CA1270036A - Motor vehicle headlight - Google Patents

Motor vehicle headlight

Info

Publication number
CA1270036A
CA1270036A CA000529123A CA529123A CA1270036A CA 1270036 A CA1270036 A CA 1270036A CA 000529123 A CA000529123 A CA 000529123A CA 529123 A CA529123 A CA 529123A CA 1270036 A CA1270036 A CA 1270036A
Authority
CA
Canada
Prior art keywords
reflector
headlight according
headlight
filament
capsule
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 - Lifetime
Application number
CA000529123A
Other languages
English (en)
French (fr)
Other versions
CA1270036C (en
Inventor
Robert E. Levin
George J. English
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.)
Osram Sylvania Inc
Original Assignee
GTE Products Corp
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 GTE Products Corp filed Critical GTE Products Corp
Application granted granted Critical
Publication of CA1270036C publication Critical patent/CA1270036C/en
Publication of CA1270036A publication Critical patent/CA1270036A/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
    • F21S41/10—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
    • F21S41/166—Incandescent light sources, e.g. filament or halogen lamps characterised by the shape of the filament
    • 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
    • F21S41/28—Cover glass
    • 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
    • F21S41/333—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CA000529123A 1986-02-06 1987-02-05 Motor vehicle headlight Expired - Lifetime CA1270036A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82652686A 1986-02-06 1986-02-06
US826,526 1986-02-06

Publications (2)

Publication Number Publication Date
CA1270036C CA1270036C (en) 1990-06-05
CA1270036A true CA1270036A (en) 1990-06-05

Family

ID=25246781

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000529123A Expired - Lifetime CA1270036A (en) 1986-02-06 1987-02-05 Motor vehicle headlight

Country Status (4)

Country Link
EP (1) EP0232843B1 (de)
JP (1) JPH0821370B2 (de)
CA (1) CA1270036A (de)
DE (1) DE3786931T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01164661U (de) * 1988-05-10 1989-11-16
CN1203520C (zh) * 1999-06-03 2005-05-25 皇家菲利浦电子有限公司 电灯/反射镜单元
DE10035401B4 (de) * 2000-07-19 2006-01-26 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe für Kraftfahrzeugscheinwerfer
JP5339914B2 (ja) 2005-11-21 2013-11-13 インテグリス・インコーポレーテッド 低減された形状要因を有するポンプのためのシステムと方法
US8083498B2 (en) 2005-12-02 2011-12-27 Entegris, Inc. System and method for position control of a mechanical piston in a pump
JP4991834B2 (ja) * 2009-12-17 2012-08-01 シャープ株式会社 車両用前照灯
JP5232815B2 (ja) 2010-02-10 2013-07-10 シャープ株式会社 車両用前照灯
US9816677B2 (en) 2010-10-29 2017-11-14 Sharp Kabushiki Kaisha Light emitting device, vehicle headlamp, illumination device, and laser element

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH108619A (de) * 1924-02-25 1925-02-02 Lilienfeld Julius Edgar Prof D Automobilscheinwerfer.
CH310970A (de) * 1952-11-17 1955-11-15 Siemens Ag Albis Scheinwerfer.
JPS4427113Y1 (de) * 1967-07-05 1969-11-12
JPS5439151Y2 (de) * 1975-07-23 1979-11-20
HU178521B (en) * 1979-03-07 1982-05-28 Egyesuelt Izzolampa Electric reflector unit,in particular fullglass headlamp
CA1262245A (en) * 1984-04-10 1989-10-10 George J. English Lighting module for motor vehicle lighting system

Also Published As

Publication number Publication date
JPS62254355A (ja) 1987-11-06
EP0232843B1 (de) 1993-08-11
CA1270036C (en) 1990-06-05
DE3786931T2 (de) 1994-02-24
DE3786931D1 (de) 1993-09-16
EP0232843A2 (de) 1987-08-19
EP0232843A3 (en) 1989-06-07
JPH0821370B2 (ja) 1996-03-04

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Legal Events

Date Code Title Description
MKLA Lapsed
MKLA Lapsed

Effective date: 20000605