JP2002513508A - 照明器 - Google Patents
照明器Info
- Publication number
- JP2002513508A JP2002513508A JP54525898A JP54525898A JP2002513508A JP 2002513508 A JP2002513508 A JP 2002513508A JP 54525898 A JP54525898 A JP 54525898A JP 54525898 A JP54525898 A JP 54525898A JP 2002513508 A JP2002513508 A JP 2002513508A
- Authority
- JP
- Japan
- Prior art keywords
- light
- tube
- illuminator
- loop
- pipe
- 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.)
- Granted
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.実質的に平面状の前面(14)及び切子状の背面を持つ光管(12)として形 成され、光を上記平面状前面(14)に向けそして通り抜けて反射する様に配列さ れる一連の角度が付いた切子面(18)及び、そこを通って光が上記光管(12)内 へ供給される光入口ポート(20,22,40)を有する照明器において、上記光管( 12)がループ状とされて無端光路を規定し、上記ループが前面(14)にわたって 照明される様に光管(12)へ入る光がループ回りを伝わる様に上記ループ状光路 の壁(24,26)が配列されていることを特徴とする、照明器。 2.上記光管がテーパー状とされ、上記光管の上記前(14)と後(16)面の間 の距離が、上記光入口ポート(20,22)からの距離が増える程小さくなる様に、 上記後面(16)が各切子面(18)で段が付けられている、請求項1に記載の照明 器。 3.上記光管が略環状である、請求項1又は2に記載の照明器。 4.直径方向に反対側の2つの光入力ポート(20,22)を含む、請求項1,2 又は3に記載の照明器。 5.上記光管が透明アクリル又はポリカーボネート材料からなっている、前記 請求項のいずれかに記載の照明器。 6.光源が少なくとも一つの発光ダイオード(28,30,56)を有する、前記請 求項のいずれかに記載の照明器。 7.各光入力ポート(40)が、上記光管(12)へ入る光を視準する手段を含む 、前記請求項のいずれかに記載の照明器。 8.各入力ポートが、光入力ポート(40)へ光を供給する光源(56)が上記光 管(12)のそれとは異なる平面に取付けられるのを可能とする反射面(42)を含 む、前記請求項のいずれかに記載の照明器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9708147.5 | 1997-04-22 | ||
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 |
---|---|
JP2002513508A true JP2002513508A (ja) | 2002-05-08 |
JP3992296B2 JP3992296B2 (ja) | 2007-10-17 |
Family
ID=10811176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54525898A Expired - Fee Related JP3992296B2 (ja) | 1997-04-22 | 1998-04-21 | 照明器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6474859B2 (ja) |
EP (1) | EP0977962B1 (ja) |
JP (1) | JP3992296B2 (ja) |
BR (1) | BR9808235A (ja) |
DE (1) | DE69803666T2 (ja) |
GB (1) | GB2324599A (ja) |
WO (1) | WO1998048216A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005258011A (ja) * | 2004-03-11 | 2005-09-22 | Canon Inc | 照明装置および撮影装置 |
JP2007188680A (ja) * | 2006-01-11 | 2007-07-26 | Alps Electric Co Ltd | 面発光装置 |
KR101190474B1 (ko) | 2010-06-03 | 2012-10-12 | 더 스와치 그룹 리서치 앤 디벨롭먼트 엘티디 | 광통로를 포함하는 데이터 디스플레이 장치를 위한 조명 시스템 |
WO2013094525A1 (ja) * | 2011-12-21 | 2013-06-27 | 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 |
JP2014175284A (ja) * | 2013-03-13 | 2014-09-22 | Ichikoh Ind Ltd | 車両用灯具 |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19857862A1 (de) * | 1998-12-15 | 2000-06-29 | Mannesmann Vdo Ag | Anzeigeeinheit |
EP1050711B1 (fr) * | 1999-05-07 | 2009-07-29 | Asulab S.A. | Dispositif d'illumination orientée d'une surface par un guide à microprismes |
TW514707B (en) | 1999-05-07 | 2002-12-21 | Asulab Sa | Device for the oriented illumination of a surface by a microprism guide |
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 |
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 |
US7458695B2 (en) * | 2005-06-20 | 2008-12-02 | Continental Automotive Systems Us, Inc. | High light-efficiency illumination cluster |
TWI276910B (en) * | 2005-12-27 | 2007-03-21 | Young Optics Inc | Illumination system |
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 (en) * | 2007-04-27 | 2013-03-20 | Tyco Electronics Canada ULC | Lighting assembly |
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 |
US20120155110A1 (en) * | 2009-09-23 | 2012-06-21 | Koninklijke Philips Electronics N.V. | Light guide, illumination system, backlighting system and display device |
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 |
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 |
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 |
WO2017023824A1 (en) * | 2015-07-31 | 2017-02-09 | Federal-Mogul Corporation | Illumination assembly for a vehicle |
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 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4576436A (en) * | 1983-01-31 | 1986-03-18 | Maurice Daniel | Light distribution and collection assemblies and methods |
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 |
EP0417359B1 (en) * | 1989-09-13 | 1997-01-08 | Tradebest International Corporation | Autonomous visual-attraction enhancement utilizing edge-illuminated panel |
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 |
-
1997
- 1997-04-22 GB GB9708147A patent/GB2324599A/en not_active Withdrawn
-
1998
- 1998-04-21 WO PCT/GB1998/000960 patent/WO1998048216A1/en active IP Right Grant
- 1998-04-21 EP EP98917318A patent/EP0977962B1/en not_active Expired - Lifetime
- 1998-04-21 BR BR9808235-3A patent/BR9808235A/pt not_active IP Right Cessation
- 1998-04-21 JP JP54525898A patent/JP3992296B2/ja not_active Expired - Fee Related
- 1998-04-21 DE DE69803666T patent/DE69803666T2/de not_active Expired - Fee Related
-
2001
- 2001-09-28 US US09/966,159 patent/US6474859B2/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005258011A (ja) * | 2004-03-11 | 2005-09-22 | Canon Inc | 照明装置および撮影装置 |
JP2007188680A (ja) * | 2006-01-11 | 2007-07-26 | Alps Electric Co Ltd | 面発光装置 |
KR101190474B1 (ko) | 2010-06-03 | 2012-10-12 | 더 스와치 그룹 리서치 앤 디벨롭먼트 엘티디 | 광통로를 포함하는 데이터 디스플레이 장치를 위한 조명 시스템 |
WO2013094525A1 (ja) * | 2011-12-21 | 2013-06-27 | 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 |
JP2014175284A (ja) * | 2013-03-13 | 2014-09-22 | Ichikoh Ind Ltd | 車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
EP0977962A1 (en) | 2000-02-09 |
GB2324599A (en) | 1998-10-28 |
US6474859B2 (en) | 2002-11-05 |
US20020018350A1 (en) | 2002-02-14 |
WO1998048216A1 (en) | 1998-10-29 |
DE69803666T2 (de) | 2002-08-14 |
BR9808235A (pt) | 2000-05-16 |
GB9708147D0 (en) | 1997-06-11 |
DE69803666D1 (de) | 2002-03-14 |
EP0977962B1 (en) | 2002-01-30 |
JP3992296B2 (ja) | 2007-10-17 |
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