TWM397481U - LED (light emitting diode) lamp capable of regulating illumination angle - Google Patents
LED (light emitting diode) lamp capable of regulating illumination angle Download PDFInfo
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- TWM397481U TWM397481U TW099211314U TW99211314U TWM397481U TW M397481 U TWM397481 U TW M397481U TW 099211314 U TW099211314 U TW 099211314U TW 99211314 U TW99211314 U TW 99211314U TW M397481 U TWM397481 U TW M397481U
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- 238000005286 illumination Methods 0.000 title claims description 14
- 230000001105 regulatory effect Effects 0.000 title 1
- 230000017525 heat dissipation Effects 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
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- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
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- 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
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- 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
- F21K9/65—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction specially adapted for changing the characteristics or the distribution of the light, e.g. by adjustment of parts
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- 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
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- 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
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- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
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- 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
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- 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)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Description
M397481 五、新型說明: 【新型所屬之技術領域】 本創作係關於一種L E D燈具,尤指一種可方便調整照 明角度之LED燈具。 . 【先前技術】 在舉世一片節能減碳的環保呼聲中,低耗能、長壽命 鲁的1_ E D (發光一極體)成為燈具光源的新寵兒。與傳統光源 相較’ LED燈具在用電的規格上即有不同,在驅動方式上 亦有明顯差異’儘管如此,L E D燈具在商品化的過程中, 仍力求相容於既有的照明設備,例如作成燈泡或日光燈形 式’以相容於現有的燈座’藉此充分利用既有資源、提高 消費者汰換傳統光源的意願及增加適用範圍。 目前市面上有一種LED燈具’基本上為一燈泡形式, 其使用燈頭與傳統的鎢絲燈泡燈座連接,而在照明方向上 • 則侷限在一角度範圍内,舉例而言’當LED燈具橫向地安 . 裝在枱燈的燈座上,則其照明角度係集中朝下,此種集中 照明角度的L E D燈具有助於提高照明效率,然而還是存在 —些使用上的問題: 前述LED燈具是利用燈泡燈頭以旋轉方式安裝在括燈 燈座上’但L· E D燈具的照明角度已被燈罩或其他構造侷限 在特定範圍’然而螺旋式的燈頭於存在公差的情況下,並 無法保證旋緊時,其照明角度剛好位在適切的位置,如是 狀況下,將使照明功能大打折扣。 