JP4778503B2 - ランプ - Google Patents
ランプ Download PDFInfo
- Publication number
- JP4778503B2 JP4778503B2 JP2007501109A JP2007501109A JP4778503B2 JP 4778503 B2 JP4778503 B2 JP 4778503B2 JP 2007501109 A JP2007501109 A JP 2007501109A JP 2007501109 A JP2007501109 A JP 2007501109A JP 4778503 B2 JP4778503 B2 JP 4778503B2
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- lamp
- led
- voltage supply
- cooling
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
-
- 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
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- 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
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
- F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
-
- 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
- F21V29/773—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 the planes containing the fins or blades having the direction of the light emitting axis
-
- 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
-
- 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
- F21V7/06—Optical design with parabolic curvature
-
- 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]
Description
図1は、本発明に基づくランプの第1の実施例の概略的な断面図であり、
図2は、第2の実施例の図1の符号IIで示す箇所に相当する部分の拡大断面図であり、
図3は、図1のランプの図1の矢印IIIの方向で見た部分平面図であり、
図4は、図1のランプの、中心縦軸線を中心として図1の断面位置に対して90゜回動した位置(図3の断面線I−I及び断面線IV−IV、参照)で示す断面図であり、
図5は、図1乃至図4の実施例の概略的な平面図であり、
図6は、本発明に基づくランプの第3の実施例の概略的な平面図であり、
図7は、本発明に基づくランプの第4の実施例の概略的な平面図である。
Claims (19)
- ランプ(10)であって、該ランプ(10)は照明器具に取り付けるための少なくとも1つの口金(11)を含んでおり、該口金(11)は、照明器具側の接続接点との接続のためのねじ込み接点、クランプ接点若しくは差込接点を有し、前記ランプ(10)は湾曲された、殊に放物面状でかつ実質的に回転対称の反射器(13)を備えており、該反射器の焦点(32)若しくは焦点領域に、前記ランプ(10)の指向性の、例えば狭い領域に放射される光分布の形成のために光源を配置してあり、この場合に前記反射器は1つの反射器開口部(15)を有しており、該反射器開口部は前記ランプ(10)の光出口平面(E)を規定している形式のものにおいて、光源は少なくとも1つのLED(20,20a,20b,20c)によって形成されていて、かつ反射器の内面(14)から離間して配置されており、前記LEDの少なくとも1つの機能部材、殊に前記LEDの少なくとも1つの電圧供給導体(21a,21b,21c,21d)及び/又は前記LEDのための少なくとも1つの冷却体(29,30a,30b,30c,30d)は、少なくとも部分的に光出口平面(E)に沿って延びていて、若しくは少なくとも部分的に光出口平面(E)の、反射器(13)とは逆の側に配置されており、反射器(13)に対応して透明なカバー部材(17)を配置してあり、該カバー部材は反射器開口部(15)を閉鎖しており、少なくとも1つの電圧供給導体(21a,21b,21c,21d)を設けてあり、該電圧供給導体はカバー部材(17)の、反射器(13)とは逆の側に配置されていることを特徴とするランプ。
- LEDの機能部材(21a,21b,21c,21d,29,30a,30b,30c,30d)は、少なくとも部分的に反射器開口部(15)から外側へ突出している請求項1に記載のランプ。
- LEDに対応して、少なくとも1つの電圧供給導体(21a,21b,21c,21d)を配置してあり、該電圧供給導体は光出口平面(E)に沿って延びている請求項1又は2に記載のランプ。
- LEDのための2つの電圧供給導体(21a,21b)を設けてあり、該電圧供給導体は実質的に互いに1つの直径線上を延びている(図3及び図5)請求項3に記載のランプ。
- LEDのため、殊に少なくとも2つのLED(20a,20b)を備えた1つのLED・ユニット(19)のための3つの電圧供給導体(21a,21b)を設けてあり、該電圧供給導体は光出口平面(E)上に互いに120°の角度間隔で配置されている(図6)請求項3に記載のランプ。
- LEDのため、殊に少なくとも3つのLEDを備えた1つのLED・ユニット(19)のための4つの電圧供給導体(21a,21b,21c,21d)を設けてあり、該電圧供給導体は光出口平面(E)上に互いに90°の角度間隔で配置されている(図7)請求項3に記載のランプ。
