JPS6062193U

JPS6062193U - indicator lamp

Info

Publication number: JPS6062193U
Application number: JP1983153111U
Authority: JP
Inventors: 平崎　宏; 木村　和雄; 英則渡辺; 大熊　知尚
Original assignee: 日本電信電話株式会社
Priority date: 1983-10-01
Filing date: 1983-10-01
Publication date: 1985-05-01

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

[Brief explanation of the drawing]

第１図は本考案の第１の実施例の表示ランプの斜視図、
第乏図は該表示ランプの回路図、第３図は該表示ランプ
の特性図、第４図は第２の実施例の表示ランプの斜視図
、第５図は第２の実施例の表示ランプの回路図、第６図
は第３の実施例の表示ランプの斜視図、第７図は第３の
実施例の表示ランプの回路図、第８図は第３の実施例の
表示ランプの特性図である。Ａ、　Ｂ、　Ｃ・・・表示ランプ、１・・・発光ダイオ
ード、２．２１．２２・・・定電流ツェナー素子、３・
・・プラス側の電極、４・・・マイナス側の電極、５・
・・充填材、６・・・つまみ、７１．７２・・・保護抵
抗、８・・・定電圧ツェナー素子。FIG. 1 is a perspective view of a display lamp according to a first embodiment of the present invention;
Figure 3 is a circuit diagram of the indicator lamp, Figure 3 is a characteristic diagram of the indicator lamp, Figure 4 is a perspective view of the indicator lamp of the second embodiment, and Figure 5 is the indicator lamp of the second embodiment. 6 is a perspective view of the indicator lamp of the third embodiment, Fig. 7 is a circuit diagram of the indicator lamp of the third embodiment, and Fig. 8 is the characteristics of the indicator lamp of the third embodiment. It is a diagram. A, B, C... Display lamp, 1... Light emitting diode, 2.21.22... Constant current Zener element, 3.
...Positive side electrode, 4...Minus side electrode, 5.
... Filler, 6... Knob, 71.72... Protective resistor, 8... Constant voltage Zener element.

Claims

[Scope of utility model registration request]

An indicator lamp consisting of a light emitting diode and a constant current Zener element connected in series.