3 M397481 再者’儘管LED具有低耗能、工作壽命長之優點,但 運用在照明用途上係由複數LED同時工作以符合要求的亮 度’因此必須有散熱措施,既有的LED燈具多半採用壓鑄 方式形成的散熱件,而壓鑄技術的實施成本原本較高,但 不同瓦數的LED燈具有不同的散熱規格要求,其意味業者 必須壓鑄製造不同規格的散熱件,以滿足不同瓦數LED燈 具的需求,但此舉無疑地將大幅提高製造成本。 【新型内容】 因此本創作主要目的在提供一種可方便調整照明角度 之LED燈具,其可在|_ED燈具與燈座完成電連接後,方便 地旋轉調整其照明角度,有效解決既有LED燈具的使用問 題。 為達成前述目的採取的主要技術手段係令前述LED燈 具包括: 、一散熱擠型,係呈一中空筒狀體,其筒壁上形成有一 平台’平台下方則形成有一容置空間; 一光源模組,係設於前述散熱擠型的平台上,並與平 台表面構成熱接觸; 一燈頭模組,主要係由一絕緣座與一燈頭所組成,該 絕緣座係可轉動地設於散熱擠型的—端,該燈頭係套設在 絕緣座外; 一電源轉換器,係設於散熱擠型之容置空間内,其輸 入端係與燈頭連接,其輸出端則與光源模組連接; 在前述構造中,光源模組的照明角度概與燈頭模組的 4 M397481 燈^垂直而利用燈頭模組與散熱擠型之間的可樞轉設計 β只際使用狀況將散熱擠型上的光源模組調整至適當 的角度’不党燈具、燈座之間的公差或鬆緊度所影響。 本創作又-目的在提供一種可適應不同散熱需求的 LED燈具’其採用—紹擠型構成的散熱擠型’ t led燈具 的瓦數加時’只須加長散熱擠型的長度即可加大散熱面 積’從而滿足不同瓦數下的散熱需求。 ‘”、 【實施方式】 -關於本創作之一較佳實施例,首先請參閱_ 1、圖2 所不’其包括-散熱擠型1〇、一光源模組2〇、— .-·且30及一電源轉換$ 4〇 ;於本實施例令,並進—=設 一燈罩5〇、—第-固定件51及-第二固定件52;其二 方式=熱擠f 1G係由紹擠型構成,由於係以連續擠出 定的手产ΤΙ:出一長度後,再根據實際需求裁切成預 的長度,其長度與光源模組20的功率有關; 本實施例令,該散熱擠型1() 锊处_ ^ 丨卞主牛回形截面的中空 请狀體,其在寬度方向的兩 只1 1,、,以 土上刀別形成有複數的鰭 片 以增加散熱面積;又散熱擠型10扁义,+、& 内側分別形成有一楔槽12 ; %片11 再者,該散熱擠型10的頂端形成有— 13的一端形成有—缺口 131 D 3’平。 仰訂方知則形成—開 ,該開槽132具有一橫端及一首姓 曰 令^而及直鳊而概呈丁形狀, 的一端與橫端相通,另端則位么 而 13邊緣,使平a ρ 該端邊緣呈開放狀;又散熱擠型彳〇 ° 十〇 13下方形成有 5 M397481 一谷置空間1 4,供乞署访 供今置則返的電源轉換器40,該容置空 間14的底面形成有向内空山^ 取,门内大出的擋條1 5,擋條1 5内形成 有沿長軸延伸的通孔1 5〇,供固— 田七政以 1、固疋第一固定件51之用; 另平台13在官; 見度万向上的兩端分別形成一沿長度方 向延伸的擋牆16,擋牆 说^ 1 6的相對外側壁上分別形成沿長 度方向延伸的卡槽16〇,伹上 卜〜IOU,供卡合燈罩5〇之用;而平台13 於接近開槽1 32處進一步形屮士 外退少形成有一個以上的固定孔17,供 相對固定第二固定件52之用。 ”
該光源模組20 Φ 总& i要係' 於一長條狀的電路板21上安裝 有複數個發光二極體29,甘# & 、 ,、電路板21係安裝在散熱梭型 1〇的平σ 13上,並與平台亿表面構成熱接觸,當光源 杈’.且20工作時’其電路板2)上產生的熱能將傳導至平台 13上,而由散熱擠型10的表面及其上的結片11輻射至
工軋中以產生散熱作用;又光源模組20係由平台1 3下方 的電源轉換器40供應工作電源。 5玄電源轉換益40具有一組輸入導線41及一組輸出導 線42,其輸出導線42係穿過平台13 —端的缺〇 131與 光源模組20的電路板21構成電連接,其輸人導線42則 與燈頭模組3 0構成電連接。 該燈頭模組30包含一絕緣座31及一燈頭32 ’該絕 緣座31的外側i而係—柱狀體’其外徑與燈頭匹配,以 供燈頭32套設其上;又絕緣座31内側端面上以同轴向外 ^伸形成一 4。卩311及一環部3彳2 ’該環部3彳2外徑大於 頊部311外徑’且該頸部311、環部312的外徑分別匹配 於平台1 3上一端所形成開槽1 32的直端、橫端槽寬,藉 6 M397481 固定燈罩50的—端。 又燈罩50的另端传我楚_ ^ ^ U. , _ ^ '、為第二固定件52所固定,於本實 把例中,该第二固定件 ^ _ 係—弧形塊體’其徑面上形成 有兩固定孔521,兩图宁了丨 疋孔521係分別對應於平台1 3上 的固定孔17,又第二固定 ^ 疋件52在兩固定孔521内分別穿
。:螺# 522,兩螺桿522並分別對應螺入平台u的固 疋匕17Θ用以將第二固定件52固定於平台”的另端 ,其内側緣將擋止於料5〇的另端,其外側緣形成有一 向内突出的狐形限制塊523,該限制塊523適對應嵌入絕 緣座31的頸部311 ’並同時對環部312形成限制使絕 緣座31可轉動地結合於散熱擠型1〇上。 經上述說明可瞭解本創作一較佳實施例的具體構造, 利用4等構造的LED燈具可使燈頭模組與光源模組輕易地 相對枢轉,令LED燈具在安裝後仍可視實際使用狀況方便 地調整其照明角度’以提高照明效率;另一方面,本創作 之散熱元件係由銘擠型所構成,當LED燈具有較高的散熱 需求時,只須裁切取得不同長度的散熱擠型,即可滿足不 同的需求’如圖5所不’揭不有一不同亮度規格的光源模 組2〇’,該光源模組20’係在一電路板21,上安裝有較多的 發光二極體22’,在此狀況下,可配合使用一加長的散熱 擠型10’,藉由長度的增加以擴大散熱面積,從而增進其 散熱效率。