DE60037835T2 - Beleuchtungsvorrichtung - Google Patents

Beleuchtungsvorrichtung Download PDF

Info

Publication number
DE60037835T2
DE60037835T2 DE60037835T DE60037835T DE60037835T2 DE 60037835 T2 DE60037835 T2 DE 60037835T2 DE 60037835 T DE60037835 T DE 60037835T DE 60037835 T DE60037835 T DE 60037835T DE 60037835 T2 DE60037835 T2 DE 60037835T2
Authority
DE
Germany
Prior art keywords
lighting device
points
light guide
light
point concentration
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
DE60037835T
Other languages
German (de)
English (en)
Other versions
DE60037835D1 (de
Inventor
Joseph A. Saint Paul HOFFMAN
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 Innovative Properties Co
Original Assignee
3M Innovative Properties 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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of DE60037835D1 publication Critical patent/DE60037835D1/de
Application granted granted Critical
Publication of DE60037835T2 publication Critical patent/DE60037835T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00—Lighting devices intended to be free-standing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
    • F21S8/033—Lighting devices intended for fixed installation of surface-mounted type the surface being a wall or like vertical structure, e.g. building facade
    • F21S8/037—Lighting devices intended for fixed installation of surface-mounted type the surface being a wall or like vertical structure, e.g. building facade for mounting in a corner, i.e. between adjacent walls or wall and ceiling
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • 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
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • 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
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/40—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of hollow light guides
    • 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
    • F21Y2113/00—Combination of 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
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Architecture (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Polarising Elements (AREA)
  • Vehicle Body Suspensions (AREA)
  • Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
  • Seal Device For Vehicle (AREA)
DE60037835T 2000-03-16 2000-07-25 Beleuchtungsvorrichtung Expired - Lifetime DE60037835T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/526,610 US6612729B1 (en) 2000-03-16 2000-03-16 Illumination device
US526610 2000-03-16
PCT/US2000/020156 WO2001071247A1 (en) 2000-03-16 2000-07-25 Illumination device

Publications (2)

Publication Number Publication Date
DE60037835D1 DE60037835D1 (de) 2008-03-06
DE60037835T2 true DE60037835T2 (de) 2009-01-08

Family

ID=24098032

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60037835T Expired - Lifetime DE60037835T2 (de) 2000-03-16 2000-07-25 Beleuchtungsvorrichtung
DE60045140T Expired - Lifetime DE60045140D1 (de) 2000-03-16 2000-07-25 Beleuchtungsvorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60045140T Expired - Lifetime DE60045140D1 (de) 2000-03-16 2000-07-25 Beleuchtungsvorrichtung

Country Status (12)

