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JPS56146149A - Copying apparatus - Google Patents

Copying apparatus

Info

Publication number
JPS56146149A
JPS56146149A JP4990180A JP4990180A JPS56146149A JP S56146149 A JPS56146149 A JP S56146149A JP 4990180 A JP4990180 A JP 4990180A JP 4990180 A JP4990180 A JP 4990180A JP S56146149 A JPS56146149 A JP S56146149A
Authority
JP
Japan
Prior art keywords
copying
key input
circuit
warming
signal
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
JP4990180A
Other languages
Japanese (ja)
Inventor
Hideo Kikuchi
Tamaki Kaneko
Sunao Ikeda
Tsugio Okuzawa
Yotaro Kakiya
Kunio Hibi
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 JP4990180A priority Critical patent/JPS56146149A/en
Publication of JPS56146149A publication Critical patent/JPS56146149A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/50Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)

Abstract

PURPOSE:To assure the normality of copying operation by inhibiting automatic resetting to an initial state despite lapse of a fixed time upon ending of copying when there is a key input during warming up of a heater or the occurrence of abnormality. CONSTITUTION:A control circuit 7 executs a series of copying processes according to the information transmitted from a key input control circit 6. At the end of copying, a decision circuit 8 starts a timer circuit 9 and when the circuit 9 times up, the signal (f) is outputted, by which automatic resetting to the initial state of the ordinary copying mode in which the number of copying sheet is set at ''1'' is accomplished. On the other hand, a logic circuit 12 makes the signal (f) invalied when there is a key input during the warming up of the heater or the occurrence of abnormality and when the abnormality occurs after the key input, and makes the signal (f) effective when there is no key input within a fixed time after the completion of said warming up or the cancellation of the abnormal state.
JP4990180A 1980-04-15 1980-04-15 Copying apparatus Pending JPS56146149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4990180A JPS56146149A (en) 1980-04-15 1980-04-15 Copying apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4990180A JPS56146149A (en) 1980-04-15 1980-04-15 Copying apparatus

Publications (1)

Publication Number Publication Date
JPS56146149A true JPS56146149A (en) 1981-11-13

Family

ID=12843916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4990180A Pending JPS56146149A (en) 1980-04-15 1980-04-15 Copying apparatus

Country Status (1)

Country Link
JP (1) JPS56146149A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0777898A (en) * 1993-11-26 1995-03-20 Sanyo Electric Co Ltd Electrophotographic copying machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50127643A (en) * 1974-02-22 1975-10-07
JPS52104230A (en) * 1976-02-25 1977-09-01 Ibm Method of operating document copying apparatus
JPS547329A (en) * 1977-06-20 1979-01-20 Ricoh Co Ltd Input data erasing method in computer controlling of copying machines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50127643A (en) * 1974-02-22 1975-10-07
JPS52104230A (en) * 1976-02-25 1977-09-01 Ibm Method of operating document copying apparatus
JPS547329A (en) * 1977-06-20 1979-01-20 Ricoh Co Ltd Input data erasing method in computer controlling of copying machines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0777898A (en) * 1993-11-26 1995-03-20 Sanyo Electric Co Ltd Electrophotographic copying machine

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