JPS5296034A - Bias circuit for developing apparatus - Google Patents

Bias circuit for developing apparatus

Info

Publication number
JPS5296034A
JPS5296034A JP1248576A JP1248576A JPS5296034A JP S5296034 A JPS5296034 A JP S5296034A JP 1248576 A JP1248576 A JP 1248576A JP 1248576 A JP1248576 A JP 1248576A JP S5296034 A JPS5296034 A JP S5296034A
Authority
JP
Japan
Prior art keywords
bias circuit
developing apparatus
bias
interposing
end portion
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
JP1248576A
Other languages
Japanese (ja)
Inventor
Tsukasa Adachi
Mitsuo Hasebe
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 JP1248576A priority Critical patent/JPS5296034A/en
Priority to US05/764,793 priority patent/US4149796A/en
Priority to DE2705037A priority patent/DE2705037C3/en
Publication of JPS5296034A publication Critical patent/JPS5296034A/en
Pending legal-status Critical Current

Links

Landscapes

  • Developing For Electrophotography (AREA)

Abstract

PURPOSE: To prevent the texture stain at the leading end portion of a picture image by interposing a switch circuit and an integrating circuit between a bias DC power source and a developing sleeve.
COPYRIGHT: (C)1977,JPO&Japio
JP1248576A 1976-02-07 1976-02-07 Bias circuit for developing apparatus Pending JPS5296034A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1248576A JPS5296034A (en) 1976-02-07 1976-02-07 Bias circuit for developing apparatus
US05/764,793 US4149796A (en) 1976-02-07 1977-02-02 Electrophotographic apparatus comprising improved bias source for magnetic brush
DE2705037A DE2705037C3 (en) 1976-02-07 1977-02-07 Electrophotographic copier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1248576A JPS5296034A (en) 1976-02-07 1976-02-07 Bias circuit for developing apparatus

Publications (1)

Publication Number Publication Date
JPS5296034A true JPS5296034A (en) 1977-08-12

Family

ID=11806690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1248576A Pending JPS5296034A (en) 1976-02-07 1976-02-07 Bias circuit for developing apparatus

Country Status (1)

Country Link
JP (1) JPS5296034A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59180570A (en) * 1983-03-30 1984-10-13 Sharp Corp Developing device
JPS62200363A (en) * 1986-02-28 1987-09-04 Konishiroku Photo Ind Co Ltd Method for erasing black shade in tip of picture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59180570A (en) * 1983-03-30 1984-10-13 Sharp Corp Developing device
JPS62200363A (en) * 1986-02-28 1987-09-04 Konishiroku Photo Ind Co Ltd Method for erasing black shade in tip of picture

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