JP4991013B1 - 照明器具 - Google Patents
照明器具 Download PDFInfo
- Publication number
- JP4991013B1 JP4991013B1 JP2011042810A JP2011042810A JP4991013B1 JP 4991013 B1 JP4991013 B1 JP 4991013B1 JP 2011042810 A JP2011042810 A JP 2011042810A JP 2011042810 A JP2011042810 A JP 2011042810A JP 4991013 B1 JP4991013 B1 JP 4991013B1
- Authority
- JP
- Japan
- Prior art keywords
- light
- guide plate
- light guide
- installation surface
- incident
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
- F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
-
- 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
- G02B6/001—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 along at least a portion of the lateral surface of the fibre
-
- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
- F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
-
- 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
- G02B6/0005—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
-
- 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
Abstract
【解決手段】設置面Cに取り付けられる本体筐体2に設けた光源5の出射光によって設置面Cと反対方向の照明を行う照明器具1において、本体筐体2の外周を囲んで径方向に突出するとともに入射面11aを有して径方向に光を導光させる導光板11を設け、光源5から出射した光が入射面11aから導光板11に入射し、導光板11から出射された光により設置面Cを照明した。
【選択図】図4
Description
2 本体筐体
3 電装部
4 基板
5 光源
6 光学部材
7 反射カバー
8 透過カバー
11〜17 導光板
11a〜17a 入射面
11b〜17b 入射部
11c〜17c 延設部
11d〜15d 屈曲部
13e、16e 凹部
17f プリズム
Claims (7)
- 設置面に取り付けられる本体筐体に設けた光源の出射光によって前記設置面と反対方向の照明を行う照明器具において、前記本体筐体の外周を囲んで径方向に突出するとともに入射面を有して光を導光させる導光板を設け、前記光源から出射した光が前記入射面から前記導光板に入射し、前記導光板から出射された光により前記設置面を照明することを特徴とする照明器具。
- 前記導光板が透明部材から成ることを特徴とする請求項1に記載の照明器具。
- 前記本体筐体の前記設置面の反対側を覆って前記光源の出射光を拡散透過する透過カバーを設け、前記入射面が前記透過カバーの周面に対向するとともに前記設置面に対して傾斜することを特徴とする請求項1または請求項2に記載の照明器具。
- 前記導光板の前記入射面近傍の肉厚が前記入射面から離れた位置の肉厚よりも大きいことを特徴とする請求項1または請求項2に記載の照明器具。
- 前記導光板が外周部で前記設置面に向かって屈曲する屈曲部を有することを特徴とする請求項1〜請求項4のいずれかに記載の照明器具。
- 前記導光板に環状またはドット状の凹部を設けたことを特徴とする請求項1〜請求項5のいずれかに記載の照明器具。
- 前記光源が複数の波長の光を出射するとともに、前記導光板の周部に導光を分散して出射するプリズムを設けたことを特徴とする請求項1〜請求項6のいずれかに記載の照明器具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011042810A JP4991013B1 (ja) | 2011-02-28 | 2011-02-28 | 照明器具 |
PCT/JP2012/051824 WO2012117782A1 (ja) | 2011-02-28 | 2012-01-27 | 照明器具 |
US13/981,245 US9033538B2 (en) | 2011-02-28 | 2012-01-27 | Illumination appliance |
CN2012200599584U CN202532233U (zh) | 2011-02-28 | 2012-02-22 | 照明器具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011042810A JP4991013B1 (ja) | 2011-02-28 | 2011-02-28 | 照明器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP4991013B1 true JP4991013B1 (ja) | 2012-08-01 |
JP2012181960A JP2012181960A (ja) | 2012-09-20 |
Family
ID=46757724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011042810A Active JP4991013B1 (ja) | 2011-02-28 | 2011-02-28 | 照明器具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9033538B2 (ja) |
JP (1) | JP4991013B1 (ja) |
CN (1) | CN202532233U (ja) |
WO (1) | WO2012117782A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012102732B4 (de) * | 2012-03-29 | 2015-12-31 | Siteco Beleuchtungstechnik Gmbh | Leuchte mit Lichtabstrahlung in einen Randbereich |
