JP2010205660A - 照明器具 - Google Patents
照明器具 Download PDFInfo
- Publication number
- JP2010205660A JP2010205660A JP2009052118A JP2009052118A JP2010205660A JP 2010205660 A JP2010205660 A JP 2010205660A JP 2009052118 A JP2009052118 A JP 2009052118A JP 2009052118 A JP2009052118 A JP 2009052118A JP 2010205660 A JP2010205660 A JP 2010205660A
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- light
- baffle
- light emitting
- opening
- 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
Images
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
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
-
- 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
- F21V7/0025—Combination of two or more reflectors for a single light source
-
- 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
- F21V7/0083—Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
-
- 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
- F21V7/04—Optical design
- F21V7/09—Optical design with a combination of different curvatures
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
- F21V21/04—Recessed bases
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
- F21V21/04—Recessed bases
- F21V21/041—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates
- F21V21/042—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall
- F21V21/044—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall with elastically deformable elements, e.g. spring tongues
- F21V21/046—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall with elastically deformable elements, e.g. spring tongues being tensioned by rotation of parts
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
-
- 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)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
【解決手段】器具本体15の下面に、LED43、反射体17、バッフル19を配置する。反射体17には、LED43の光を出射する出射開口49、およびLED43の光を反射して出射開口49から出射させる反射面50を設ける。バッフル19は、LED43からの直接光Lが反射体17の出射開口49から出射する直接光出射領域Sより外側に配置する。LED43からの直接光Lをバッフル19の上端部で遮ることなく取り出し、光取出効率を向上させる。
【選択図】図1
Description
17 第1の反射体としての反射体
19 第2の反射体としてのバッフル
43 半導体発光素子としてのLED
49 出射開口
50 反射面
51 通過孔
53 立上り面
Claims (2)
- 半導体発光素子と;
半導体発光素子の光を出射する出射開口、および半導体発光素子の光を反射して出射開口から出射させる反射面を有する第1の反射体と;
半導体発光素子からの直接光が第1の反射体の出射開口から出射する直接光出射領域より外側に配置された第2の反射体と;
を具備していることを特徴とする照明器具。 - 第1の反射体には、反射面が出射開口へ向かって拡開するように形成されているとともに、出射開口に対して反対側となる反射面の頂部に半導体発光素子の光が通過する通過孔が形成され、この通過孔の内縁に出射開口へ向かって拡開するように傾斜する立上り面が形成されている
ことを特徴とする請求項1に記載の照明器具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009052118A JP5499493B2 (ja) | 2009-03-05 | 2009-03-05 | 照明器具 |
EP10002139.3A EP2226554B1 (en) | 2009-03-05 | 2010-03-02 | Lighting equipment |
CN201010129123.7A CN101825238B (zh) | 2009-03-05 | 2010-03-04 | 照明器具 |
US12/717,154 US20100226131A1 (en) | 2009-03-05 | 2010-03-04 | Lighting equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009052118A JP5499493B2 (ja) | 2009-03-05 | 2009-03-05 | 照明器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010205660A true JP2010205660A (ja) | 2010-09-16 |
JP5499493B2 JP5499493B2 (ja) | 2014-05-21 |
Family
ID=42347830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009052118A Expired - Fee Related JP5499493B2 (ja) | 2009-03-05 | 2009-03-05 | 照明器具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100226131A1 (ja) |
EP (1) | EP2226554B1 (ja) |
JP (1) | JP5499493B2 (ja) |
CN (1) | CN101825238B (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012204199A (ja) * | 2011-03-25 | 2012-10-22 | Toshiba Lighting & Technology Corp | 照明器具 |
JP2013033595A (ja) * | 2011-08-01 | 2013-02-14 | Kyocera Corp | 照明装置 |
JP2014107090A (ja) * | 2012-11-27 | 2014-06-09 | Panasonic Corp | 照明器具 |
JP2015103463A (ja) * | 2013-11-27 | 2015-06-04 | 興和株式会社 | 天井照明装置 |
JP2016155507A (ja) * | 2015-02-26 | 2016-09-01 | 豊田合成株式会社 | 燃料タンクの開閉装置 |
JP2017016798A (ja) * | 2015-06-29 | 2017-01-19 | パナソニックIpマネジメント株式会社 | 照明器具 |
US9919596B2 (en) | 2015-02-26 | 2018-03-20 | Toyoda Gosei Co., Ltd. | Open-close device for fuel tank |
WO2019065528A1 (ja) * | 2017-09-29 | 2019-04-04 | ミネベアミツミ株式会社 | 照明装置 |
JP2020115470A (ja) * | 2020-04-14 | 2020-07-30 | 三菱電機株式会社 | 照明器具 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103322535A (zh) * | 2012-03-20 | 2013-09-25 | 金松山 | Led灯凹槽型散热器 |
CN103343927A (zh) * | 2013-07-15 | 2013-10-09 | 长兴恒动照明电器有限公司 | 一种天花灯 |
JP6241601B2 (ja) * | 2013-10-31 | 2017-12-06 | パナソニックIpマネジメント株式会社 | 照明装置 |
KR101615665B1 (ko) * | 2014-01-13 | 2016-04-26 | 금호전기주식회사 | 직관 램프 |
JP6781553B2 (ja) * | 2015-03-25 | 2020-11-04 | エルジー イノテック カンパニー リミテッド | ホルダーおよびこれを具備する照明装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008047541A (ja) * | 2007-09-25 | 2008-02-28 | Mirai Kankyo Kaihatsu Kenkyusho Kk | 照明装置 |
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US1683599A (en) * | 1923-05-01 | 1928-09-11 | Holophane Co Inc | Luminair |
US3539801A (en) * | 1967-04-03 | 1970-11-10 | Mitchell Bobrick | Light fixture |
US4807099A (en) * | 1987-03-11 | 1989-02-21 | Ecp Energy Conservation Products | Lighting fixtures |
US4963798A (en) * | 1989-02-21 | 1990-10-16 | Mcdermott Kevin | Synthesized lighting device |
US6122440A (en) * | 1999-01-27 | 2000-09-19 | Regents Of The University Of Minnesota | Optical heating device for rapid thermal processing (RTP) system |
US6196707B1 (en) * | 1999-06-10 | 2001-03-06 | William Deckard | Pressure activated flashing bicycle pedal |
US6367949B1 (en) * | 1999-08-04 | 2002-04-09 | 911 Emergency Products, Inc. | Par 36 LED utility lamp |
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MXPA05003469A (es) * | 2002-10-01 | 2005-06-03 | Truck Lite Co | Faro delantero con diodo emisor de luz y montaje de faro delantero. |
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CN102290409B (zh) * | 2003-04-01 | 2014-01-15 | 夏普株式会社 | 发光装置 |
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US7281818B2 (en) * | 2003-12-11 | 2007-10-16 | Dialight Corporation | Light reflector device for light emitting diode (LED) array |
TWI323367B (en) * | 2004-02-03 | 2010-04-11 | Hannstar Display Corp | Backlight module |
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JP3694310B1 (ja) * | 2004-11-30 | 2005-09-14 | 株式会社未来 | 照明ユニット及びこれを備えた照明装置 |
US20070035951A1 (en) * | 2005-08-12 | 2007-02-15 | Yin-Hsiu Tseng | Lighting equipment for a kitchen ventilator |
US7676915B2 (en) * | 2005-09-22 | 2010-03-16 | The Artak Ter-Hovhanissian Patent Trust | Process for manufacturing an LED lamp with integrated heat sink |
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JP4807631B2 (ja) | 2007-02-19 | 2011-11-02 | 東芝ライテック株式会社 | 照明器具 |
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JP2009009826A (ja) * | 2007-06-28 | 2009-01-15 | Toshiba Lighting & Technology Corp | 照明装置 |
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-
2009
- 2009-03-05 JP JP2009052118A patent/JP5499493B2/ja not_active Expired - Fee Related
-
2010
- 2010-03-02 EP EP10002139.3A patent/EP2226554B1/en not_active Not-in-force
- 2010-03-04 CN CN201010129123.7A patent/CN101825238B/zh not_active Expired - Fee Related
- 2010-03-04 US US12/717,154 patent/US20100226131A1/en not_active Abandoned
Patent Citations (1)
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JP2008047541A (ja) * | 2007-09-25 | 2008-02-28 | Mirai Kankyo Kaihatsu Kenkyusho Kk | 照明装置 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012204199A (ja) * | 2011-03-25 | 2012-10-22 | Toshiba Lighting & Technology Corp | 照明器具 |
JP2013033595A (ja) * | 2011-08-01 | 2013-02-14 | Kyocera Corp | 照明装置 |
JP2014107090A (ja) * | 2012-11-27 | 2014-06-09 | Panasonic Corp | 照明器具 |
JP2015103463A (ja) * | 2013-11-27 | 2015-06-04 | 興和株式会社 | 天井照明装置 |
JP2016155507A (ja) * | 2015-02-26 | 2016-09-01 | 豊田合成株式会社 | 燃料タンクの開閉装置 |
US9919596B2 (en) | 2015-02-26 | 2018-03-20 | Toyoda Gosei Co., Ltd. | Open-close device for fuel tank |
JP2017016798A (ja) * | 2015-06-29 | 2017-01-19 | パナソニックIpマネジメント株式会社 | 照明器具 |
WO2019065528A1 (ja) * | 2017-09-29 | 2019-04-04 | ミネベアミツミ株式会社 | 照明装置 |
JP2019067605A (ja) * | 2017-09-29 | 2019-04-25 | ミネベアミツミ株式会社 | 照明装置 |
EP3690307A4 (en) * | 2017-09-29 | 2021-05-26 | Minebea Mitsumi Inc. | LIGHTING DEVICE |
JP2020115470A (ja) * | 2020-04-14 | 2020-07-30 | 三菱電機株式会社 | 照明器具 |
JP7262416B2 (ja) | 2020-04-14 | 2023-04-21 | 三菱電機株式会社 | 照明器具 |
Also Published As
Publication number | Publication date |
---|---|
CN101825238B (zh) | 2014-01-01 |
EP2226554A2 (en) | 2010-09-08 |
US20100226131A1 (en) | 2010-09-09 |
EP2226554B1 (en) | 2013-10-30 |
JP5499493B2 (ja) | 2014-05-21 |
EP2226554A3 (en) | 2012-05-30 |
CN101825238A (zh) | 2010-09-08 |
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