Country Link
US (1) US6612729B1 (enExample)
EP (2) EP1895230B1 (enExample)
JP (1) JP4541628B2 (enExample)
KR (2) KR100853161B1 (enExample)
CN (1) CN1231697C (enExample)
AT (1) ATE384227T1 (enExample)
AU (1) AU2000263703A1 (enExample)
BR (1) BR0017161A (enExample)
CA (1) CA2401370C (enExample)
DE (2) DE60037835T2 (enExample)
TW (1) TW527480B (enExample)
WO (1) WO2001071247A1 (enExample)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040114035A1 (en) * 1998-03-24 2004-06-17 Timothy White Focusing panel illumination method and apparatus
US7049761B2 (en) 2000-02-11 2006-05-23 Altair Engineering, Inc. Light tube and power supply circuit
WO2002039153A1 (en) * 2000-11-13 2002-05-16 Asahi Kasei Kabushiki Kaisha Light guide and method for producing transparent thermoplastic resin composition for light guide
US6694665B1 (en) * 2002-08-16 2004-02-24 Michael J. Moran Illuminatable fishing line system
US6802634B1 (en) * 2003-05-14 2004-10-12 Wun Fang Pan Wave configuration of a pipe-type lamp
DE10336352B4 (de) * 2003-08-08 2007-02-08 Schott Ag Verfahren zur Herstellung von Streulichtstrukturen an flächigen Lichtleitern
US6964509B2 (en) * 2003-12-16 2005-11-15 3M Innovative Properties Company Task lighting system
US6971781B2 (en) * 2004-03-18 2005-12-06 The Boeing Company Remote source lighting
US7267467B2 (en) * 2004-06-02 2007-09-11 Pixon Technologies Corp. Linear light source for enhancing uniformity of beaming light within the beaming light's effective focal range
DE202005001786U1 (de) * 2005-02-03 2006-03-16 Lite-Licht Gmbh Leuchte für den Innen- oder Außenbereich
TWI270992B (en) * 2005-07-19 2007-01-11 Chi Mei Optoelectronics Corp Light emitting diode package and light guide pipe and backlight module and liquid crystal display device using the same
KR100727580B1 (ko) * 2005-10-25 2007-06-18 이원섭 조명장치
US7585097B2 (en) * 2006-03-19 2009-09-08 Tyco Electronics Canada Ulc Light pipe providing wide illumination angle
KR101233199B1 (ko) * 2006-04-13 2013-02-15 엘지전자 주식회사 양면이 구조화된 광 파이프
US7658514B2 (en) 2006-04-13 2010-02-09 Lg Electronics Inc. Light guide, method and apparatus for manufacturing the same, and illuminating system having the same
KR100794350B1 (ko) * 2006-06-07 2008-01-15 엘지전자 주식회사 광 가이드를 이용한 조명 시스템
US8167434B2 (en) 2006-12-21 2012-05-01 Koninklijke Philips Electronics N.V. Light projection system and display device
KR100891305B1 (ko) * 2007-04-04 2009-04-06 엘지전자 주식회사 조명장치
US8118447B2 (en) 2007-12-20 2012-02-21 Altair Engineering, Inc. LED lighting apparatus with swivel connection
US7712918B2 (en) * 2007-12-21 2010-05-11 Altair Engineering , Inc. Light distribution using a light emitting diode assembly
US8147110B2 (en) * 2008-03-20 2012-04-03 Tyco Electronics Canada Ulc Light pipe assembly
KR100988621B1 (ko) * 2008-05-07 2010-10-20 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
KR100988623B1 (ko) * 2008-05-08 2010-10-20 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
EP2141521A3 (en) * 2008-05-15 2010-03-03 LG Electronics Inc. Light pipe and illuminating device having the same
KR100988626B1 (ko) * 2008-05-15 2010-10-18 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
US8075167B2 (en) * 2008-05-20 2011-12-13 Lg Electronics Inc. Optical film and illuminating device having the same
KR101028088B1 (ko) * 2008-05-23 2011-04-08 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
US8360599B2 (en) 2008-05-23 2013-01-29 Ilumisys, Inc. Electric shock resistant L.E.D. based light
US20110013414A1 (en) * 2008-07-24 2011-01-20 Pacific Insight Elctronics Corp. Ambient lighting system
