JP2012514843A - Led、光ガイド及びリフレクタを備える光源 - Google Patents
Led、光ガイド及びリフレクタを備える光源 Download PDFInfo
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- JP2012514843A JP2012514843A JP2011544950A JP2011544950A JP2012514843A JP 2012514843 A JP2012514843 A JP 2012514843A JP 2011544950 A JP2011544950 A JP 2011544950A JP 2011544950 A JP2011544950 A JP 2011544950A JP 2012514843 A JP2012514843 A JP 2012514843A
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- JP
- Japan
- Prior art keywords
- light
- light source
- light guide
- reflector
- reflective surface
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/62—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
-
- 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
- F21V7/0091—Reflectors for light sources using total internal reflection
-
- 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
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
-
- 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
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
-
- 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
- G02B6/0005—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 of the fibre type
- G02B6/0008—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 of the fibre type the light being emitted at the end of the fibre
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
-
- 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]
Abstract
Description
Claims (13)
- 少なくとも1つの発光ダイオード(LED)を含む光ユニットと、
前記リフレクタ上に入射する光の少なくとも一部が反射されるように配されているリフレクタと、
入力端部、出力端部、及び前記入力端部と前記出力端部との間の中央領域を有する光透過性の光ガイドであって、軸方向に沿って延在している光ガイドと、
を有する光源であって、
前記光ユニットは、光を前記中央領域内に注入する前記入力端部に隣接して配されており、
前記光ガイドは、自身の屈折率が前記光ガイドの外側の媒体の屈折率よりも高いように配されており、
前記リフレクタは、前記出力端部に隣接して配されており、前記出力端部に向かって面していると共に前記出力端部の少なくとも一部を覆っている反射表面を有しており、
前記反射表面は、前記反射表面の少なくとも一部が凹状及び凸状の一方であるように配されている、
光源。 - 前記光源が白熱光源を使用している照明器具内へのレトロフィットのために配されている、請求項1に記載の光源。
- 前記リフレクタは、少なくとも1つの透過部分であって、前記少なくとも1つの透過部分に入射する光の少なくとも一部が前記リフレクタを通って透過されるように配されている少なくとも1つ透過部分を有する、請求項1に記載の光源。
- 前記少なくとも1つの透過部分が軸に沿って延在しているスルーホールを有している、請求項3に記載の光源。
- 前記軸が前記軸方向と平行な直線状の軸である、請求項4に記載の光源。
- 前記光ガイドは、前記軸方向に沿って延在している色混合棒体を有しており、前記色混合棒体は、前記中央領域の少なくとも一部を含んでおり、六角形の断面を有すると共に前記光ユニット内の複数のLEDからの光を混合するように配されている、請求項1に記載の光源。
- 少なくとも1つの反射ファセットが、前記反射ファセット上に入射する光の少なくとも一部が反射されるように、前記反射表面上に配されている、請求項1に記載の光源。
- 前記反射表面が
金属コーティング、
干渉フィルタ、
拡散コーティング、及び
蛍光コーティング、
の1つ以上を有している、請求項1に記載の光源。 - 前記リフレクタを少なくとも部分的に囲んでいる少なくとも1つの半透明エンベロープを更に有する、請求項1に記載の光源。
- 前記少なくとも1つの半透明エンベロープは、光散乱要素を有する、請求項9に記載の光源。
- 前記光ガイドは、透明ポリマ、ポリマ化合物、ガラス、ポリカーボネート、ポリメチルメタクリレート、アクリル及びプラスチック並びにこれらの組み合わせのグループから選択された物質を有する、請求項1に記載の光源。
- この上に前記光ユニットが配されるベースを更に有する請求項1に記載の光源であって、前記ベースは、前記照明器具のソケットコネクタと嵌合するように配されている電気コネクタを有しており、前記ベースは、前記電気コネクタに接続されている電気回路を含んでおり、前記電気回路は、前記電気コネクタから電力を受け取るように配されていると共に、前記電力によって前記光ユニットを動作させる、光源。
- 前記ベースが、前記光ユニットによって生成される熱を放散するのに適しているヒートシンクを更に含んでいる、請求項12に記載の光源。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09150284.9 | 2009-01-09 | ||
EP09150284 | 2009-01-09 | ||
PCT/IB2010/050006 WO2010079436A1 (en) | 2009-01-09 | 2010-01-04 | Light source with leds, light guide and reflector |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012514843A true JP2012514843A (ja) | 2012-06-28 |
JP5551714B2 JP5551714B2 (ja) | 2014-07-16 |
Family
ID=42041563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011544950A Active JP5551714B2 (ja) | 2009-01-09 | 2010-01-04 | Led、光ガイド及びリフレクタを備える光源 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8628220B2 (ja) |
EP (1) | EP2386045B1 (ja) |
JP (1) | JP5551714B2 (ja) |
KR (1) | KR101839417B1 (ja) |
CN (1) | CN102272515B (ja) |
RU (1) | RU2519278C2 (ja) |
TW (1) | TWI542812B (ja) |
WO (1) | WO2010079436A1 (ja) |
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JP2016096120A (ja) * | 2014-11-17 | 2016-05-26 | 東芝ライテック株式会社 | ランプ装置 |
US9360173B2 (en) | 2011-12-09 | 2016-06-07 | Osamu Takeuchi | LED bulb and illumination device |
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US9228702B2 (en) * | 2009-03-23 | 2016-01-05 | Eldolab Holding B.V. | LED lamp comprising light guide including first and second diffusing surfaces |
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- 2010-01-04 KR KR1020117018477A patent/KR101839417B1/ko active IP Right Grant
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US20030185005A1 (en) * | 2002-04-01 | 2003-10-02 | Gelcore, Llc | Light emitting diode-based signal light |
JP3151273U (ja) * | 2009-03-19 | 2009-06-18 | 齊藤 誠 | 柱状反射レンズ |
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US9360173B2 (en) | 2011-12-09 | 2016-06-07 | Osamu Takeuchi | LED bulb and illumination device |
WO2016059687A1 (ja) * | 2014-10-15 | 2016-04-21 | 株式会社 東芝 | 照明装置 |
JPWO2016059687A1 (ja) * | 2014-10-15 | 2017-06-01 | 株式会社東芝 | 照明装置 |
US10107457B2 (en) | 2014-10-15 | 2018-10-23 | Kabushiki Kaisha Toshiba | Lighting apparatus |
JP2016096120A (ja) * | 2014-11-17 | 2016-05-26 | 東芝ライテック株式会社 | ランプ装置 |
Also Published As
Publication number | Publication date |
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EP2386045B1 (en) | 2015-06-17 |
RU2011133243A (ru) | 2013-02-20 |
KR20110106437A (ko) | 2011-09-28 |
KR101839417B1 (ko) | 2018-03-16 |
RU2519278C2 (ru) | 2014-06-10 |
TWI542812B (zh) | 2016-07-21 |
TW201030271A (en) | 2010-08-16 |
US8628220B2 (en) | 2014-01-14 |
WO2010079436A1 (en) | 2010-07-15 |
US20110267836A1 (en) | 2011-11-03 |
CN102272515B (zh) | 2015-01-14 |
JP5551714B2 (ja) | 2014-07-16 |
CN102272515A (zh) | 2011-12-07 |
EP2386045A1 (en) | 2011-11-16 |
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