利用該等構造的散熱元件,即無須針對各種不 同的散熱需求以壓鑄方式製造不同的散熱元件,以有效降 低製造成本。 8 M397481 【圖式簡單說明】 圖1係本創作之立體圖。 圖2係本創作之分解圖。 圖3係本創作之側視角度剖面圖。 圖4係本創作之前視角度剖面圖。 圖5係本創作之散熱擠型應用示意圖 【主要元件符號說明】 10散熱擠型 11鰭片 12楔槽 13平台 131 缺口 132開槽 1 4容置空間 15擋條 150通孔 1 6撞牆 160卡槽 17固定孔 20,20'光源模組 21, 21’電路板 22,22’發光二極體 30燈頭模組 31 絕緣座 311 頸部 31 2環部 32燈頭 313擋塊 40電源轉換器 41輸入導線 42輸出導線 50燈罩 501卡條 51第一固定件 511 擋緣 512楔片 51 3 穿孔 514螺桿 52第二固定件 521固定孔 522螺桿 523限制塊 9
Claims (1)
- M397481 六、申請專利範圍: 1 · 一種可調整照明角度之LED燈具,包括. 一散熱擠型’係呈一中空筒狀體’其筒壁上形成有一 平台’平台下方則形成有一容置空間; 一光源模組,係設於前述散熱擠型的平A J T 口上,並與平 台表面構成熱接觸; . 一燈頭模組,主要係由一絕緣座與—燈頭所組成,該 '絕緣座係可轉動地設於散熱擠型的一端,該燈頭係套#在 • 絕緣座外; Μ °又 一電源轉換器,係設於散熱擠型之容置空間内,其具 有一組輸入導線及-組輸出導線,其中輸入導線係與燈頭 連接’輸出導線則與光源模組連接。 2.如申請專利範圍第!項所述可調整照明角度之led 燈具,該散熱擠型的平台一端形成一開槽,該開槽具有一 橫:及-直端而概呈T形狀,其直端的一端與橫端相通, 另知則位於平台邊緣,使平台該端邊緣呈開放狀; 。亥燈頭杈組包含一絕緣座及一燈頭該絕緣座的外側 端係一柱狀體,其外徑與燈頭匹配,以供燈頭套設其上; 邑緣座内側端面上以同軸向外延伸形成一頸部及—環部 該% σ卩外徑大於頸部外徑,且該頸部環部的外徑分別 :配於平台上-端所形成開槽的直端、橫端槽寬,並適可 肷入平台上的開槽内且可自由樞轉。 ^ 3·如申凊專利範圍第2項所述可調整照明角度之LEd Ί,忒散熱擠型的容置空間底面形成有向内突出的擋條
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW099211314U TWM397481U (en) | 2010-06-14 | 2010-06-14 | LED (light emitting diode) lamp capable of regulating illumination angle |
| US13/108,785 US20110305012A1 (en) | 2010-06-14 | 2011-05-16 | Beam angle adjustable light-emitting diode lamp |
| EP11004434A EP2395276A3 (en) | 2010-06-14 | 2011-05-31 | Beam angle adjustable light-emitting diode lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW099211314U TWM397481U (en) | 2010-06-14 | 2010-06-14 | LED (light emitting diode) lamp capable of regulating illumination angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TWM397481U true TWM397481U (en) | 2011-02-01 |
Family
ID=44584707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW099211314U TWM397481U (en) | 2010-06-14 | 2010-06-14 | LED (light emitting diode) lamp capable of regulating illumination angle |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20110305012A1 (zh) |
| EP (1) | EP2395276A3 (zh) |
| TW (1) | TWM397481U (zh) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8591080B2 (en) | 2012-01-01 | 2013-11-26 | Cal-Comp Electronics & Communications Company Limited | Lamp |
| US8684567B2 (en) | 2012-01-01 | 2014-04-01 | Cal-Comp Electronics & Communications Company Limited | Lamp |
| US8801236B2 (en) | 2012-01-01 | 2014-08-12 | Cal-Comp Electronics & Communications Company Limited | Lamp |
