JPS52114331A - Safety control circuit for copying machine - Google Patents

Safety control circuit for copying machine

Info

Publication number
JPS52114331A
JPS52114331A JP3179176A JP3179176A JPS52114331A JP S52114331 A JPS52114331 A JP S52114331A JP 3179176 A JP3179176 A JP 3179176A JP 3179176 A JP3179176 A JP 3179176A JP S52114331 A JPS52114331 A JP S52114331A
Authority
JP
Japan
Prior art keywords
control circuit
copying machine
safety control
trouble
serious
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.)
Granted
Application number
JP3179176A
Other languages
Japanese (ja)
Other versions
JPS5934304B2 (en
Inventor
Masao Hosaka
Yuji Narumi
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP51031791A priority Critical patent/JPS5934304B2/en
Publication of JPS52114331A publication Critical patent/JPS52114331A/en
Publication of JPS5934304B2 publication Critical patent/JPS5934304B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Facsimiles In General (AREA)

Abstract

PURPOSE:To prevent a serious trouble from occurring by judging whether the abnormal conduction condition is the serious trouble or a light trouble so as to operate a protecting circuit in accordance with the seriousness.
JP51031791A 1976-03-23 1976-03-23 Electrophotographic image recording device Expired JPS5934304B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51031791A JPS5934304B2 (en) 1976-03-23 1976-03-23 Electrophotographic image recording device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51031791A JPS5934304B2 (en) 1976-03-23 1976-03-23 Electrophotographic image recording device

Publications (2)

Publication Number Publication Date
JPS52114331A true JPS52114331A (en) 1977-09-26
JPS5934304B2 JPS5934304B2 (en) 1984-08-21

Family

ID=12340881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51031791A Expired JPS5934304B2 (en) 1976-03-23 1976-03-23 Electrophotographic image recording device

Country Status (1)

Country Link
JP (1) JPS5934304B2 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54125042A (en) * 1978-03-22 1979-09-28 Fuji Electric Co Ltd Trouble displaying device of electrophotographic copier
JPS554447U (en) * 1978-06-21 1980-01-12
JPS5553350A (en) * 1978-10-15 1980-04-18 Canon Inc Safety device
JPS6170857A (en) * 1984-09-14 1986-04-11 Canon Inc Communication device
US6393164B2 (en) 1982-10-05 2002-05-21 Katsuichi Shimizu Image processing apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54125042A (en) * 1978-03-22 1979-09-28 Fuji Electric Co Ltd Trouble displaying device of electrophotographic copier
JPS554447U (en) * 1978-06-21 1980-01-12
JPS5553350A (en) * 1978-10-15 1980-04-18 Canon Inc Safety device
US6393164B2 (en) 1982-10-05 2002-05-21 Katsuichi Shimizu Image processing apparatus
JPS6170857A (en) * 1984-09-14 1986-04-11 Canon Inc Communication device

Also Published As

Publication number Publication date
JPS5934304B2 (en) 1984-08-21

Similar Documents

Publication Publication Date Title
JPS5334402A (en) Automatic broadcast guide system enabling interrupt of broadcast message or shortening
JPS53138209A (en) Protective system of trunk circuit
JPS5313085A (en) Multiplex transmission control system
JPS5349339A (en) Time limit safety device for burners
JPS5416644A (en) Protective device for on-load tap changer
JPS558540A (en) Safety device for incineration control
JPS52109309A (en) Information transmission device
JPS52109308A (en) Information transmission device
JPS52109307A (en) Information transmission device
JPS52144754A (en) Supervisory unit for protective relay
JPS5286129A (en) Process for automatic decision of bus switching procedure
JPS5340943A (en) Load detector for elevator
JPS5441196A (en) Gas leakage alarm
JPS52149873A (en) Panel base of washer
JPS5321731A (en) Inverter device
JPS53924A (en) High voltage limiting circuit
JPS5414186A (en) Overload prevention unit for x-ray tube
JPS5250547A (en) Fault detect-stop circuit
JPS5336433A (en) Display system
JPS5372636A (en) Sheilding protector
JPS53114326A (en) Central control unit
JPS5343826A (en) Inverter protecting device
JPS52143464A (en) Calculator type protective relay system
JPS51147077A (en) Nc lathe
JPS51144937A (en) No phase protective device