EP0364228A3 - Light fixture - Google Patents

Light fixture Download PDF

Info

Publication number
EP0364228A3
EP0364228A3 EP89310375A EP89310375A EP0364228A3 EP 0364228 A3 EP0364228 A3 EP 0364228A3 EP 89310375 A EP89310375 A EP 89310375A EP 89310375 A EP89310375 A EP 89310375A EP 0364228 A3 EP0364228 A3 EP 0364228A3
Authority
EP
European Patent Office
Prior art keywords
light
light fixture
collimation
axis
prisms
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.)
Withdrawn
Application number
EP89310375A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0364228A2 (en
Inventor
Jeffrey J. C/O Minnesota Mining And Melby
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of EP0364228A2 publication Critical patent/EP0364228A2/en
Publication of EP0364228A3 publication Critical patent/EP0364228A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
EP89310375A 1988-10-11 1989-10-11 Light fixture Withdrawn EP0364228A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25578488A 1988-10-11 1988-10-11
US255784 1988-10-11

Publications (2)

Publication Number Publication Date
EP0364228A2 EP0364228A2 (en) 1990-04-18
EP0364228A3 true EP0364228A3 (en) 1990-07-18

Family

ID=22969851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89310375A Withdrawn EP0364228A3 (en) 1988-10-11 1989-10-11 Light fixture

Country Status (5)

Country Link
EP (1) EP0364228A3 (ja)
JP (1) JPH02176692A (ja)
AU (1) AU633845B2 (ja)
CA (1) CA1321988C (ja)
MX (1) MX173264B (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365412A (en) * 1993-01-07 1994-11-15 Ford Motor Company Low profile illuminator
US5434754A (en) * 1993-12-27 1995-07-18 Ford Motor Company Light manifold
IT1281366B1 (it) * 1995-09-27 1998-02-18 Carello Spa Dispositivo di illuminazione realizzabile con spessore ridotto, in particolare proiettore o fanale per veicoli
JP3574365B2 (ja) 1999-05-28 2004-10-06 ユニベルシテ・ド・リエージュ 照明装置、その用い方及び製造方法
JP2001345008A (ja) * 2000-05-31 2001-12-14 Nippon Leiz Co Ltd 面光源装置
DE10064703B4 (de) * 2000-12-22 2012-04-12 Koninklijke Philips Electronics N.V. Sandwichartiges Plattenelement
JP3803062B2 (ja) 2001-12-27 2006-08-02 矢崎総業株式会社 車両用指示装置
US7473019B2 (en) * 2005-09-29 2009-01-06 Osram Opto Semiconductors Gmbh Lighting apparatus
NL1030161C2 (nl) 2005-10-11 2007-04-12 Matthijs Dirk Meulenbelt Presentatie-inrichting.
JP2010506348A (ja) * 2006-10-19 2010-02-25 パナソニック株式会社 発光装置とこれを用いた表示装置及び照明装置
CN101932875B (zh) * 2008-08-26 2013-01-09 潘定国 等截面三角形定向棱镜圆形反光板及由其制成的圆板灯
US8956035B2 (en) 2010-04-30 2015-02-17 Dingguo Pan Light guide plate with micro prisms, manufacture methode thereof and plate shape lamp and plate-shape lamp fixture made thereby
JP4865082B1 (ja) * 2010-11-16 2012-02-01 株式会社東芝 液晶表示装置およびバックライトモジュール
DE102012012621A1 (de) * 2012-06-26 2014-01-02 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
DE102012012649A1 (de) * 2012-06-26 2014-01-16 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
WO2014155281A1 (en) * 2013-03-26 2014-10-02 Koninklijke Philips N.V. Lighting device and luminaire
DE102016117685A1 (de) 2016-09-20 2018-03-22 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für Fahrzeuge

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1580461A (ja) * 1968-07-11 1969-09-05
WO1982003676A1 (en) * 1981-04-20 1982-10-28 Masataka Negishi Photoimage control device
GB2172986A (en) * 1985-02-22 1986-10-01 Sharp Kk Lighting apparatus
WO1988007647A1 (en) * 1987-03-24 1988-10-06 Minnesota Mining And Manufacturing Company Reflective film

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1580461A (ja) * 1968-07-11 1969-09-05
WO1982003676A1 (en) * 1981-04-20 1982-10-28 Masataka Negishi Photoimage control device
GB2172986A (en) * 1985-02-22 1986-10-01 Sharp Kk Lighting apparatus
WO1988007647A1 (en) * 1987-03-24 1988-10-06 Minnesota Mining And Manufacturing Company Reflective film

Also Published As

Publication number Publication date
JPH02176692A (ja) 1990-07-09
AU4158889A (en) 1990-04-26
MX173264B (es) 1994-02-14
CA1321988C (en) 1993-09-07
EP0364228A2 (en) 1990-04-18
AU633845B2 (en) 1993-02-11

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