DE69803666D1 - Beleuchtungsvorrichtung - Google Patents

Beleuchtungsvorrichtung

Info

Publication number
DE69803666D1
DE69803666D1 DE69803666T DE69803666T DE69803666D1 DE 69803666 D1 DE69803666 D1 DE 69803666D1 DE 69803666 T DE69803666 T DE 69803666T DE 69803666 T DE69803666 T DE 69803666T DE 69803666 D1 DE69803666 D1 DE 69803666D1
Authority
DE
Germany
Prior art keywords
illumination device
illumination
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
DE69803666T
Other languages
English (en)
Other versions
DE69803666T2 (de
Inventor
Peter Lepley
Joep Bijlhot
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.)
Ford Global Technologies LLC
Original Assignee
Ford Global Technologies LLC
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 Ford Global Technologies LLC filed Critical Ford Global Technologies LLC
Application granted granted Critical
Publication of DE69803666D1 publication Critical patent/DE69803666D1/de
Publication of DE69803666T2 publication Critical patent/DE69803666T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface of the light guide
    • 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
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0075—Arrangements of multiple light guides
    • 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
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
DE69803666T 1997-04-22 1998-04-21 Beleuchtungsvorrichtung Expired - Fee Related DE69803666T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9708147A GB2324599A (en) 1997-04-22 1997-04-22 Looped light pipe illuminator for illuminating dials etc.
PCT/GB1998/000960 WO1998048216A1 (en) 1997-04-22 1998-04-21 An illuminator

Publications (2)

Publication Number Publication Date
DE69803666D1 true DE69803666D1 (de) 2002-03-14
DE69803666T2 DE69803666T2 (de) 2002-08-14

Family

ID=10811176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69803666T Expired - Fee Related DE69803666T2 (de) 1997-04-22 1998-04-21 Beleuchtungsvorrichtung

Country Status (7)

Country Link
US (1) US6474859B2 (de)
EP (1) EP0977962B1 (de)
JP (1) JP3992296B2 (de)
BR (1) BR9808235A (de)
DE (1) DE69803666T2 (de)
GB (1) GB2324599A (de)
WO (1) WO1998048216A1 (de)

