JPS59186996U - lighting equipment - Google Patents
lighting equipmentInfo
- Publication number
- JPS59186996U JPS59186996U JP8041083U JP8041083U JPS59186996U JP S59186996 U JPS59186996 U JP S59186996U JP 8041083 U JP8041083 U JP 8041083U JP 8041083 U JP8041083 U JP 8041083U JP S59186996 U JPS59186996 U JP S59186996U
- Authority
- JP
- Japan
- Prior art keywords
- lighting equipment
- capacitor
- fluorescent lamp
- diode
- power supply
- 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
Landscapes
- Circuit Arrangements For Discharge Lamps (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図はＯＡ機器に使用する照明器具例を示す斜視図、
第２図は従来の照明器具の螢光ランプ点灯回路図、第３
図乃至第５図は本考案の三実施例を示す螢光ランプ点灯
回路図である。
２・・・螢光ランプ、Ｃ２・・・電源側の雑音防止用コ
ンデンサ、Ｄｌ、Ｄ２．ＬＥＤｌ、ＬＥＤ２．ＬＥＤ３
・・・ダイオード、１１，１２．１３・・・螢光ランプ
点灯回路。FIG. 1 is a perspective view showing an example of lighting equipment used in OA equipment;
Figure 2 is a fluorescent lamp lighting circuit diagram of a conventional lighting device;
5 through 5 are fluorescent lamp lighting circuit diagrams showing three embodiments of the present invention. 2...Fluorescent lamp, C2...Noise prevention capacitor on the power supply side, Dl, D2. LEDl, LED2. LED3
...Diode, 11,12.13...Fluorescent lamp lighting circuit.
Claims (1)
ンサと当該コンデンサの短絡時に被損する電流容量のダ
イオードとの直列回路を並列接続したことを特徴とする
照明器具。A lighting device characterized in that a series circuit of a noise prevention capacitor and a diode having a current capacity that suffers damage when the capacitor is short-circuited is connected in parallel to the power supply side of a fluorescent lamp lighting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8041083U JPS59186996U (en) | 1983-05-27 | 1983-05-27 | lighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8041083U JPS59186996U (en) | 1983-05-27 | 1983-05-27 | lighting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59186996U true JPS59186996U (en) | 1984-12-12 |
Family
ID=30210403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8041083U Pending JPS59186996U (en) | 1983-05-27 | 1983-05-27 | lighting equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59186996U (en) |
-
1983
- 1983-05-27 JP JP8041083U patent/JPS59186996U/en active Pending
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