JPS54139555A - Developing bias device of electrophotographic copier - Google Patents

Developing bias device of electrophotographic copier

Info

Publication number
JPS54139555A
JPS54139555A JP4708078A JP4708078A JPS54139555A JP S54139555 A JPS54139555 A JP S54139555A JP 4708078 A JP4708078 A JP 4708078A JP 4708078 A JP4708078 A JP 4708078A JP S54139555 A JPS54139555 A JP S54139555A
Authority
JP
Japan
Prior art keywords
value
developing
developing electrode
voltage
toner
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
JP4708078A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6231345B2 (enExample
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 JP4708078A priority Critical patent/JPS54139555A/ja
Publication of JPS54139555A publication Critical patent/JPS54139555A/ja
Publication of JPS6231345B2 publication Critical patent/JPS6231345B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Developing For Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP4708078A 1978-04-20 1978-04-20 Developing bias device of electrophotographic copier Granted JPS54139555A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4708078A JPS54139555A (en) 1978-04-20 1978-04-20 Developing bias device of electrophotographic copier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4708078A JPS54139555A (en) 1978-04-20 1978-04-20 Developing bias device of electrophotographic copier

Publications (2)

Publication Number Publication Date
JPS54139555A true JPS54139555A (en) 1979-10-30
JPS6231345B2 JPS6231345B2 (enExample) 1987-07-08

Family

ID=12765187

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4708078A Granted JPS54139555A (en) 1978-04-20 1978-04-20 Developing bias device of electrophotographic copier

Country Status (1)

Country Link
JP (1) JPS54139555A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56125775A (en) * 1980-03-08 1981-10-02 Ricoh Co Ltd Developing bias change-over device for copying machine
JPS62201486A (ja) * 1986-02-28 1987-09-05 Sharp Corp 印字方法
US5025290A (en) * 1987-03-05 1991-06-18 Savin Corporation Pulsed voltage development electrode cleaner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56125775A (en) * 1980-03-08 1981-10-02 Ricoh Co Ltd Developing bias change-over device for copying machine
JPS62201486A (ja) * 1986-02-28 1987-09-05 Sharp Corp 印字方法
US5025290A (en) * 1987-03-05 1991-06-18 Savin Corporation Pulsed voltage development electrode cleaner

Also Published As

Publication number Publication date
JPS6231345B2 (enExample) 1987-07-08

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