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DE19857862A1 (de) * 1998-12-15 2000-06-29 Mannesmann Vdo Ag Anzeigeeinheit
TW514707B (en) 1999-05-07 2002-12-21 Asulab Sa Device for the oriented illumination of a surface by a microprism guide
DE69941180D1 (de) * 1999-05-07 2009-09-10 Asulab Sa Vorrichtung zur orientierten Flächenbeleuchtung durch einen mikroprismatischen Leiter
FR2814818B1 (fr) * 2000-10-04 2002-12-06 Seb Sa Guide optique destine a la transmission d'un faisceau d'ondes electromagnetiques a l'intrerieur d'un appareil electromenager equipe d'un tel guide
US6969834B2 (en) * 2001-07-03 2005-11-29 Matsushita Electric Industrial Co., Ltd. Line type luminous device and induction heating cooker employing same
FR2850729B1 (fr) * 2003-02-04 2006-03-17 Valeo Vision Dispositif projecteur equipe d'un module complementaire encastrable pour vehicule automobile
FR2853392B1 (fr) * 2003-04-04 2006-06-16 Sli Miniature Lighting Sa Feu arriere, en particulier feu stop pour vehicule automobile
US20050064371A1 (en) * 2003-07-21 2005-03-24 Soukos Nikos S. Method and device for improving oral health
JP2005258011A (ja) * 2004-03-11 2005-09-22 Canon Inc 照明装置および撮影装置
FR2870083B1 (fr) 2004-05-10 2006-07-14 Sli Miniature Lighting Sa Sa Dispositif de maintien et de connexion de composants optoelectroniques comme les leds du type plcc2 et plcc4
JP4677256B2 (ja) * 2005-03-17 2011-04-27 キヤノン株式会社 発光装置
JP4579729B2 (ja) * 2005-03-18 2010-11-10 キヤノン株式会社 発光装置
US7537353B2 (en) 2005-06-20 2009-05-26 Continental Automotive Systems Us, Inc. Flood and back lit instrument cluster
TWI276910B (en) * 2005-12-27 2007-03-21 Young Optics Inc Illumination system
JP2007188680A (ja) * 2006-01-11 2007-07-26 Alps Electric Co Ltd 面発光装置
WO2008040306A1 (de) * 2006-09-29 2008-04-10 Osram Opto Semiconductors Gmbh Optischer lichtleiter und optische vorrichtung
US20080151566A1 (en) * 2006-12-21 2008-06-26 Creative Technology Ltd. Apparatus for providing an ambient glow
EP2148797B1 (de) * 2007-04-27 2013-03-20 Tyco Electronics Canada ULC Beleuchtungsvorrichtung
DE102007048762A1 (de) * 2007-10-10 2009-04-16 Hella Kgaa Hueck & Co. Beleuchtungseinrichtung für Fahrzeuge
DE102007057941A1 (de) * 2007-12-01 2009-07-02 Preh Gmbh Verbessertes, segmentiertes Lichtleitelement
CN101451682B (zh) * 2007-12-06 2011-06-08 富士迈半导体精密工业（上海）有限公司 环形照明装置
DE102008021290B4 (de) * 2008-04-29 2012-12-06 Automotive Lighting Reutlingen Gmbh Lichtleiterstruktur für eine Kraftfahrzeugbeleuchtungseinrichtung und Kraftfahrzeugbeleuchtungseinrichtung mit einer solchen Lichtleiterstruktur
CN101738678A (zh) * 2008-11-26 2010-06-16 鸿富锦精密工业（深圳）有限公司 导光板及显示装置
EP2480919A1 (de) * 2009-09-23 2012-08-01 Koninklijke Philips Electronics N.V. Lichtleiter, beleuchtungssystem, hintergrundbeleuchtungssystem und anzeigevorrichtung
US9096170B2 (en) 2009-09-28 2015-08-04 Rite-Hite Holding Corporation Light fixtures for doorways and other areas
DE102010014839B4 (de) * 2010-02-11 2012-05-24 Frensch Gmbh Einbauleuchte
FR2957724B1 (fr) * 2010-03-19 2012-10-05 Delphi Tech Inc Dispositif d'illumination pour un bouton de commande
EP2392952B1 (de) 2010-06-03 2012-12-12 The Swatch Group Research and Development Ltd. Beleuchtungssystem eines Informationsanzeigesystems, das einen Lichtwellenleiter umfasst
JP5778780B2 (ja) * 2011-12-21 2015-09-16 シャープ株式会社 照明装置、バックライト、液晶表示装置及びテレビジョン受信装置
KR101851616B1 (ko) * 2012-01-18 2018-04-25 한국전자통신연구원 디스플레이 장치
WO2013140337A1 (en) * 2012-03-22 2013-09-26 Koninklijke Philips N.V. Light mixing along annular pathway
DE102012108311A1 (de) * 2012-09-07 2014-03-13 Hella Kgaa Hueck & Co. Beleuchtungsvorrichtung für Fahrzeuge
US10422944B2 (en) * 2013-01-30 2019-09-24 Ideal Industries Lighting Llc Multi-stage optical waveguide for a luminaire
JP6179138B2 (ja) * 2013-03-13 2017-08-16 市光工業株式会社 車両用灯具
JP2015050110A (ja) * 2013-09-03 2015-03-16 東芝ライテック株式会社 照明装置および容器ホルダ
CN104570188B (zh) * 2013-10-09 2019-03-26 安波福中央电气（上海）有限公司 一种光导管接口
CN103591515B (zh) * 2013-11-25 2016-01-20 福州丹诺西诚电子科技有限公司 一种汽车旋钮导光件及汽车旋钮
US9889793B2 (en) * 2015-01-12 2018-02-13 N.S. International, LTD Glow ring for instrument panel
KR20180024033A (ko) * 2015-07-31 2018-03-07 레보 라이팅 & 일렉트로닉스, 엘엘씨 차량을 위한 조명 조립체
US10031277B2 (en) * 2015-11-30 2018-07-24 Continental Automotive Systems, Inc. Light guide assembly
DE102018117386B4 (de) * 2018-07-18 2020-07-30 Lisa Dräxlmaier GmbH Lichtleitervorrichtung zum beleuchten eines interieurbauteils eines kraftfahrzeugs und interieuranordnung für ein kraftfahrzeug
CN109124368A (zh) * 2018-10-11 2019-01-04 珠海格力电器股份有限公司 显示组件、烹饪器具的盖体结构及烹饪器具

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US4676584A (en) * 1983-06-22 1987-06-30 Metatech Corporation Fiber optic light coupling assemblies
US4729069A (en) * 1984-10-15 1988-03-01 Kohorn H Von Light-conductive device for illuminating centripetally viewed three-dimensional objects
DK21487D0 (da) * 1987-01-15 1987-01-15 Nils Toft Pladeformet lysleder
DE68927640D1 (de) * 1989-09-13 1997-02-20 Tradebest Int Corp Autonome, visuell anziehende Vorrichtung mit einem über den Kanten beleuchteten Paneel
DE4301340A1 (de) * 1993-01-20 1994-07-21 Willing Gmbh Dr Ing Leuchte mit hohlem Lichtverteilungskörper
US5475785A (en) * 1993-04-30 1995-12-12 Johanson; Walter A. Illumination devices and methods of forming same
US5390085A (en) * 1993-11-19 1995-02-14 Motorola, Inc. Light diffuser for a liquid crystal display
DE19521254A1 (de) * 1994-06-24 1996-01-04 Minnesota Mining & Mfg Anzeigesystem mit Helligkeitsverstärkungsfilm
JPH08254963A (ja) * 1995-03-16 1996-10-01 Hayashi Telempu Co Ltd 乗物内機器用表示パネル

Also Published As

Publication number Publication date
GB2324599A (en) 1998-10-28
DE69803666T2 (de) 2002-08-14
EP0977962A1 (de) 2000-02-09
JP2002513508A (ja) 2002-05-08
US6474859B2 (en) 2002-11-05
US20020018350A1 (en) 2002-02-14
WO1998048216A1 (en) 1998-10-29
BR9808235A (pt) 2000-05-16
JP3992296B2 (ja) 2007-10-17
GB9708147D0 (en) 1997-06-11
EP0977962B1 (de) 2002-01-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FORD GLOBAL TECHNOLOGIES, LLC (N.D.GES.D. STAATES

8339 Ceased/non-payment of the annual fee