US8534890B2 (en) * 2008-10-09 2013-09-17 Tyco Electronics Canada Ulc Light pipe assembly having optical concentrator
US7938562B2 (en) 2008-10-24 2011-05-10 Altair Engineering, Inc. Lighting including integral communication apparatus
US8324817B2 (en) 2008-10-24 2012-12-04 Ilumisys, Inc. Light and light sensor
US8214084B2 (en) 2008-10-24 2012-07-03 Ilumisys, Inc. Integration of LED lighting with building controls
US8653984B2 (en) 2008-10-24 2014-02-18 Ilumisys, Inc. Integration of LED lighting control with emergency notification systems
US8901823B2 (en) 2008-10-24 2014-12-02 Ilumisys, Inc. Light and light sensor
TWI392902B (en) * 2008-11-03 2013-04-11 Assembled light-guiding with high light-guiding efficiency
GB0820901D0 (en) * 2008-11-17 2008-12-24 Morris Gary W Lamp unit and light fitting
JP5731112B2 (ja) * 2008-12-03 2015-06-10 パナソニック株式会社 導光板およびそれを用いた表示装置
CN102439357A (zh) * 2009-03-23 2012-05-02 I2Ic公司 具有增强光提取特征的线性光源
US8876354B2 (en) 2009-05-06 2014-11-04 Udayan Kanade Light source comprising light deflecting particles
FR2945992B1 (fr) * 2009-05-29 2012-12-28 Faurecia Interieur Ind Ensemble de decoration retroeclaire pour l'interieur d'un vehicule automobile, et ensemble interieur correspondant pour vehicule automobile
US8297818B2 (en) * 2009-06-11 2012-10-30 Rambus International Ltd. Optical system with reflectors and light pipes
WO2010144893A2 (en) * 2009-06-12 2010-12-16 Federal-Mogul Corporation Distributed lighting assembly
KR101370917B1 (ko) * 2009-08-14 2014-03-24 엘지전자 주식회사 조명 장치
EP2518534A4 (en) 2009-12-21 2017-04-19 Osaka University Reflective material and optical structure
WO2011119921A2 (en) 2010-03-26 2011-09-29 Altair Engineering, Inc. Led light with thermoelectric generator
EP2553332B1 (en) 2010-03-26 2016-03-23 iLumisys, Inc. Inside-out led bulb
TWI408305B (zh) * 2010-04-27 2013-09-11 Wintek Corp 光源模組
US8523394B2 (en) 2010-10-29 2013-09-03 Ilumisys, Inc. Mechanisms for reducing risk of shock during installation of light tube
USD670846S1 (en) * 2011-04-05 2012-11-13 Litelab Corp. Lighting fixture
WO2012145293A2 (en) * 2011-04-20 2012-10-26 Rambus Inc. Lighting assembly
WO2013028965A2 (en) 2011-08-24 2013-02-28 Ilumisys, Inc. Circuit board mount for led light
WO2013131002A1 (en) 2012-03-02 2013-09-06 Ilumisys, Inc. Electrical connector header for an led-based light
TW201348649A (zh) * 2012-05-21 2013-12-01 勝華科技股份有限公司 抗眩光燈源
WO2014008463A1 (en) 2012-07-06 2014-01-09 Ilumisys, Inc. Power supply assembly for led-based light tube
US9271367B2 (en) 2012-07-09 2016-02-23 Ilumisys, Inc. System and method for controlling operation of an LED-based light
US9285084B2 (en) 2013-03-14 2016-03-15 Ilumisys, Inc. Diffusers for LED-based lights
BR112015011876A2 (pt) * 2013-03-26 2017-07-11 Halliburton Energy Services Inc tubo de luz óptica e método para transmitir radiação eletromagnética em um tubo de luz óptica
US9267650B2 (en) 2013-10-09 2016-02-23 Ilumisys, Inc. Lens for an LED-based light
US9574717B2 (en) 2014-01-22 2017-02-21 Ilumisys, Inc. LED-based light with addressed LEDs
US9046637B1 (en) * 2014-02-25 2015-06-02 3M Innovative Properties Company Tubular lighting systems with inner and outer structured surfaces
US9510400B2 (en) 2014-05-13 2016-11-29 Ilumisys, Inc. User input systems for an LED-based light
US20160327241A1 (en) * 2015-05-04 2016-11-10 3M Innovative Properties Company Luminaire assembly
US10161568B2 (en) 2015-06-01 2018-12-25 Ilumisys, Inc. LED-based light with canted outer walls
FR3068485B1 (fr) * 2017-06-30 2019-11-29 Valeo Vision Guide optique faconne au laser
CN110998179B (zh) * 2017-08-08 2021-09-07 3M创新有限公司 具有开口和围绕的通道的光导