US9110216B2 (en) * | 2012-11-07 | 2015-08-18 | Cooper Technologies Company | Edgelit lighting fixture and assembly |
USD729969S1 (en) | 2013-03-14 | 2015-05-19 | Lsi Industries, Inc. | Lighting |
JP6292370B2 (ja) * | 2013-04-18 | 2018-03-14 | 東芝ライテック株式会社 | 照明装置 |
JP2015018774A (ja) * | 2013-07-12 | 2015-01-29 | 東芝ライテック株式会社 | 照明装置 |
JP2015022825A (ja) * | 2013-07-17 | 2015-02-02 | パナソニック株式会社 | 照明装置 |
JP5948293B2 (ja) * | 2013-09-09 | 2016-07-06 | 日立アプライアンス株式会社 | 照明装置 |
JP6478205B2 (ja) * | 2015-02-10 | 2019-03-06 | パナソニックIpマネジメント株式会社 | 照明器具、及び枠体 |
KR101575584B1 (ko) | 2015-03-25 | 2015-12-08 | (주)엘아이티씨 | 측광을 이용한 엣지 평판형 엘이디 등기구 |
KR101603220B1 (ko) * | 2015-03-25 | 2016-03-14 | (주)엘아이티씨 | 등기구용 글래어패널장치 |
USD769509S1 (en) * | 2015-08-14 | 2016-10-18 | Honesty Lighting, Inc. | Light fixture including non-opaque light cover |
JP6666712B2 (ja) * | 2015-12-25 | 2020-03-18 | ミネベアミツミ株式会社 | センサ装置、センサユニット、物品選択装置、物品選択ユニット及び自動販売機 |
WO2017177461A1 (zh) * | 2016-04-15 | 2017-10-19 | 深圳市柔宇科技有限公司 | 照明装置及其控制方法 |
JP7142264B2 (ja) | 2018-07-03 | 2022-09-27 | パナソニックIpマネジメント株式会社 | 照明装置 |
JP6812030B2 (ja) * | 2019-10-15 | 2021-01-13 | アイリスオーヤマ株式会社 | 照明装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007227177A (ja) * | 2006-02-23 | 2007-09-06 | Matsushita Electric Works Ltd | 照明器具 |
JP2008293769A (ja) * | 2007-05-24 | 2008-12-04 | Stanley Electric Co Ltd | 照明器具 |
JP2010277894A (ja) * | 2009-05-29 | 2010-12-09 | Panasonic Electric Works Co Ltd | 照明器具 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5495091B2 (ja) | 2008-12-12 | 2014-05-21 | 東芝ライテック株式会社 | 照明器具 |
JP4975136B2 (ja) * | 2010-04-13 | 2012-07-11 | シャープ株式会社 | 照明装置 |
EP2562473B1 (en) * | 2010-04-23 | 2016-11-30 | Opto Design, Inc. | Surface illumination fixture and surface illumination device |
US8702292B2 (en) * | 2010-09-22 | 2014-04-22 | Terralux, Inc. | Linear illumination devices having light guides and LED-based illumination modules |
JP2013045651A (ja) * | 2011-08-24 | 2013-03-04 | Panasonic Corp | 照明器具 |
US9366799B2 (en) * | 2013-03-15 | 2016-06-14 | Cree, Inc. | Optical waveguide bodies and luminaires utilizing same |
-
2011
- 2011-02-28 JP JP2011042810A patent/JP4991013B1/ja active Active
-
2012
- 2012-01-27 US US13/981,245 patent/US9033538B2/en not_active Expired - Fee Related
- 2012-01-27 WO PCT/JP2012/051824 patent/WO2012117782A1/ja active Application Filing
- 2012-02-22 CN CN2012200599584U patent/CN202532233U/zh not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007227177A (ja) * | 2006-02-23 | 2007-09-06 | Matsushita Electric Works Ltd | 照明器具 |
JP2008293769A (ja) * | 2007-05-24 | 2008-12-04 | Stanley Electric Co Ltd | 照明器具 |
JP2010277894A (ja) * | 2009-05-29 | 2010-12-09 | Panasonic Electric Works Co Ltd | 照明器具 |
Also Published As
Publication number | Publication date |
---|---|
WO2012117782A1 (ja) | 2012-09-07 |
US9033538B2 (en) | 2015-05-19 |
CN202532233U (zh) | 2012-11-14 |
JP2012181960A (ja) | 2012-09-20 |
US20130301293A1 (en) | 2013-11-14 |
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