JPH0278438U - - Google Patents
Info
- Publication number
- JPH0278438U JPH0278438U JP15850888U JP15850888U JPH0278438U JP H0278438 U JPH0278438 U JP H0278438U JP 15850888 U JP15850888 U JP 15850888U JP 15850888 U JP15850888 U JP 15850888U JP H0278438 U JPH0278438 U JP H0278438U
- Authority
- JP
- Japan
- Prior art keywords
- light emission
- halogen lamp
- emission amount
- vehicle
- fluctuates
- 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.)
- Pending
Links
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- 230000006866 deterioration Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000004904 UV filter Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案の構成を示す機能ブロツク図、
第２図は本考案の一実施例を示す構成説明図、第
３図はハロゲンランプの発光量特性を示すグラフ
、第４図は従来のランプの断線を検出する警報装
置の概略回路図である。
１……ハロゲンランプ、３……光フアイバー、
４……ＵＶフイルタ、６……フオトトランジスタ
、９……制御装置、１１……所定の帯域。
Figure 1 is a functional block diagram showing the configuration of the present invention.
Fig. 2 is a configuration explanatory diagram showing an embodiment of the present invention, Fig. 3 is a graph showing the light emission characteristics of a halogen lamp, and Fig. 4 is a schematic circuit diagram of a conventional warning device for detecting lamp breakage. . 1...Halogen lamp, 3...Optical fiber,
4...UV filter, 6...Phototransistor, 9...Control device, 11...Predetermined band.
Claims (1)
出する発光量検出手段と、特定波長域における前
記発光量が増減して揺れながら変化するときに該
ハロゲンランプが劣化していると判断する劣化判
断手段と、を設けたことを特徴とする車両用ハロ
ゲンランプの劣化診断装置。 A light emission amount detection means for detecting the light emission amount of a halogen lamp mounted on a vehicle; and a deterioration judgment means for determining that the halogen lamp has deteriorated when the light emission amount in a specific wavelength range fluctuates and fluctuates. A deterioration diagnostic device for a halogen lamp for a vehicle, characterized by comprising the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15850888U JPH0278438U (en) | 1988-12-07 | 1988-12-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15850888U JPH0278438U (en) | 1988-12-07 | 1988-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0278438U true JPH0278438U (en) | 1990-06-15 |
Family
ID=31438901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15850888U Pending JPH0278438U (en) | 1988-12-07 | 1988-12-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0278438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007040708A (en) * | 2005-07-29 | 2007-02-15 | Horiba Ltd | Analyzer |
-
1988
- 1988-12-07 JP JP15850888U patent/JPH0278438U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007040708A (en) * | 2005-07-29 | 2007-02-15 | Horiba Ltd | Analyzer |