Family Cites Families (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1128634A (en) 1913-12-11 1915-02-16 James A Talbot Casing-coupling.
US2994149A (en) 1959-05-14 1961-08-01 Mcphilben Mfg Co Inc Directional luminaire
US3241256A (en) 1963-05-13 1966-03-22 Bendix Corp Method and means for integrally lighting an indicator with uniform brightness and with light conservation
US3486261A (en) 1965-10-22 1969-12-30 George K C Hardesty Illuminating apparatus
US3591941A (en) 1968-01-26 1971-07-13 Perfeclite Inc Light fixture
US3510976A (en) 1968-03-20 1970-05-12 Prismo Safety Corp Safety road sign
US3689346A (en) 1970-09-29 1972-09-05 Rowland Dev Corp Method for producing retroreflective material
US4576850A (en) 1978-07-20 1986-03-18 Minnesota Mining And Manufacturing Company Shaped plastic articles having replicated microstructure surfaces
US4385343A (en) 1978-12-26 1983-05-24 Plumly George W Edge lighted devices
US4260220A (en) 1979-06-15 1981-04-07 Canadian Patents And Development Limited Prism light guide having surfaces which are in octature
US4297025A (en) * 1979-07-09 1981-10-27 International Business Machines Corporation Document feeder system having a suspending/commencing mode
US4244683A (en) 1979-09-20 1981-01-13 Reflexite Corporation Apparatus for compression molding of retroreflective sheeting
US4422719A (en) 1981-05-07 1983-12-27 Space-Lyte International, Inc. Optical distribution system including light guide
US4386476A (en) 1981-11-03 1983-06-07 Manfred Schulman Edge lighted display sign
ATE21803T1 (de) * 1981-11-19 1986-09-15 Christensson Hans G C Verfahren zum bewaessern von topfpflanzen.
US4600666A (en) 1983-01-12 1986-07-15 Zink Edmund S Integrated photoscreen for making a halftone reproduction printing plate from a photograph
US4615579A (en) 1983-08-29 1986-10-07 Canadian Patents & Development Ltd. Prism light guide luminaire
US4750798A (en) 1983-08-29 1988-06-14 Canadian Patents And Developement Limited Prism light guide luminaire
US4975809A (en) 1984-03-28 1990-12-04 Tradebest International Corporation Autonomous visual-attraction enhancement utilizing edge-illuminated panel
US5056892A (en) 1985-11-21 1991-10-15 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
CA1279783C (en) 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4805984A (en) 1985-11-21 1989-02-21 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
CA1268969A (en) 1986-01-15 1990-05-15 Sanford Cobb, Jr. Totally internally reflecting light conduit
US4715137A (en) 1986-01-31 1987-12-29 Scheve William J Illuminated display with beaded light-transmitting image
US4850665A (en) 1987-02-20 1989-07-25 Minnesota Mining And Manufacturing Company Method and apparatus for controlled emission of light from prism light guide
DE3706392A1 (de) 1987-02-27 1988-09-08 Tegtmeier Metallbau Leuchtkasten
US4791745A (en) 1987-03-20 1988-12-20 Pohn Mac R Black light display system
US4965950A (en) 1987-03-23 1990-10-30 Koito Manufacturing Co., Ltd. Display device for automotive mark plate
US4799137A (en) 1987-03-24 1989-01-17 Minnesota Mining And Manufacturing Company Reflective film
US4874228A (en) 1987-03-24 1989-10-17 Minnesota Mining And Manufacturing Company Back-lit display
CA1278203C (en) 1987-04-24 1990-12-27 Lorne A. Whitehead Non-reflective image display device
US4787708A (en) 1987-05-08 1988-11-29 Tir Systems Ltd. Apparatus for continuously controlled emission of light from prism light guide
