JPS5946497U - discharge lamp lighting device - Google Patents
discharge lamp lighting deviceInfo
- Publication number
- JPS5946497U JPS5946497U JP12738483U JP12738483U JPS5946497U JP S5946497 U JPS5946497 U JP S5946497U JP 12738483 U JP12738483 U JP 12738483U JP 12738483 U JP12738483 U JP 12738483U JP S5946497 U JPS5946497 U JP S5946497U
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- current
- blower
- light output
- control device
- 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.)
- Granted
Links
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第３図は本考案の装置に使用される放電灯の特
性を示し、第２図、第４図および第５図は本考案の装置
の動作の説明のための図である。
第６図は従来の装置を示す図、第７図は本考案の装置の
構成の一実施例を示す図である。
図中１は電源、２は放電灯の電流制御装置、３ 。
は放電灯、４は光出力検出装置、５は送風制御装置、６
は送風装置、７は電流検出装置である。1 and 3 show the characteristics of the discharge lamp used in the device of the present invention, and FIGS. 2, 4, and 5 are diagrams for explaining the operation of the device of the present invention. FIG. 6 is a diagram showing a conventional device, and FIG. 7 is a diagram showing an embodiment of the configuration of the device of the present invention. In the figure, 1 is a power source, 2 is a discharge lamp current control device, and 3 is a current control device for a discharge lamp. is a discharge lamp, 4 is a light output detection device, 5 is a blower control device, 6
7 is a blower device, and 7 is a current detection device.
Claims (1)
、この電流検出装置の検出結果に基き上記放電灯の電流
を所定値に維持するための電流制御装置と、上記放電灯
を冷却する送風装置と、この送風装置の送風量を制御す
る送風制御装置と、上記放電灯の光出力を検出する光出
力検出装置とを備え、上記光出力検出装置からの検出信
号を上記送風制御装置に与え、送風装置の送風量を放電
灯の光出力が所定値になるように制御させたことを特徴
とする放電灯点灯装置。A discharge lamp, a current detection device that detects the current of the discharge lamp, a current control device that maintains the current of the discharge lamp at a predetermined value based on the detection result of the current detection device, and a current control device that cools the discharge lamp. A blower device, a blower control device that controls the amount of air blown by the blower device, and a light output detection device that detects the light output of the discharge lamp, and a detection signal from the light output detection device is sent to the blower control device. 1. A discharge lamp lighting device characterized in that the amount of air blown by the air blower is controlled so that the light output of the discharge lamp becomes a predetermined value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12738483U JPS5941597Y2 (en) | 1983-08-18 | 1983-08-18 | discharge lamp lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12738483U JPS5941597Y2 (en) | 1983-08-18 | 1983-08-18 | discharge lamp lighting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5946497U true JPS5946497U (en) | 1984-03-28 |
| JPS5941597Y2 JPS5941597Y2 (en) | 1984-11-30 |
Family
ID=30289331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12738483U Expired JPS5941597Y2 (en) | 1983-08-18 | 1983-08-18 | discharge lamp lighting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5941597Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002093984A1 (en) * | 2001-05-16 | 2002-11-21 | Matsushita Electric Industrial Co., Ltd. | Discharge lamp lighting device and system comprising it |
-
1983
- 1983-08-18 JP JP12738483U patent/JPS5941597Y2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002093984A1 (en) * | 2001-05-16 | 2002-11-21 | Matsushita Electric Industrial Co., Ltd. | Discharge lamp lighting device and system comprising it |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5941597Y2 (en) | 1984-11-30 |
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