JPS5383749A - Zerographic copying machine - Google Patents

Zerographic copying machine

Info

Publication number
JPS5383749A
JPS5383749A JP16015676A JP16015676A JPS5383749A JP S5383749 A JPS5383749 A JP S5383749A JP 16015676 A JP16015676 A JP 16015676A JP 16015676 A JP16015676 A JP 16015676A JP S5383749 A JPS5383749 A JP S5383749A
Authority
JP
Japan
Prior art keywords
zerographic
copying machine
cleaning
during
prm
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
JP16015676A
Other languages
Japanese (ja)
Inventor
Akira Midorikawa
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 JP16015676A priority Critical patent/JPS5383749A/en
Publication of JPS5383749A publication Critical patent/JPS5383749A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To shorten the time period for cleaning, which is necessary for reducing the toner residual to such a reference line as is practically immaterial, by making the PRM of a photosensitive drum during the cleaning step larger than that during the copying step.
COPYRIGHT: (C)1978,JPO&Japio
JP16015676A 1976-12-29 1976-12-29 Zerographic copying machine Pending JPS5383749A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16015676A JPS5383749A (en) 1976-12-29 1976-12-29 Zerographic copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16015676A JPS5383749A (en) 1976-12-29 1976-12-29 Zerographic copying machine

Publications (1)

Publication Number Publication Date
JPS5383749A true JPS5383749A (en) 1978-07-24

Family

ID=15709072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16015676A Pending JPS5383749A (en) 1976-12-29 1976-12-29 Zerographic copying machine

Country Status (1)

Country Link
JP (1) JPS5383749A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7286777B2 (en) 2003-06-24 2007-10-23 Murata Kikai Kabushiki Kaisha Image forming device with cleaning sequence process for returning toner adhered on transfer roller back to photoconductive drum

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7286777B2 (en) 2003-06-24 2007-10-23 Murata Kikai Kabushiki Kaisha Image forming device with cleaning sequence process for returning toner adhered on transfer roller back to photoconductive drum

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