US4834495A (en) 1987-05-08 1989-05-30 Minnesota Mining And Manufacturing Company Collapsible light pipe
US4791540A (en) 1987-05-26 1988-12-13 Minnesota Mining And Manufacturing Company Light fixture providing normalized output
FR2620795B1 (fr) * 1987-09-18 1992-02-28 Courageux Claude Diffuseur de lumiere
US5043716A (en) 1988-07-14 1991-08-27 Adaptive Micro Systems, Inc. Electronic display with lens matrix
JPH02157791A (ja) 1988-12-09 1990-06-18 Fujitsu Ltd 面照明装置
JPH02269382A (ja) 1989-04-11 1990-11-02 Meitaku Syst:Kk 一側光源用面光源パネル
US4974354A (en) 1989-04-21 1990-12-04 Hembrook Jr Norbert Visual display device for vehicles
US5095415A (en) 1989-10-30 1992-03-10 Minnesota Mining And Manufacturing Company Light fixture for externally illuminated sign
US5134549A (en) * 1990-06-19 1992-07-28 Enplas Corporation Surface light source device
ATE138753T1 (de) 1990-09-20 1996-06-15 Illumination Research Group Pr Anzeigevorrichtung
DE4039290A1 (de) 1990-12-08 1992-06-11 Minnesota Mining & Mfg Leuchte
GB9104043D0 (en) 1991-02-26 1991-04-10 Jsb Electrical Plc Edgelit luminaires
JPH04356015A (ja) 1991-03-22 1992-12-09 Tosoh Corp バックライト
US5186530A (en) 1991-11-22 1993-02-16 Tir Systems, Ltd. Lighting structure having variable transmissivity internal light guide illumination
JPH05151806A (ja) * 1991-11-29 1993-06-18 Iwasaki Electric Co Ltd 光装置用の光導体
JP3006306B2 (ja) 1992-09-16 2000-02-07 インターナショナル・ビジネス・マシーンズ・コーポレイション 光学的フイルム及び上記光学的フイルムを用いた液晶表示装置
US5386347A (en) 1992-10-02 1995-01-31 Photo Craft Co., Ltd. Illuminating apparatus and a method of manufacturing an edge light conductor for use therein
JP2630714B2 (ja) 1992-10-08 1997-07-16 茶谷産業株式会社 面照明装置
DE69418499T2 (de) 1993-02-01 2000-02-10 Tosoh Corp Hintergrundbeleuchtungseinrichtung
US5339382A (en) 1993-02-23 1994-08-16 Minnesota Mining And Manufacturing Company Prism light guide luminaire with efficient directional output
US5784517A (en) 1993-04-30 1998-07-21 Johanson; Walter A. Illumination devices and methods of forming same
US6169839B1 (en) * 1993-04-30 2001-01-02 Walter A. Johanson Light distribution systems and illumination devices
JPH0764085A (ja) 1993-08-27 1995-03-10 Asahi Glass Co Ltd 直視型表示素子用照明装置および液晶表示装置
TW334523B (en) * 1994-03-02 1998-06-21 Toso Kk Back light
US5471348A (en) 1994-05-13 1995-11-28 Minnesota Mining And Manufacturing Company Directed reflection optical device
DE19507901A1 (de) 1995-03-07 1996-09-12 Willing Gmbh Dr Ing Linearer Lichtleiter
US6139158A (en) 1995-07-26 2000-10-31 Reflexite Corporation Retroreflective articles with multiple size prisms in multiple locations
KR100407101B1 (ko) 1995-10-12 2004-02-18 인터내셔널 비지네스 머신즈 코포레이션 도광체,면상광원장치및액정표시장치
AU7447396A (en) 1995-10-18 1997-05-07 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
US5692822A (en) 1995-11-29 1997-12-02 Minnesota Mining & Manufacturing Co. Uniform bi-directional dependent line light source via controlled partial reflection
ZA9610900B (en) * 1995-12-27 1997-06-27 Kevin D Miekis Supporting structure for a prism light guide
US5661839A (en) 1996-03-22 1997-08-26 The University Of British Columbia Light guide employing multilayer optical film
JPH09325221A (ja) 1996-04-04 1997-12-16 Hitachi Cable Ltd 照明装置
WO1998054605A1 (en) 1997-05-29 1998-12-03 Kuraray, Co., Ltd. Lightguide
US6259854B1 (en) * 1997-05-29 2001-07-10 Kuraray Co., Ltd. Lightguide

