JP4424130B2 - 導光体及びこの導光体を有する車両用灯具 - Google Patents
導光体及びこの導光体を有する車両用灯具 Download PDFInfo
- Publication number
- JP4424130B2 JP4424130B2 JP2004266242A JP2004266242A JP4424130B2 JP 4424130 B2 JP4424130 B2 JP 4424130B2 JP 2004266242 A JP2004266242 A JP 2004266242A JP 2004266242 A JP2004266242 A JP 2004266242A JP 4424130 B2 JP4424130 B2 JP 4424130B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- reflecting surface
- incident
- reflecting
- 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
Description
4 出射面
5 入射面
6 第1反射面(反射面、他方の反射面)
9 無反射面
8 第2反射面(反射面、一方の反射面)
11 LED(光源)
θ、φ 傾斜角度
Claims (2)
- 光源からの光が入射する入射面と、該入射面からの光が反射する2つの反射面と、該反射面の間に配され光が反射しない無反射面と、前記反射面からの光が出射するリング状の出射面とを備え、
前記入射面が前記光源の発光に合わせて湾曲して形成されるとともに、前記入射面からの光を前記反射面で段階的に反射させて前記出射面に導くように前記反射面が水平方向に対してそれぞれ所定の傾斜角度で傾斜し、
一方の反射面の傾斜角度から他方の反射面の傾斜角度を引いた値が略45°であり、かつ前記他方の傾斜角度が45°未満であることを特徴とする導光体。 - 請求項1に記載の導光体を有することを特徴とする車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004266242A JP4424130B2 (ja) | 2004-09-14 | 2004-09-14 | 導光体及びこの導光体を有する車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004266242A JP4424130B2 (ja) | 2004-09-14 | 2004-09-14 | 導光体及びこの導光体を有する車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006085908A JP2006085908A (ja) | 2006-03-30 |
JP4424130B2 true JP4424130B2 (ja) | 2010-03-03 |
Family
ID=36164234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004266242A Expired - Fee Related JP4424130B2 (ja) | 2004-09-14 | 2004-09-14 | 導光体及びこの導光体を有する車両用灯具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4424130B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008166072A (ja) * | 2006-12-27 | 2008-07-17 | Ichikoh Ind Ltd | 導光体および車両用灯具 |
-
2004
- 2004-09-14 JP JP2004266242A patent/JP4424130B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006085908A (ja) | 2006-03-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4311371B2 (ja) | 車両用灯具 | |
JP4290601B2 (ja) | 車両用灯具ユニットおよび車両用灯具 | |
JP3986779B2 (ja) | 車両用灯具 | |
EP2088031A2 (en) | License plate lamp | |
JP2010021001A (ja) | 灯具 | |
JP2004235153A (ja) | 反射板を備える光ガイド | |
JP2003132713A (ja) | 自動車用照明および表示装置 | |
JP4683648B2 (ja) | 車輌用灯具 | |
US10288244B2 (en) | Vehicle lighting fixture | |
JP2006054092A (ja) | 車両用標識灯 | |
JP2012028156A (ja) | 車両用灯具ユニット | |
JP2012038424A (ja) | 車両用灯具 | |
JP5255947B2 (ja) | 車輌用灯具 | |
JP6221438B2 (ja) | 車両用灯具 | |
JP2006059541A (ja) | 導光体及びそれを備えたled光源ユニット | |
JP2015077911A (ja) | 車両用灯具 | |
JP4898557B2 (ja) | 車両用灯具 | |
JP4424130B2 (ja) | 導光体及びこの導光体を有する車両用灯具 | |
JP6975587B2 (ja) | 車両用灯具 | |
JP2020205147A (ja) | 導光体及び車両用灯具 | |
JP2001067905A (ja) | 自動車用灯具 | |
JP4493610B2 (ja) | 車輌用灯具 | |
JP2008097924A (ja) | 車両用灯具 | |
JP2008034328A (ja) | 車両用標識灯 | |
JP2006190577A (ja) | 車両用前照灯 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20061002 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20081225 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090217 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090416 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20091117 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20091130 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4424130 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121218 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121218 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121218 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131218 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |