JPS5843133U - power circuit - Google Patents

power circuit

Info

Publication number
JPS5843133U
JPS5843133U JP13853081U JP13853081U JPS5843133U JP S5843133 U JPS5843133 U JP S5843133U JP 13853081 U JP13853081 U JP 13853081U JP 13853081 U JP13853081 U JP 13853081U JP S5843133 U JPS5843133 U JP S5843133U
Authority
JP
Japan
Prior art keywords
power source
backup
circuit
power circuit
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
Application number
JP13853081U
Other languages
Japanese (ja)
Inventor
宮原　孝一
位田　敏和
Original Assignee
株式会社チノ−
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 株式会社チノ− filed Critical 株式会社チノ−
Priority to JP13853081U priority Critical patent/JPS5843133U/en
Publication of JPS5843133U publication Critical patent/JPS5843133U/en
Pending legal-status Critical Current

Links

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Stand-By Power Supply Arrangements (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

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

第１図、第２図は、この考案の一実施例を示す構成説明
図、第３図は動作説明用の波形図である。 ＡＣ・・・・・・外部電源、１・・・・・・装置電源、
２・・・・・・バックアップ電源、３・・・・・・判別
切換回路、４・・・・・・バックアップ回路、ＳＷ・・
・・・・スイッチ。1 and 2 are configuration explanatory diagrams showing one embodiment of this invention, and FIG. 3 is a waveform diagram for explaining the operation. AC...External power supply, 1...Device power supply,
2... Backup power supply, 3... Discrimination switching circuit, 4... Backup circuit, SW...
····switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 装置電源に電圧を供給する外部電源および装置のバック
アップ電源を同時に断続するスイッチ手段と、前記装置
電源の出力の下降を判別しバックアップ電源に切り換え
る判別切換回路と、この判別切換回路の出力電圧が供給
されるバックアップ回路とを備えたことを特徴とする電
源回路。□　。a switch means for simultaneously turning on and off an external power supply that supplies voltage to the device power source and a backup power source for the device; a discrimination switching circuit that determines a drop in the output of the device power source and switches to the backup power source; and an output voltage of the discrimination switching circuit that is supplied. What is claimed is: 1. A power supply circuit comprising a backup circuit. □.
JP13853081U 1981-09-18 1981-09-18 power circuit Pending JPS5843133U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13853081U JPS5843133U (en) 1981-09-18 1981-09-18 power circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13853081U JPS5843133U (en) 1981-09-18 1981-09-18 power circuit

Publications (1)

Publication Number Publication Date
JPS5843133U true JPS5843133U (en) 1983-03-23

Family

ID=29931751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13853081U Pending JPS5843133U (en) 1981-09-18 1981-09-18 power circuit

Country Status (1)

Country Link
JP (1) JPS5843133U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108249A (en) * 1975-03-20 1976-09-25 Tokico Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108249A (en) * 1975-03-20 1976-09-25 Tokico Ltd

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