JP2787744B2 - 車輌用灯具の反射鏡 - Google Patents

車輌用灯具の反射鏡

Info

Publication number
JP2787744B2
JP2787744B2 JP4260632A JP26063292A JP2787744B2 JP 2787744 B2 JP2787744 B2 JP 2787744B2 JP 4260632 A JP4260632 A JP 4260632A JP 26063292 A JP26063292 A JP 26063292A JP 2787744 B2 JP2787744 B2 JP 2787744B2
Authority
JP
Japan
Prior art keywords
optical axis
point
light
parabola
reflecting
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
JP4260632A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0689602A (ja
Inventor
克彦 飯山
直樹 内田
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.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co 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 Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Priority to JP4260632A priority Critical patent/JP2787744B2/ja
Priority to GB9317887A priority patent/GB2270374B/en
Priority to US08/113,108 priority patent/US5469339A/en
Priority to ES09301897A priority patent/ES2074013B1/es
Priority to DE4329850A priority patent/DE4329850C2/de
Publication of JPH0689602A publication Critical patent/JPH0689602A/ja
Application granted granted Critical
Publication of JP2787744B2 publication Critical patent/JP2787744B2/ja
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
    • F21S41/30—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP4260632A 1992-09-04 1992-09-04 車輌用灯具の反射鏡 Expired - Fee Related JP2787744B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP4260632A JP2787744B2 (ja) 1992-09-04 1992-09-04 車輌用灯具の反射鏡
GB9317887A GB2270374B (en) 1992-09-04 1993-08-27 Rectangular reflector capable of avoiding secondary reflection by side walls
US08/113,108 US5469339A (en) 1992-09-04 1993-08-30 Rectangular reflector capable of avoiding secondary reflection by side walls
ES09301897A ES2074013B1 (es) 1992-09-04 1993-09-02 Reflector rectangular capaz de evitar la reflexion secundaria producida por las paredes laterales.
DE4329850A DE4329850C2 (de) 1992-09-04 1993-09-03 Reflektor für einen Fahrzeugscheinwerfer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4260632A JP2787744B2 (ja) 1992-09-04 1992-09-04 車輌用灯具の反射鏡

Publications (2)

Publication Number Publication Date
JPH0689602A JPH0689602A (ja) 1994-03-29
JP2787744B2 true JP2787744B2 (ja) 1998-08-20

Family

ID=17350622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4260632A Expired - Fee Related JP2787744B2 (ja) 1992-09-04 1992-09-04 車輌用灯具の反射鏡

Country Status (5)

Country Link
US (1) US5469339A (enExample)
JP (1) JP2787744B2 (enExample)
DE (1) DE4329850C2 (enExample)
ES (1) ES2074013B1 (enExample)
GB (1) GB2270374B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2162634T3 (es) * 1994-03-10 2002-01-01 Koninkl Philips Electronics Nv Lampara reflectora electrica.
JP3115803B2 (ja) * 1995-07-31 2000-12-11 株式会社小糸製作所 車輌用灯具
DE19843986B4 (de) * 1998-09-25 2012-02-23 Automotive Lighting Reutlingen Gmbh Scheinwerfer für Fahrzeuge
JP2000195308A (ja) 1998-12-25 2000-07-14 Koito Mfg Co Ltd 車両用灯具
JP4011221B2 (ja) 1999-01-21 2007-11-21 株式会社小糸製作所 車両用標識灯
WO2007104136A1 (en) * 2006-03-13 2007-09-20 Tir Technology Lp Optical device for mixing and redirecting light
WO2009046586A1 (en) * 2007-10-13 2009-04-16 He Shan Lide Electronic Enterprise Company Ltd. A method of providing light distribution, a cup for providing light distribution, and a roadway lamp using the cup
CN101858561A (zh) * 2010-04-16 2010-10-13 海洋王照明科技股份有限公司 一种泛光灯反射器及泛光灯
TWI490622B (zh) * 2014-01-03 2015-07-01 晶睿通訊股份有限公司 照明裝置及應用此照明裝置之攝影裝置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US981290A (en) * 1909-10-09 1911-01-10 States Lee Lebby Reflector and search-light.
US3492474A (en) * 1966-12-02 1970-01-27 Koito Mfg Co Ltd Reflector with compound curvature reflecting surface
JPS5953641B2 (ja) * 1974-03-05 1984-12-26 株式会社小糸製作所 反射鏡及びこれを用いた灯具、前照灯
DE3069386D1 (en) * 1979-12-22 1984-11-08 Lucas Ind Plc Motor vehicle lamp reflector
DE3127250A1 (de) * 1981-07-10 1983-01-20 Robert Bosch Gmbh, 7000 Stuttgart Reflektor fuer scheinwerfer von kraftfahrzeugen
DE3527391A1 (de) * 1985-07-31 1987-02-05 Bosch Gmbh Robert Nebelscheinwerfer fuer kraftfahrzeuge
AT396675B (de) * 1985-12-04 1993-11-25 Zizala Lichtsysteme Gmbh Fahrzeugleuchte
JP2622564B2 (ja) * 1986-12-30 1997-06-18 ヴァレオ ヴイジョン カットオフによって限定されたビームを放射する、変形底部を有する自動車用前照灯
US4959757A (en) * 1988-05-09 1990-09-25 Ichikoh Industries, Ltd. Automotive lamp assembly
US5034867A (en) * 1990-07-05 1991-07-23 Blazer International Corporation Fluted lamp reflector

Also Published As

Publication number Publication date
DE4329850A1 (de) 1994-03-10
GB9317887D0 (en) 1993-10-13
GB2270374B (en) 1995-07-05
US5469339A (en) 1995-11-21
JPH0689602A (ja) 1994-03-29
ES2074013R (enExample) 1998-01-16
ES2074013B1 (es) 1998-08-01
ES2074013A2 (es) 1995-08-16
GB2270374A (en) 1994-03-09
DE4329850C2 (de) 2002-08-29

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Legal Events

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LAPS Cancellation because of no payment of annual fees