JP4062703B2 - 照明ユニット - Google Patents
照明ユニット Download PDFInfo
- Publication number
- JP4062703B2 JP4062703B2 JP2004133828A JP2004133828A JP4062703B2 JP 4062703 B2 JP4062703 B2 JP 4062703B2 JP 2004133828 A JP2004133828 A JP 2004133828A JP 2004133828 A JP2004133828 A JP 2004133828A JP 4062703 B2 JP4062703 B2 JP 4062703B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- opening
- pair
- circuit board
- 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
Links
Images
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
- G02B6/0081—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
- G02B6/0091—Positioning aspects of the light source relative to the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/19—Attachment of light sources or lamp holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/247—Light guides with a single light source being coupled into the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/27—Attachment thereof
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/04—Fastening of light sources or lamp holders with provision for changing light source, e.g. turret
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/008—Combination of two or more successive refractors along an optical axis
-
- 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]
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S362/00—Illumination
- Y10S362/80—Light emitting diode
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
2 光源部
3 カバー
4 導光部
4a 導光部レンズ
5 光導入部
6 LEDランプ
7 拡散カット部
8 基部
9 係止フック
10 位置決めリブ
11 凹部
12 プリント基板
13 第一の開口部
14 第二の開口部
15 端部
16 アングル
17 端面
18 先端部
19 係止面
20 光入射面
Claims (1)
- 透明部材からなる導光部の少なくとも一方の端部に前記導光部の方向とは反対の方向に延びる一対の係止フックおよび一対のリブが設けられた光導入部が前記導光部に一体に形成された光ガイド部と、一対の対向する端部の夫々に凹部が設けられたプリント基板に少なくとも1個の光源が実装された光源部と、矩形形状で1つの面に第一の開口部が形成され、前記第一の開口部に垂直な一対の面の各面の中部および前記第一の開口部に対向する面の中部には連続する第二の開口部が形成され、前記第一の開口部に対向する面の第二の開口部の端部近傍から略第二の開口部の幅で前記第一の開口の方向に立ち上がったアングルを持つ遮光性部材からなるカバーとを有し、前記光導入部の各係止フックに前記プリント基板の各凹部を嵌合させて該プリント基板の前記導光部の長手方向に垂直な面の位置決めを行い、前記光導入部の一対のリブの夫々の先端部に前記プリント基板を当接させて該プリント基板の前記導光部の長手方向の位置決めを行い、前記光導入部の一対のリブの夫々の先端部と、前記光導入部の一対の係止フックの夫々の係止面で前記光源が実装されたプリント基板および前記カバーのアングルとを挟持すると共に、前記カバーと前記光導入部の係止フックによって前記プリント基板を覆って漏光防止を行なったことを特徴とする照明ユニット。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004133828A JP4062703B2 (ja) | 2004-04-28 | 2004-04-28 | 照明ユニット |
US11/108,872 US7287896B2 (en) | 2004-04-28 | 2005-04-19 | Assembly for an illumination device |
CNB2005100682410A CN100474021C (zh) | 2004-04-28 | 2005-04-27 | 照明装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004133828A JP4062703B2 (ja) | 2004-04-28 | 2004-04-28 | 照明ユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005317352A JP2005317352A (ja) | 2005-11-10 |
JP4062703B2 true JP4062703B2 (ja) | 2008-03-19 |
Family
ID=35346314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004133828A Expired - Fee Related JP4062703B2 (ja) | 2004-04-28 | 2004-04-28 | 照明ユニット |
Country Status (3)
Country | Link |
---|---|
US (1) | US7287896B2 (ja) |
JP (1) | JP4062703B2 (ja) |
CN (1) | CN100474021C (ja) |
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US7290914B2 (en) * | 2005-12-20 | 2007-11-06 | Giga-Byte Technology Co., Ltd. | Light source device |
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JP2007329073A (ja) * | 2006-06-09 | 2007-12-20 | Mitsubishi Electric Corp | 面状光源装置 |
JP4915911B2 (ja) * | 2006-10-02 | 2012-04-11 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
EP2145217A2 (en) * | 2007-04-06 | 2010-01-20 | Koninklijke Philips Electronics N.V. | Lighting structure |
KR101340603B1 (ko) * | 2007-11-15 | 2013-12-11 | 엘지디스플레이 주식회사 | 액정표시장치 모듈 |
TWI378297B (en) * | 2008-04-03 | 2012-12-01 | Chimei Innolux Corp | Backlight module and liquid crystal display using the same |
US7766527B2 (en) * | 2008-05-20 | 2010-08-03 | Tyco Electronics Corporation | Low power LED light engine for light guide |
GB0813186D0 (en) | 2008-07-18 | 2008-08-27 | 3M Innovative Properties Co | Lighting device comprising a light guide and a support |
IT1392109B1 (it) * | 2008-12-04 | 2012-02-09 | Illinois Tool Works | Lampada led, in particolare per l'illuminazione interna di un elettrodomestico |
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DE102009009612A1 (de) * | 2009-02-19 | 2010-08-26 | Hella Kgaa Hueck & Co. | Beleuchtungseinrichtung für ein Kraftfahrzeug |
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CN107092050B (zh) * | 2016-02-18 | 2020-03-24 | 纬创资通(中山)有限公司 | 用来导引多个发光组件发出的光线的导光结构与发光装置 |
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JP6902354B2 (ja) * | 2017-01-24 | 2021-07-14 | 株式会社小糸製作所 | 光源ソケットとライトガイドを備えた灯具 |
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DE102019203501B4 (de) * | 2019-03-14 | 2024-08-01 | Volkswagen Aktiengesellschaft | Montageeinheit mit wenigstens einem Lichtleiter und wenigstens einer wenigstens ein Leuchtmittel aufweisenden Leiterplatte sowie Lichtleiter zur Herstellung einer solchen Montageeinheit |
JP7294742B2 (ja) * | 2019-03-22 | 2023-06-20 | スタンレー電気株式会社 | 位置決め構造及び車両用灯具 |
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-
2004
- 2004-04-28 JP JP2004133828A patent/JP4062703B2/ja not_active Expired - Fee Related
-
2005
- 2005-04-19 US US11/108,872 patent/US7287896B2/en not_active Expired - Fee Related
- 2005-04-27 CN CNB2005100682410A patent/CN100474021C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1690748A (zh) | 2005-11-02 |
US7287896B2 (en) | 2007-10-30 |
JP2005317352A (ja) | 2005-11-10 |
US20050270794A1 (en) | 2005-12-08 |
CN100474021C (zh) | 2009-04-01 |
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