JPH01161951U - - Google Patents
Info
- Publication number
- JPH01161951U JPH01161951U JP5676488U JP5676488U JPH01161951U JP H01161951 U JPH01161951 U JP H01161951U JP 5676488 U JP5676488 U JP 5676488U JP 5676488 U JP5676488 U JP 5676488U JP H01161951 U JPH01161951 U JP H01161951U
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- lamp
- lighting device
- supplied
- detection means
- 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
- 238000001514 detection method Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Description
第１図はこの考案の車両用照明具の概要説明図
、第２図は放電灯の切断側面図、第３図は放電灯
の光度及び電流特性図、第４図イ，ロ，ハは放電
灯と電球と本考案の各光度特性図、第５図は別の
実施例を示した第１図と同様の概要説明図、第６
図イ，ロ，ハは放電灯と電球と本考案の各光度特
性図、第７図は光度検知センサをフロントバンパ
ーに設けた自動車の斜視図である。
１…灯本体、５…放電灯、１１，１３…電極、
１５…発光物質、２１…検知手段、２５…フイラ
メント、２７…電球、３５…光度検知センサ（検
知手段）、３１，３７…検知制御回路。
Figure 1 is a schematic explanatory diagram of the vehicle lighting device of this invention, Figure 2 is a cutaway side view of the discharge lamp, Figure 3 is a diagram of the luminous intensity and current characteristics of the discharge lamp, and Figure 4 A, B, and C are the discharge lamps. Figure 5 is a schematic explanatory diagram similar to Figure 1 showing another embodiment;
Figures A, B, and C are luminous intensity characteristic diagrams of a discharge lamp, a light bulb, and the present invention, and Fig. 7 is a perspective view of an automobile in which a luminous intensity detection sensor is installed in the front bumper. 1... Lamp body, 5... Discharge lamp, 11, 13... Electrode,
15...Light-emitting substance, 21...Detection means, 25...Filament, 27...Light bulb, 35...Light intensity detection sensor (detection means), 31, 37...Detection control circuit.
Claims (1)
とを有する放電灯を灯本体内に設けた車両用照明
具において、灯本体と並設され、前記放電灯への
電源供給と同時に電源供給され瞬時発光するフイ
ラメントを備えた電球と、放電灯から発光する光
度値又は放電灯に流れる電流値を検知する検知手
段と、検知手段からの検知信号に基づいて前記電
球をオフする検知制御回路とを備えたことを特徴
とする車両用照明具。 A lighting device for a vehicle in which a discharge lamp having a pair of dischargeable electrodes and an evaporable luminescent substance is provided in a lamp body, the lamp being installed in parallel with the lamp body and supplied with power at the same time as power is supplied to the discharge lamp. A light bulb equipped with a filament that instantaneously emits light, a detection means for detecting a luminous intensity value emitted from a discharge lamp or a current value flowing through the discharge lamp, and a detection control circuit that turns off the light bulb based on a detection signal from the detection means. A vehicle lighting device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5676488U JPH01161951U (en) | 1988-04-28 | 1988-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5676488U JPH01161951U (en) | 1988-04-28 | 1988-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01161951U true JPH01161951U (en) | 1989-11-10 |
Family
ID=31282631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5676488U Pending JPH01161951U (en) | 1988-04-28 | 1988-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01161951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04260841A (en) * | 1991-02-13 | 1992-09-16 | Koito Mfg Co Ltd | Automobile electric discharge lamp lighting device |
-
1988
- 1988-04-28 JP JP5676488U patent/JPH01161951U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04260841A (en) * | 1991-02-13 | 1992-09-16 | Koito Mfg Co Ltd | Automobile electric discharge lamp lighting device |
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