JPS5857970U - Battery check circuit - Google Patents

Battery check circuit

Info

Publication number
JPS5857970U
JPS5857970U JP15285581U JP15285581U JPS5857970U JP S5857970 U JPS5857970 U JP S5857970U JP 15285581 U JP15285581 U JP 15285581U JP 15285581 U JP15285581 U JP 15285581U JP S5857970 U JPS5857970 U JP S5857970U
Authority
JP
Japan
Prior art keywords
check circuit
battery check
diode
light emitting
power source
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
Application number
JP15285581U
Other languages
Japanese (ja)
Inventor
義明 大坪
龍造 本告
Original Assignee
株式会社ニコン
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社ニコン filed Critical 株式会社ニコン
Priority to JP15285581U priority Critical patent/JPS5857970U/en
Publication of JPS5857970U publication Critical patent/JPS5857970U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、従来技術から孝えられるバッテリーチェック
回路図、第２図は、本考案の実施例を示した回路図、第
３図は、本考案の実施例の電流電圧特性を示したグラフ
で多る。 ・　〔主要部分の符号の説明〕、４・・・発光ダイオー
ド、６・・・電子回路、８・・・定電圧ダイオード、９
・・・□　定電流ダイオード。Fig. 1 is a battery check circuit diagram based on the conventional technology, Fig. 2 is a circuit diagram showing an embodiment of the present invention, and Fig. 3 is a graph showing current-voltage characteristics of the embodiment of the present invention. There are many.・ [Explanation of symbols of main parts], 4... Light emitting diode, 6... Electronic circuit, 8... Constant voltage diode, 9
・・・□ Constant current diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電源が接続される１対の端子間に、発光ダイオードと定
電流ダイオードと抵抗とスイッチとを直列接続し、前爬
電源の電圧が使用に十分耐えられる範囲では、前記発光
ダイオードが十分確認しうる明るさで点灯するように前
記定電流ダイオードに電流を制限する機能を与えたこと
を特徴とするバッテリーチェック回路。A light emitting diode, a constant current diode, a resistor, and a switch are connected in series between a pair of terminals to which a power source is connected, and as long as the voltage of the front power source is sufficient for use, the light emitting diode can be sufficiently confirmed. A battery check circuit characterized in that the constant current diode is provided with a current limiting function so that it lights up depending on the brightness.
JP15285581U 1981-10-16 1981-10-16 Battery check circuit Pending JPS5857970U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15285581U JPS5857970U (en) 1981-10-16 1981-10-16 Battery check circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15285581U JPS5857970U (en) 1981-10-16 1981-10-16 Battery check circuit

Publications (1)

Publication Number Publication Date
JPS5857970U true JPS5857970U (en) 1983-04-19

Family

ID=29945493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15285581U Pending JPS5857970U (en) 1981-10-16 1981-10-16 Battery check circuit

Country Status (1)

Country Link
JP (1) JPS5857970U (en)

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