| US9169982B2 (en) | 2012-01-01 | 2015-10-27 | Cal-Comp Electronics & Communications Company Limited | Lamp |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747928B (zh) * | 2013-12-27 | 2018-10-16 | 晶宝智电科技有限公司 | 发光二极管灯具 |
| KR101514365B1 (ko) * | 2014-01-16 | 2015-04-28 | 이민재 | 엘이디 조명장치 |
| US20160047535A1 (en) * | 2014-08-12 | 2016-02-18 | Elb Electronics, Inc. | Led lamp with directional illumination |
| CN106051487A (zh) * | 2016-06-02 | 2016-10-26 | 东莞市善时照明科技有限公司 | 一种可调角度led玉米灯及led壁灯 |
| WO2018214648A1 (zh) | 2017-05-25 | 2018-11-29 | 苏州欧普照明有限公司 | 灯座连接器、照明装置和照明系统 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005276467A (ja) * | 2004-03-23 | 2005-10-06 | Matsushita Electric Ind Co Ltd | 電球形led光源 |
| DK176593B1 (da) * | 2006-06-12 | 2008-10-13 | Akj Inv S V Allan Krogh Jensen | Intelligent LED baseret lyskilde til erstatning af lysstofrör |
| US20110128742A9 (en) * | 2007-01-07 | 2011-06-02 | Pui Hang Yuen | High efficiency low cost safety light emitting diode illumination device |
| US20090091929A1 (en) * | 2007-10-05 | 2009-04-09 | Faubion Associates, Inc. | Directional l.e.d. lighting unit for retrofit applications |
| EP2149743A1 (en) * | 2008-07-31 | 2010-02-03 | Roberto Bellu | High Efficiency LED lighting unit |
| US8277080B2 (en) * | 2008-11-19 | 2012-10-02 | Gerard Duffy | Outdoor low power LED lamp |
| TW201031867A (en) * | 2009-02-23 | 2010-09-01 | Hui-Yu Chen | Waterproof lamp |
-
2010
- 2010-06-14 TW TW099211314U patent/TWM397481U/zh not_active IP Right Cessation
-
2011
- 2011-05-16 US US13/108,785 patent/US20110305012A1/en not_active Abandoned
- 2011-05-31 EP EP11004434A patent/EP2395276A3/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8591080B2 (en) | 2012-01-01 | 2013-11-26 | Cal-Comp Electronics & Communications Company Limited | Lamp |
| US8684567B2 (en) | 2012-01-01 | 2014-04-01 | Cal-Comp Electronics & Communications Company Limited | Lamp |
| US8801236B2 (en) | 2012-01-01 | 2014-08-12 | Cal-Comp Electronics & Communications Company Limited | Lamp |
| TWI471501B (zh) * | 2012-01-01 | 2015-02-01 | Cal Comp Electronics & Comm Co | 燈具 |
| US9169982B2 (en) | 2012-01-01 | 2015-10-27 | Cal-Comp Electronics & Communications Company Limited | Lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2395276A2 (en) | 2011-12-14 |
| US20110305012A1 (en) | 2011-12-15 |
| EP2395276A3 (en) | 2012-10-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4K | Annulment or lapse of a utility model due to non-payment of fees |