JPS5230423A - Control device for copying machine - Google Patents

Control device for copying machine

Info

Publication number
JPS5230423A
JPS5230423A JP50105965A JP10596575A JPS5230423A JP S5230423 A JPS5230423 A JP S5230423A JP 50105965 A JP50105965 A JP 50105965A JP 10596575 A JP10596575 A JP 10596575A JP S5230423 A JPS5230423 A JP S5230423A
Authority
JP
Japan
Prior art keywords
control device
copying machine
sensitive body
exposure
displacement
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
JP50105965A
Other languages
Japanese (ja)
Other versions
JPS5615506B2 (en
Inventor
Makoto Iwamatsu
Isamu Terajima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50105965A priority Critical patent/JPS5230423A/en
Publication of JPS5230423A publication Critical patent/JPS5230423A/en
Publication of JPS5615506B2 publication Critical patent/JPS5615506B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Control Or Security For Electrophotography (AREA)

Abstract

PURPOSE:To perform the supply of a sensitive body and the control of exposure by selectively judging the quantity of displacement of the sensitive body and the quantity of scanning exposure with a digital comparator set in response to the size of an original document.
JP50105965A 1975-09-03 1975-09-03 Control device for copying machine Granted JPS5230423A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50105965A JPS5230423A (en) 1975-09-03 1975-09-03 Control device for copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50105965A JPS5230423A (en) 1975-09-03 1975-09-03 Control device for copying machine

Publications (2)

Publication Number Publication Date
JPS5230423A true JPS5230423A (en) 1977-03-08
JPS5615506B2 JPS5615506B2 (en) 1981-04-10

Family

ID=14421492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50105965A Granted JPS5230423A (en) 1975-09-03 1975-09-03 Control device for copying machine

Country Status (1)

Country Link
JP (1) JPS5230423A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55138753A (en) * 1979-04-16 1980-10-29 Ricoh Co Ltd Optical system driving control unit
JPS56101153A (en) * 1980-01-16 1981-08-13 Ricoh Co Ltd Control method of copying machine
JPS56128960A (en) * 1980-03-13 1981-10-08 Ricoh Co Ltd Control method of copying machine
JPS56132350A (en) * 1980-03-19 1981-10-16 Minolta Camera Co Ltd Copying machine
JPS572052A (en) * 1980-06-06 1982-01-07 Ricoh Co Ltd Exposure scanning control device of copying machine
JPS5719757A (en) * 1980-07-10 1982-02-02 Iwatsu Electric Co Ltd Electrophotographic copier
JPS59142535A (en) * 1983-02-04 1984-08-15 Canon Inc Variable power optical device
JPS6090330A (en) * 1984-03-02 1985-05-21 Canon Inc Original scanner

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4910746A (en) * 1972-05-25 1974-01-30
JPS5011443A (en) * 1973-06-01 1975-02-05
JPS5062644A (en) * 1973-10-01 1975-05-28

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4910746A (en) * 1972-05-25 1974-01-30
JPS5011443A (en) * 1973-06-01 1975-02-05
JPS5062644A (en) * 1973-10-01 1975-05-28

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55138753A (en) * 1979-04-16 1980-10-29 Ricoh Co Ltd Optical system driving control unit
JPS56101153A (en) * 1980-01-16 1981-08-13 Ricoh Co Ltd Control method of copying machine
JPS56128960A (en) * 1980-03-13 1981-10-08 Ricoh Co Ltd Control method of copying machine
JPS56132350A (en) * 1980-03-19 1981-10-16 Minolta Camera Co Ltd Copying machine
JPH0234032B2 (en) * 1980-03-19 1990-08-01 Minolta Camera Kk
JPS572052A (en) * 1980-06-06 1982-01-07 Ricoh Co Ltd Exposure scanning control device of copying machine
JPS5719757A (en) * 1980-07-10 1982-02-02 Iwatsu Electric Co Ltd Electrophotographic copier
JPS6250824B2 (en) * 1980-07-10 1987-10-27 Iwasaki Tsushinki Kk
JPS59142535A (en) * 1983-02-04 1984-08-15 Canon Inc Variable power optical device
JPS6090330A (en) * 1984-03-02 1985-05-21 Canon Inc Original scanner
JPS6252298B2 (en) * 1984-03-02 1987-11-04 Canon Kk

Also Published As

Publication number Publication date
JPS5615506B2 (en) 1981-04-10

Similar Documents

Publication Publication Date Title
JPS5217028A (en) Fixing device for the copying machine
JPS5248324A (en) Control device for electrophotographic duplicator
JPS53107843A (en) Copier
JPS52142511A (en) Device for feeding original for copying machine
JPS5230423A (en) Control device for copying machine
GB1549868A (en) Device for controlling the temperature of the fixing means in an electrophotographic copy machine
JPS5233734A (en) Device for detecting and controlling density
JPS5229225A (en) Exposure adjustable device of an automatic return type
GB1546988A (en) Developer supply control in an electrostatic copying machine
JPS5247723A (en) Document copying platen
NL7505512A (en) SENSITIVE MATERIAL FOR XEROGRAPHIC IMAGE PLATE.
JPS543546A (en) Exposure device
JPS52104237A (en) Feeding device for copy original supported with support surface
JPS5347832A (en) Method for controlling surface potential of photosensitive body in electronic copying machine
JPS5232479A (en) Original point return device of position control machine
JPS5381117A (en) Automatic original feeder for copier
JPS5217276A (en) Reference surface setting device for processing machine
JPS53138738A (en) Electrophotographic device
JPS5223943A (en) Bias potential taking and applying process for the electrophotographic copying machine
JPS5321932A (en) Close contact exposure
ES429649A1 (en) Control circuitry for an automatic reproducing machine
JPS5250242A (en) Control device for applying bias voltage to develop-electrode for elec trophotographic copying machine
JPS5289330A (en) Density adjusting device for copying machine
JPS5431744A (en) Temperature rise preventing device for original base in electrophotographic copier
JPS52134734A (en) Toner replenishing device for developing machine