JP5245545B2 - 光源装置および照明器具 - Google Patents
光源装置および照明器具 Download PDFInfo
- Publication number
- JP5245545B2 JP5245545B2 JP2008143545A JP2008143545A JP5245545B2 JP 5245545 B2 JP5245545 B2 JP 5245545B2 JP 2008143545 A JP2008143545 A JP 2008143545A JP 2008143545 A JP2008143545 A JP 2008143545A JP 5245545 B2 JP5245545 B2 JP 5245545B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- incident
- cover
- light emitting
- 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
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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
- F21K9/60—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
- F21K9/20—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
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
-
- 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)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
Claims (2)
- 発光ダイオードを有する発光部と;
この発光部に空気層を介して光学的に対向配置された入射主面、この入射主面の周縁から空気層の周囲を囲むように設けられた入射側面、この入射側面に対向する外側部位に入射側面から入射された光を反射する底部反射面および入射主面に入射された光と底部反射面から反射された光とを出射部に導光する導光部を有し、出射部には導光部により導光された光を反射させて外部に出射させる反射部を形成した導光体と;
発光部と導光体を被覆する球面を有する透光性の光源カバーを備え、少なくとも反射部を、光源カバーの球面中心から発光部の反対側の光源カバーの頂端までの間隔を等分したときの中点よりも光源カバーの頂端側へ位置するように配設したことを特徴とする光源装置。 - 請求項1記載の光源装置と;
口金を有するカバーと;
光源カバーの開口端部と発光部を支持する一方、カバー内に収容されて固定される発光部取付部と;
カバー内に収容される発光部の点灯回路と;
を具備していることを特徴とする照明器具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008143545A JP5245545B2 (ja) | 2008-05-30 | 2008-05-30 | 光源装置および照明器具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008143545A JP5245545B2 (ja) | 2008-05-30 | 2008-05-30 | 光源装置および照明器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009289697A JP2009289697A (ja) | 2009-12-10 |
JP5245545B2 true JP5245545B2 (ja) | 2013-07-24 |
Family
ID=41458703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008143545A Expired - Fee Related JP5245545B2 (ja) | 2008-05-30 | 2008-05-30 | 光源装置および照明器具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5245545B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5668251B2 (ja) * | 2010-08-31 | 2015-02-12 | 東芝ライテック株式会社 | 電球形ランプおよび照明器具 |
JP2012064558A (ja) * | 2010-09-20 | 2012-03-29 | zhi-ming You | 光線を均一に発射させる導光柱及びこの導光柱を応用したledランプ |
TW201213734A (en) * | 2010-09-20 | 2012-04-01 | zhi-ming You | Light guide pipe for homogenous emission of light and LED light using the light guide pipe |
JP4995997B2 (ja) * | 2010-09-29 | 2012-08-08 | パナソニック株式会社 | ランプ |
US8646953B2 (en) * | 2011-01-11 | 2014-02-11 | Nittoh Kogaku K.K. | Light guiding body and light emitting device |
TWM415245U (en) * | 2011-06-30 | 2011-11-01 | Chun Kuang Optics Corp | Optic element and lighting device comprising the optic element |
JP5280496B2 (ja) | 2011-07-20 | 2013-09-04 | シャープ株式会社 | 照明装置 |
KR20130029202A (ko) * | 2011-09-14 | 2013-03-22 | 엘지이노텍 주식회사 | 조명 장치 |
TWI534391B (zh) | 2013-05-15 | 2016-05-21 | 國立交通大學 | 光源導引結構及發光裝置 |
CN110375263A (zh) * | 2019-09-02 | 2019-10-25 | 杭州昌松光学有限公司 | 一种用于替代卤素灯泡的led发光装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11306824A (ja) * | 1998-04-23 | 1999-11-05 | Elna Co Ltd | 発光ダイオード集合体ランプ |
JP2000021209A (ja) * | 1998-06-30 | 2000-01-21 | Elna Co Ltd | 発光ダイオード集合体ランプ |
JP2003151306A (ja) * | 2001-11-09 | 2003-05-23 | Sotoyoshi Kanayama | 電球用口金に発光ダイオードを組み込んだ電球 |
WO2007032187A1 (ja) * | 2005-08-24 | 2007-03-22 | World Wide Engineering Co., Ltd. | Led照明光源および停電時自動点灯ledスタンド |
JP2007194132A (ja) * | 2006-01-20 | 2007-08-02 | Fujifilm Holdings Corp | 照明装置 |
JP4717731B2 (ja) * | 2006-06-20 | 2011-07-06 | キヤノン株式会社 | 照明装置及びそれを用いた物体表面検査装置 |
JP4942416B2 (ja) * | 2006-07-28 | 2012-05-30 | サンウエーブ工業株式会社 | キッチンカウンタ |
JP4989170B2 (ja) * | 2006-09-20 | 2012-08-01 | オスラム・メルコ株式会社 | コンパクト形ledランプ |
-
2008
- 2008-05-30 JP JP2008143545A patent/JP5245545B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009289697A (ja) | 2009-12-10 |
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