JP2020074313A - 傾斜した外壁を有するledベースの光源 - Google Patents

傾斜した外壁を有するledベースの光源 Download PDF


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JP2020074313A JP2020004822A JP2020004822A JP2020074313A JP 2020074313 A JP2020074313 A JP 2020074313A JP 2020004822 A JP2020004822 A JP 2020004822A JP 2020004822 A JP2020004822 A JP 2020004822A JP 2020074313 A JP2020074313 A JP 2020074313A
Prior art keywords
light source
based light
circuit board
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JP6940633B2 (ja
ジュニア、 ジェームズ エム. アムライン
M Amrine James Jr
ジュニア、 ジェームズ エム. アムライン
ジョン アイビー、
Ivey John
ジョン アイビー、
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Ilumisys Inc
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Ilumisys Inc
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    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/27Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/66Details of globes or covers forming part of the light source
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • F21V23/006Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02Arrangement 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
    • F21V23/023Power supplies in a casing
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/02Globes; Bowls; Cover glasses characterised by the shape
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/27Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/278Arrangement or mounting of circuit elements integrated in the light source
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/104Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V19/0045Fastening of light source holders, e.g. of circuit boards or substrates holding light sources by tongue and groove connections, e.g. dovetail interlocking means fixed by sliding
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21Y2101/00Point-like light sources
    • F21Y2103/00Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]




図1は、LED回路基板、LED回路基板用のハウジング、及びハウジングの端部に配置された1対の端部キャップを含むLEDの光源の第1の例の部分斜視図である。 図2Aは、図1において端部キャップを取り外し、LED回路基板及び電源回路基板を示した、図1のLEDベースの光源の部分斜視図である。 図2Bは、ハウジングから取り外された端部キャップの拡大図である。 図3Aは、図1のLEDベースの光源の1対の端部キャップの1つの追加の図である。 図3Bは、図1のLEDベースの光源の1対の端部キャップの1つの追加の図である。 図33Cは、図1のLEDベースの光源の1対の端部キャップの1つの追加の図である。 図4は、図1のLEDベースの光源の設置例であり、図7の照明器具におけるLEDベースの光源を示す平面図である。 図5は、図1の線A−Aに類似の位置での図1のLEDベースの光源の断面図である。 図6は、図1のLEDベースの光源の極座標での光分布曲線の例であり、従来のLEDベースの光の極座標での光分布曲線を参照して示されている。 図7は、LED回路基板、LED回路基板用のハウジング、及びハウジングの端部に配置された1対のエンドキャップを含むLEDベースの光の第2の例の部分斜視図である。 図8Aは、LEDベースの光源の斜視部分組立図であり、LED回路基板及び電源回路基板を示している。 図8Bは、ハウジングから取り外された端部キャップの拡大図である。 図9Aは、図7のLEDベースの光源の1対の端部キャップの追加図である。 図9Bは、図7のLEDベースの光源の1対の端部キャップの追加図である。 図9Cは、図7のLEDベースの光源の1対の端部キャップの追加図である。 図10は、図7のLEDベースの光源の断面図であり、図6の線B−Bと類似の位置によるものである。 図11は、図7のLEDベースの光源について極座標の光分布曲線の例であり、従来のLEDベースの光源について極座標の光分布曲線を参照として示している。 図12Aは、LEDベースの光源の代替例の断面図である。 図12Bは、LEDベースの光源の代替例の断面図である。 図12Cは、LEDベースの光源の代替例の断面図である。 図12Dは、LEDベースの光源の代替例の断面図である。 図12Eは、LEDベースの光源の代替例の断面図である。 図12Fは、LEDベースの光源の代替例の断面図である。 図12Gは、LEDベースの光源の代替例の断面図である。 図12Hは、LEDベースの光源の代替例の断面図である。 図13Aは、傾斜した外壁のプロファイルの30%以上が、プロファイルに接して水平面から45°の線と、プロファイルに接して前記水平面から90°の線との間にあることを示すハウジングの断面図である。 図13Bは、傾斜した外壁のプロファイルの25%以上が、プロファイルに接して水平面から45°の線と、プロファイルに接して前記水平面から90°の線との間にあることを示す、円形断面を有する従来のハウジングの断面図である。 図14は、図10のLEDベースの光源についてハウジングの内面に投影される光強度の例であり、ハウジング及びLEDを参照して示されている。

Claims (15)

  1. 長手軸及び垂直軸を有する細長いハウジングであって、基部及び前記基部に対向して交わる2つの傾斜した外壁によって画定され、空洞を画定するハウジングと、
  2. 前記基部及び2つの傾斜した外壁は、実質的に正三角形を形成する、請求項1に記載のLEDベースの光源。
  3. 前記基部及び2つの傾斜した外壁は、実質的に二等辺三角形を形成する、請求項1に記載のLEDベースの光源。
  4. 前記2つの傾斜した外壁は、光透過性材料で形成され、水平面に面する前記ハウジングの照明された部分を最大にする、請求項1に記載のLEDベースの光源。
  5. 前記2つの傾斜した外壁の各々のプロファイルの一部は、前前記プロファイルに接して水平面から45°の線と、前記プロファイルに接して水平面から90°の線との間にあって、30%より大きい、請求項1に記載のLEDベースの光源。
  6. 前記LED回路基板は、前記ハウジングの基部の内面に配置された、請求項1に記載のLEDベースの光源。
  7. 前記LED回路基板は、前記ハウジングにおいて前記空洞の最大幅以外を有する以外の領域に取り付けられた、請求項1に記載のLEDベースの光源。
  8. 前記ハウジングの前記空洞を第1の空洞と第2の空洞とに分割して二部構成を生成する支持体をさらに含む、請求項1に記載のLEDベースの光源。
  9. 前記LED回路基板は、前記第1の空洞において前記支持体によって支持された、請求項8に記載のLEDベースの光源。
  10. 前記第2の空洞に配置され、前記支持体によって支持された電源回路基板をさらに含む、請求項9に記載のLEDベースの光源。
  11. 前記ハウジングの最大幅は、前記第2の空洞にある、請求項8に記載のLEDベースの光源。
  12. 前記支持体は、平坦部と、前記支持体の平坦部から離れて延びる対向する側壁とを含む、請求項8に記載のLEDベースの光源。
  13. 前記端部キャップは、前記ハウジングを受け入れる開いた端部と閉じた端部とを有し、前記端部キャップの少なくとも1つの閉じた端部は前記開いた端部に向かってテーパが付けられたテーパ面を有する、請求項1に記載のLEDベースの光源。
  14. 前記テーパ面は、前記ハウジングの基部に対向する隅において前記開いた端部に向かってテーパが付けられた、請求項13に記載のLEDベースの光源。
  15. 前記基部は、実質的に水平面に沿って延在し、2つの傾斜した外壁の各々のプロファイルの一部は、前記プロファイルに接して水平面から45°の線と、前記プロファイルに接して前記水平面から90°の線との間にあって、30%より大きい、請求項13に記載のLEDベースの光源。
JP2020004822A 2015-06-01 2020-01-16 傾斜した外壁を有するledベースの光源 Active JP6940633B2 (ja)

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US201562169050P 2015-06-01 2015-06-01
US62/169,050 2015-06-01
US14/826,505 US10161568B2 (en) 2015-06-01 2015-08-14 LED-based light with canted outer walls
US14/826,505 2015-08-14
JP2017561998A JP6649408B2 (ja) 2015-06-01 2015-08-19 傾斜した外壁を有するledベースの光源

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