Also Published As

Publication number Publication date
EP1264133A1 (en) 2002-12-11
EP1895230B1 (en) 2010-10-20
WO2001071247A1 (en) 2001-09-27
CN1231697C (zh) 2005-12-14
JP4541628B2 (ja) 2010-09-08
ATE384227T1 (de) 2008-02-15
AU2000263703A1 (en) 2001-10-03
KR100813703B1 (ko) 2008-03-13
EP1264133B1 (en) 2008-01-16
CA2401370A1 (en) 2001-09-27
US6612729B1 (en) 2003-09-02
KR20070088792A (ko) 2007-08-29
CN1451087A (zh) 2003-10-22
KR20020084191A (ko) 2002-11-04
TW527480B (en) 2003-04-11
EP1895230A2 (en) 2008-03-05
JP2003528425A (ja) 2003-09-24
BR0017161A (pt) 2002-12-17
DE60037835D1 (de) 2008-03-06
KR100853161B1 (ko) 2008-08-20
CA2401370C (en) 2008-12-23
EP1895230A3 (en) 2008-07-30
DE60045140D1 (de) 2010-12-02

Similar Documents

Publication Publication Date Title
DE60037835T2 (de) Beleuchtungsvorrichtung
DE60032180T2 (de) Lichtleiter mit auesserer schutzhuelle
DE60031449T2 (de) Lichtleitereinrichtung mit internem extraktor
DE69418499T2 (de) Hintergrundbeleuchtungseinrichtung
DE69518868T2 (de) Hinterleuchtungsvorrichtung mit einer Lichtdurchlässigen, gerade Rillen aufweisenden Scheibe
DE69226391T2 (de) Vorrichtung zur rückseitigen Beleuchtung
DE60037427T2 (de) Beleuchtungsvorrichtung
DE69713747T2 (de) Lichtleiter mit optischer mehrschichtfolie
DE69220870T2 (de) Vorrichtung zur rückseitigen Beleuchtung
DE69330369T2 (de) Beleuchtungsvorrichtung mit Lichtleiter
DE69917499T2 (de) Ausgedehnte Beleuchtungseinrichtung
DE69608499T2 (de) Beleuchtete Tafelanordnungen
DE69208159T2 (de) Verbesserte Platte zum rückseitigen Ausleuchten durch optische Fasern und Punkt-Verfahren zu ihrer Herstellung
DE602005004564T2 (de) Flaches flächenbeleuchtungssystem
DE69508511T2 (de) Lichtleiter-Beleuchtungssystem zur Herstellung eines dünnen Beleuchtungselements
DE3835754A1 (de) Oberflaechenbeleuchtungseinrichtung
DE60132566T2 (de) Lichtleiter, geeignet für beleuchtete anzeige
EP1378771A1 (de) Innenraumleuchte
DE3430191A1 (de) Leuchtkoerper mit prismatischer lichtfuehrung
EP0533301B1 (de) Hinweisleuchte
DE69518603T2 (de) Fahrzeugscheinwerfer
DE2437580C2 (de) Signalanzeigevorrichtung zur Ausstrahlung von Lichtzeichen
DE4329914A1 (de) Linearer Lichtleiter
DE102013110342B4 (de) Beleuchtungsvorrichtung für Fahrzeuge
DE69532292T2 (de) Anzeigegerät mit elektrolumineszenter rohrlampe

Legal Events

Date Code Title Description
8364 No opposition during term of opposition