JPS6332942U - - Google Patents
Info
- Publication number
- JPS6332942U JPS6332942U JP12756086U JP12756086U JPS6332942U JP S6332942 U JPS6332942 U JP S6332942U JP 12756086 U JP12756086 U JP 12756086U JP 12756086 U JP12756086 U JP 12756086U JP S6332942 U JPS6332942 U JP S6332942U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- resistor
- switch
- capacitor
- emitter
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
Description
第１図は本考案の一実施例に係る残光式照明装
置の回路図、第２図は第１図に示すランプを点灯
させるための駆動電圧の変化図である。
２…電源、４…スイツチ、６…コンデンサ、８
…ランプ、１０…第１のトランジスタ、１２…第
１の抵抗、１４…第２の抵抗、１６…第２のトラ
ンジスタ、１８…第３の抵抗、２０…第４の抵抗
、２２…第５の抵抗。
FIG. 1 is a circuit diagram of an afterglow lighting device according to an embodiment of the present invention, and FIG. 2 is a diagram showing changes in driving voltage for lighting the lamp shown in FIG. 1. 2...Power supply, 4...Switch, 6...Capacitor, 8
... Lamp, 10... First transistor, 12... First resistor, 14... Second resistor, 16... Second transistor, 18... Third resistor, 20... Fourth resistor, 22... Fifth resistor resistance.
Claims (1)
続し、ランプの一端を第１のトランジスタのコレ
クタ側に接続し、かつ前記スイツチ及びコンデン
サの直列回路に対して並列になるように前記電源
に接続し、 前記スイツチ及びコンデンサの接続点と前記第
１のトランジスタのベース側に第１の抵抗を接続
し、 さらに、前記第１のトランジスタのベース・エ
ミツタ間に第２の抵抗を接続した残光式照明装置
において、 コレクタ側は第３の抵抗を介して前記第１のト
ランジスタのコレクタ側に接続され、ベース側は
第４の抵抗を介して前記スイツチ及びコンデンサ
の接続点に接続され、そしてベース・エミツタ間
に第５の抵抗が接続され、さらにエミツタ側が前
記第１のトランジスタのエミツタ側に接続された
第２のトランジスタを付加したことを特徴とする
残光式照明装置。[Claims for Utility Model Registration] A switch and a capacitor are connected in series with a power supply, one end of a lamp is connected to the collector side of the first transistor, and the switch and a capacitor are connected in parallel to the series circuit of the switch and the capacitor. is connected to the power source, a first resistor is connected to the connection point between the switch and the capacitor and the base side of the first transistor, and a second resistor is connected between the base and emitter of the first transistor. In the connected afterglow lighting device, the collector side is connected to the collector side of the first transistor via a third resistor, and the base side is connected to the connection point of the switch and the capacitor via a fourth resistor. and a fifth resistor is connected between the base and the emitter, and further a second transistor is added whose emitter side is connected to the emitter side of the first transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12756086U JPS6332942U (en) | 1986-08-21 | 1986-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12756086U JPS6332942U (en) | 1986-08-21 | 1986-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6332942U true JPS6332942U (en) | 1988-03-03 |
Family
ID=31022430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12756086U Pending JPS6332942U (en) | 1986-08-21 | 1986-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6332942U (en) |
-
1986
- 1986-08-21 JP JP12756086U patent/JPS6332942U/ja active Pending