JP2010141273A - 発光モジュール、発光モジュールの製造方法、および灯具ユニット - Google Patents
発光モジュール、発光モジュールの製造方法、および灯具ユニット Download PDFInfo
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Abstract
【解決手段】発光モジュール40において、半導体発光素子48は、発光のための電流が供給される電極54が発光面上に設けられる。光波長変換部材52は板状に形成されると共に発光面上に取り付けられ、半導体発光素子48が発する光を波長変換して出射する。光波長変換部材52は、発光面上に取り付けられたときに電極54の少なくとも一部が外部空間に向かって半導体発光素子48の発光面と垂直に連通するよう、切り欠き部52aが形成される。
【選択図】図3
Description
図1は、第1の実施形態に係る車両用前照灯10の構成を示す断面図である。車両用前照灯10は、灯具ボディ12、前面カバー14、および灯具ユニット16を有する。以下、図1において左側を灯具前方、右側を灯具後方として説明する。また、灯具前方にみて右側を灯具右側、左側を灯具左側という。図1は、灯具ユニット16の光軸を含む鉛直平面によって切断された車両用前照灯10を灯具左側から見た断面を示している。なお、車両用前照灯10が車両に装着される場合、車両には互いに左右対称に形成された車両用前照灯10が車両左前方および右前方のそれぞれに設けられる。図1は、左右いずれかの車両用前照灯10の構成を示している。
図4は、第2の実施形態に係る発光モジュール80の構成を示す斜視図である。なお、発光モジュール40に代えて発光モジュール80が設けられる以外は、車両用前照灯10の構成は第1の実施形態と同様である。以下、第1の実施形態と同様の個所については同一の符号を付して説明を省略する。
図5(a)は、第3の実施形態に係る発光モジュール100の構成を示す斜視図であり、図5(b)は、発光モジュール100を図5(a)に示す断面S1で切断したときの断面図である。なお、発光モジュール40に代えて発光モジュール100が設けられる以外は、車両用前照灯10の構成は第1の実施形態と同様である。以下、第1の実施形態と同様の個所については同一の符号を付して説明を省略する。
I
図6(a)は、第4の実施形態に係る発光モジュール120の構成を示す斜視図であり、図6(b)は、発光モジュール120を図6(a)に示す断面S2で切断したときの断面図である。なお、発光モジュール40に代えて発光モジュール120が設けられる以外は、車両用前照灯10の構成は第1の実施形態と同様である。以下、第1の実施形態と同様の個所については同一の符号を付して説明を省略する。
I
図7(a)は、第5の実施形態に係る発光モジュール140の構成を示す斜視図であり、図7(b)は、図7(a)に示す視点Pから発光モジュール140を見た図である。なお、発光モジュール40に代えて発光モジュール140が設けられる以外は、車両用前照灯10の構成は第1の実施形態と同様である。以下、第1の実施形態と同様の個所については同一の符号を付して説明を省略する。
I
図8は、第6の実施形態に係る発光モジュール160の構成を示す斜視図である。なお、発光モジュール40に代えて発光モジュール160が設けられる以外は、車両用前照灯10の構成は第1の実施形態と同様である。以下、第1の実施形態と同様の個所については同一の符号を付して説明を省略する。
Claims (7)
- 発光のための電流が供給される導電部が発光面上に設けられた発光素子と、
前記発光面上に取り付けられ、前記発光素子が発する光を波長変換して出射する板状の光波長変換部材と、
を備え、
前記光波長変換部材は、前記発光面上に取り付けられたときに前記導電部の少なくとも一部が外部空間に連通するよう形成されることを特徴とする発光モジュール。 - 前記光波長変換部材は、前記発光面上に取り付けられたときに前記導電部の少なくとも一部が外部空間に前記発光面と垂直に連通するよう形成されることを特徴とする請求項1に記載の発光モジュール。
- 前記光波長変換部材は、前記発光面上に取り付けられたときに前記導電部の少なくとも一部が外部空間に前記発光面と平行に連通するよう形成されることを特徴とする請求項1に記載の発光モジュール。
- 前記光波長変換部材は、前記発光面上に取り付けられたときに前記導電部の少なくとも一部が外部空間に連通するよう開口部または切り欠きが設けられることを特徴とする請求項1から3のいずれかに記載の発光モジュール。
- 発光のための電流が供給される導電部が発光面上に設けられた発光素子の前記発光面上に取り付けられたときに前記導電部の少なくとも一部が外部空間に連通するよう、前記発光素子が発する光の波長を変換する光波長変換部材を形成する工程と、
前記導電部の少なくとも一部が外部空間に連通するよう、前記光波長変換部材を前記発光面上に取り付ける工程と、
を備えることを特徴とする発光モジュールの製造方法。 - 前記光波長変換部材を形成する工程は、
前記発光素子が発する光の波長を変換する光波長変換材料によって前記光波長変換部材より面積の大きい板状に形成されると共に開口部が形成された資材を設ける工程と、
切断面が前記開口部を含むよう前記資材を切断することにより、発光素子の発光面上に取り付けられたときに前記開口部の一部を形成していた部分によって前記導電部の少なくとも一部が外部空間に連通するよう前記光波長変換部材を形成する工程と、
を含むことを特徴とする請求項5に記載の発光モジュールの製造方法。 - 発光のための電流が供給される導電部が発光面上に設けられた発光素子と、前記発光面上に取り付けられ、前記発光素子が発する光を波長変換して出射する板状の光波長変換部材と、を有する発光モジュールと、
前記発光モジュールから出射された光を集光する光学部材と、
を備え、
前記光波長変換部材は、前記発光面上に取り付けられたときに前記導電部の少なくとも一部が外部空間に連通するよう形成されることを特徴とする灯具ユニット。
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JP2015125839A (ja) * | 2013-12-26 | 2015-07-06 | 株式会社小糸製作所 | 車両用ランプ |
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