduced depth projector headlamp assembly
US7810972B2 (en) * 2006-10-13 2010-10-12 Visteon Global Technologies, Inc. Headlamp assembly having an adjustable light beam direction
US20080247188A1 (en) * 2007-04-04 2008-10-09 Magna International Inc. Complex projector lens for LED headlamp
JP4697215B2 (en) * 2007-11-20 2011-06-08 市光工業株式会社 Vehicle lighting
JP5167474B2 (en) * 2008-07-01 2013-03-21 スタンレー電気株式会社 Projector type lamp
FR2936587B1 (en) * 2008-09-30 2014-04-25 Valeo Vision Sas "OPTICAL MODULE HAVING AN OPTICAL DEVIATION ELEMENT"
JP2014089941A (en) 2012-10-03 2014-05-15 Koito Mfg Co Ltd Vehicular lighting unit
US10018316B2 (en) * 2015-06-09 2018-07-10 Lumileds Holding B.V. Headlight module

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1519737A (en) * 1921-10-06 1924-12-16 Lyndon Edward Light projector
US1889696A (en) * 1930-07-30 1932-11-29 Pierron Jacques Projector
FR44054E (en) * 1933-06-19 1934-10-11 Projector
FR778208A (en) * 1933-09-09 1935-03-12 Anti-glare deflector for concentrated light beam lamps, such as headlight lamps
DE1274533B (en) * 1966-01-27 1968-08-08 Westfaelische Metall Ind K G H Headlights for motor vehicles with a parabolic reflector
DE1422506A1 (en) * 1962-09-13 1968-12-05 Rolf Mickley Reflector cover lens for two-filament light bulbs with dimmed high-beam and near-light in motor vehicle headlights
EP0125353A1 (en) * 1983-05-10 1984-11-21 Corning Glass Works Automotive headlight having optics in the reflector

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE297125C (en) *
US1422307A (en) * 1920-01-19 1922-07-11 Salto Salvatore Projecting device for beams of light
US1610124A (en) * 1924-06-30 1926-12-07 Hall C M Lamp Co No-glare headlight
FR770599A (en) * 1934-03-23 1934-09-17 Marchal Device for recovering or concentrating the direct flux in headlamps, in particular automobile headlamps
US2192886A (en) * 1935-07-27 1940-03-12 Philips Nv Optical system
US3325637A (en) * 1964-03-14 1967-06-13 Honda Gijutsu Kenkyusho Kk Dust-proof headlight assembly
US3354303A (en) * 1965-10-08 1967-11-21 Case Co J I Mechanical and electrical plug-in type headlamp mounting
US3598989A (en) * 1969-01-02 1971-08-10 Sylvania Electric Prod Automotive headlight
DE2461918A1 (en) * 1974-01-11 1975-07-17 Faulhaber Fritz Motor car spot lamp - with narrow angle beam of high intensity and gas discharge light source
US4213171A (en) * 1976-06-24 1980-07-15 Sassmannshausen Knut Lighting fixture with side escape window
US4369488A (en) * 1979-10-02 1983-01-18 Cibie Projecteurs Optical system permitting controlled shifting of the beam pattern in headlamps, especially for vehicles
FR2498297B1 (en) * 1981-01-16 1985-11-29 Cibie Projecteurs IMPROVEMENTS ON CROSSING PROJECTORS
FR2501333A1 (en) * 1981-03-09 1982-09-10 Cibie Projecteurs Automotive signal lamp preventing phantom signals - uses shielded lamp with shaped screen immediately ahead to divert all light onto main reflector and to trap incident light
US4569007A (en) * 1981-10-29 1986-02-04 Ford Motor Company Headlamp
FR2516203B1 (en) * 1981-11-12 1986-03-14 Cibie Projecteurs MOTOR VEHICLE PROJECTOR
US4471411A (en) * 1982-09-27 1984-09-11 General Motors Corporation Vehicle body taillamp assembly
IT8352827V0 (en) * 1983-01-11 1983-01-11 Fiat Auto Spa COLORED LIGHT SIGNALING LIGHT FOR MOTOR VEHICLES
JPS59156302U (en) * 1983-04-07 1984-10-20 市光工業株式会社 automotive lighting
FR2566721B1 (en) * 1984-07-02 1987-01-02 Cibie Projecteurs METHOD OF MANUFACTURING AND ADJUSTING, IN ORIENTATION, OF A MOTOR VEHICLE PROJECTOR; MOTOR VEHICLE SPOTLIGHT FOR IMPLEMENTING THIS PROCESS
DE3529546C1 (en) * 1985-08-17 1987-02-05 Hella Kg Hueck & Co Dimmed vehicle headlights with an ellipsoidal reflector

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1519737A (en) * 1921-10-06 1924-12-16 Lyndon Edward Light projector
US1889696A (en) * 1930-07-30 1932-11-29 Pierron Jacques Projector
FR44054E (en) * 1933-06-19 1934-10-11 Projector
FR778208A (en) * 1933-09-09 1935-03-12 Anti-glare deflector for concentrated light beam lamps, such as headlight lamps
DE1422506A1 (en) * 1962-09-13 1968-12-05 Rolf Mickley Reflector cover lens for two-filament light bulbs with dimmed high-beam and near-light in motor vehicle headlights
DE1274533B (en) * 1966-01-27 1968-08-08 Westfaelische Metall Ind K G H Headlights for motor vehicles with a parabolic reflector
EP0125353A1 (en) * 1983-05-10 1984-11-21 Corning Glass Works Automotive headlight having optics in the reflector

Also Published As

Publication number Publication date
ATE118264T1 (en) 1995-02-15
DE3650229D1 (en) 1995-03-23
AT396675B (en) 1993-11-25
EP0225313A2 (en) 1987-06-10
ATA352485A (en) 1987-07-15
US4811174A (en) 1989-03-07
ES2068177T3 (en) 1995-04-16
JP2548150B2 (en) 1996-10-30
JPS6366801A (en) 1988-03-25
EP0225313B1 (en) 1995-02-08

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