- 少なくとも1つの電圧供給導体(21a,21b,21c,21d)を設けてあり、該電圧供給導体は反射器開口部(15)の縁部(16)を取り囲んで延びている請求項1から6のいずれか1項に記載のランプ。
- カバー部材(17)は実質的に円板状に形成されている請求項1から7のいずれか1項に記載のランプ。
- カバー部材(17)は、LED(19,20,20a,20b,20c)の受容のための中央の開口部(18)を有している請求項1から8のいずれか1項に記載のランプ。
- 光出口平面(E)の、反射器(13)とは逆の側につかみ部分(30a,30b,30c,30d)を設けてある請求項1から9のいずれか1項に記載のランプ。
- LED(20a,20b,20c)に対応して、熱排出のための少なくとも1つの冷却体(29,30a,30b,30c,30d)を配置してある請求項1から10のいずれか1項に記載のランプ。
- 冷却体(29,30a,30b,30c,30d)は、反射器(13)の頂点(27)から離間されている請求項1から11のいずれか1項に記載のランプ。
- 冷却体(29,30a,30b,30c,30d)は、光出口平面(E)及び/又はLEDの、反射器(13)とは逆の側に配置されている11又は12に記載のランプ。
- 冷却体は密度の高い冷却ブロック(29)、殊に中実に形成された冷却ブロックを有している請求項11から13のいずれか1項に記載のランプ。
- 冷却体(29)は、実質的に反射器(13)の縦中心軸線(L)の領域に配置されている請求項14に記載のランプ。
- 冷却体(29)は、冷却薄板(30a,30b,30c,30d)を含んでおり、該冷却薄板は光出口平面(E)に沿って延びている請求項11から15のいずれか1項に記載のランプ。
- 冷却薄板(30a,30b,30c,30d)はLED(20,20a,20b,20c,20d,20e)から反射器開口部(15)の縁部(16)まで延びている請求項16に記載のランプ。
- 反射器(13)は連続して形成されている請求項1から17のいずれか1項に記載のランプ。
- 反射器(13)は反射器の頂点(27)の領域を開口部なしに形成されている請求項1から18のいずれか1項に記載のランプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004011368.8 | 2004-03-05 | ||
DE102004011368 | 2004-03-05 | ||
PCT/DE2005/000369 WO2005085706A1 (de) | 2004-03-05 | 2005-03-03 | Lampe |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007526605A JP2007526605A (ja) | 2007-09-13 |
JP4778503B2 true JP4778503B2 (ja) | 2011-09-21 |
Family
ID=34917086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007501109A Expired - Fee Related JP4778503B2 (ja) | 2004-03-05 | 2005-03-03 | ランプ |
Country Status (5)
Country | Link |
---|---|
US (2) | US7857496B2 (ja) |
EP (2) | EP1721102B8 (ja) |
JP (1) | JP4778503B2 (ja) |
CN (1) | CN1954174B (ja) |
WO (1) | WO2005085706A1 (ja) |
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US7946735B2 (en) * | 2008-08-22 | 2011-05-24 | Joseph Chou | LED lighting apparatus having heat dissipating frame |
US8858032B2 (en) * | 2008-10-24 | 2014-10-14 | Cree, Inc. | Lighting device, heat transfer structure and heat transfer element |
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CN201448633U (zh) * | 2009-04-30 | 2010-05-05 | 华南师范大学 | 一种led照明灯 |
US9841162B2 (en) | 2009-05-18 | 2017-12-12 | Cree, Inc. | Lighting device with multiple-region reflector |
DE102009038864B4 (de) | 2009-08-27 | 2021-11-25 | Pictiva Displays International Limited | Lampe zur Allgemeinbeleuchtung |
WO2011037876A1 (en) | 2009-09-25 | 2011-03-31 | Cree, Inc. | Lighting device having heat dissipation element |
EP2504866A4 (en) * | 2009-11-25 | 2014-04-23 | Juan Carlos Minano | SOLAR CELL HEAT DIFFUSER MOUNTED ON A WINDOW |
US8511851B2 (en) | 2009-12-21 | 2013-08-20 | Cree, Inc. | High CRI adjustable color temperature lighting devices |
