JPH0534763B2 - - Google Patents

Info

Publication number
JPH0534763B2
JPH0534763B2 JP58051884A JP5188483A JPH0534763B2 JP H0534763 B2 JPH0534763 B2 JP H0534763B2 JP 58051884 A JP58051884 A JP 58051884A JP 5188483 A JP5188483 A JP 5188483A JP H0534763 B2 JPH0534763 B2 JP H0534763B2
Authority
JP
Japan
Prior art keywords
circuit
driven
relay
current
output
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.)
Expired - Lifetime
Application number
JP58051884A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59178020A (ja
Inventor
Tamio Tenkai
Akinori Kamata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP58051884A priority Critical patent/JPS59178020A/ja
Publication of JPS59178020A publication Critical patent/JPS59178020A/ja
Publication of JPH0534763B2 publication Critical patent/JPH0534763B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage

Landscapes

  • Dot-Matrix Printers And Others (AREA)
  • Impact Printers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Relay Circuits (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Electronic Switches (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
JP58051884A 1983-03-28 1983-03-28 監視型保護回路 Granted JPS59178020A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58051884A JPS59178020A (ja) 1983-03-28 1983-03-28 監視型保護回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58051884A JPS59178020A (ja) 1983-03-28 1983-03-28 監視型保護回路

Publications (2)

Publication Number Publication Date
JPS59178020A JPS59178020A (ja) 1984-10-09
JPH0534763B2 true JPH0534763B2 (enrdf_load_stackoverflow) 1993-05-24

Family

ID=12899305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58051884A Granted JPS59178020A (ja) 1983-03-28 1983-03-28 監視型保護回路

Country Status (1)

Country Link
JP (1) JPS59178020A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS59178020A (ja) 1984-10-09

Similar Documents

Publication Publication Date Title
US5568025A (en) Abnormally detecting device for relay
SE521256C2 (sv) Förfarande och anordning för övervakning av en strömförbrukares funktionsduglighet
JP2774907B2 (ja) 電気自動車の制御装置
JPH0671982A (ja) 異常電流遮断回路
JPH0534763B2 (enrdf_load_stackoverflow)
JPH0542710A (ja) サーマルヘツド異常加熱防止装置
JP2000032650A (ja) 負荷の制御のための方法及び装置
JPH09284997A (ja) リレー保護装置
US4315297A (en) Hammer drive safety device for printer
JP3365808B2 (ja) モータ駆動制御回路、モータ駆動制御回路を備えた装置、及びモータ駆動制御方法
JPS6229884B2 (enrdf_load_stackoverflow)
JPH06237521A (ja) リレーの動作不良検出回路
JP2001189650A (ja) 半導体リレー
JPH02178058A (ja) プリンタの保護装置及びプリンタ
JPH08196098A (ja) 電動駆動装置
JP2000138023A (ja) 逆電圧保護装置
JPH1055228A (ja) マイコンリセット回路
JPH0143650Y2 (enrdf_load_stackoverflow)
JP2728902B2 (ja) 電源遮断装置
JP2543826Y2 (ja) 自動車用ブレーカ
JP2882597B2 (ja) 保護機能付負荷駆動装置
JPS6245475Y2 (enrdf_load_stackoverflow)
JPS58172921A (ja) 電源制御方式
JPH11191921A (ja) 過電流保護回路及び方法
JP2004328669A (ja) 負荷駆動装置