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IT1402883B1 (it) * | 2010-11-22 | 2013-09-27 | Reggiani Illuminazione | Dispositivo di illuminazione a led con mezzi di ancoraggio. |
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US10842016B2 (en) | 2011-07-06 | 2020-11-17 | Cree, Inc. | Compact optically efficient solid state light source with integrated thermal management |
US20130118725A1 (en) * | 2011-11-10 | 2013-05-16 | Shyh-Ming Chen | Heat Sink and Fins Thereof |
US9989213B2 (en) * | 2012-06-04 | 2018-06-05 | Philips Lighting Holding B.V. | Lighting device with optical reflector, luminaire having such lighting device and method of manufacturing a compact optical reflector |
JP2014082000A (ja) * | 2012-10-12 | 2014-05-08 | Minebea Co Ltd | フレネルレンズ用反射板及び照明装置 |
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CN103453358A (zh) * | 2013-07-15 | 2013-12-18 | 深圳市巧精灵照明有限公司 | 一种发光二极管筒灯 |
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JP2016111268A (ja) * | 2014-12-09 | 2016-06-20 | キヤノン株式会社 | 冷却装置、照明光学系、露光装置、並びに物品の製造方法 |
CN110985947B (zh) * | 2019-12-30 | 2020-09-08 | 广州兰天电子科技有限公司 | 一种led聚光灯组装方法 |
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-
2005
- 2005-03-03 EP EP05728246A patent/EP1721102B8/de not_active Expired - Fee Related
- 2005-03-03 JP JP2007501109A patent/JP4778503B2/ja not_active Expired - Fee Related
- 2005-03-03 EP EP10012150A patent/EP2270384A3/de not_active Withdrawn
- 2005-03-03 WO PCT/DE2005/000369 patent/WO2005085706A1/de active Application Filing
- 2005-03-03 CN CN2005800136918A patent/CN1954174B/zh not_active Expired - Fee Related
- 2005-03-03 US US10/591,929 patent/US7857496B2/en not_active Expired - Fee Related
-
2010
- 2010-11-12 US US12/945,367 patent/US8162522B2/en not_active Expired - Fee Related
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US5782553A (en) * | 1993-10-28 | 1998-07-21 | Mcdermott; Kevin | Multiple lamp lighting device |
JPH11251637A (ja) * | 1998-03-03 | 1999-09-17 | Asahi Denki Kk | 発光ダイオードユニットおよび信号灯 |
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EP1357335A2 (en) * | 2002-04-23 | 2003-10-29 | Nichia Corporation | Lighting apparatus |
Also Published As
Publication number | Publication date |
---|---|
US20070189017A1 (en) | 2007-08-16 |
CN1954174A (zh) | 2007-04-25 |
EP2270384A2 (de) | 2011-01-05 |
EP2270384A3 (de) | 2011-02-16 |
JP2007526605A (ja) | 2007-09-13 |
EP1721102B1 (de) | 2011-08-03 |
WO2005085706A1 (de) | 2005-09-15 |
CN1954174B (zh) | 2012-07-04 |
US7857496B2 (en) | 2010-12-28 |
EP1721102B8 (de) | 2012-02-08 |
US8162522B2 (en) | 2012-04-24 |
US20110116270A1 (en) | 2011-05-19 |
EP1721102A1 (de) | 2006-11-15 |
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