JPS6473364A - Contact electrifying device - Google Patents

Contact electrifying device

Info

Publication number
JPS6473364A
JPS6473364A JP23033487A JP23033487A JPS6473364A JP S6473364 A JPS6473364 A JP S6473364A JP 23033487 A JP23033487 A JP 23033487A JP 23033487 A JP23033487 A JP 23033487A JP S6473364 A JPS6473364 A JP S6473364A
Authority
JP
Japan
Prior art keywords
resistance layer
electrified
defect
outermost
layer
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
JP23033487A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0516033B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Toshiharu Nakamura
Yoji Tomoyuki
Masanobu Saito
Hiroki Kisu
Junji Araya
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP23033487A priority Critical patent/JPS6473364A/ja
Priority to DE3885830T priority patent/DE3885830T2/de
Priority to EP88308464A priority patent/EP0308185B1/en
Publication of JPS6473364A publication Critical patent/JPS6473364A/ja
Priority to US07/753,027 priority patent/US5126913A/en
Publication of JPH0516033B2 publication Critical patent/JPH0516033B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
JP23033487A 1987-09-14 1987-09-14 Contact electrifying device Granted JPS6473364A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP23033487A JPS6473364A (en) 1987-09-14 1987-09-14 Contact electrifying device
DE3885830T DE3885830T2 (de) 1987-09-14 1988-09-13 Aufladevorrichtung.
EP88308464A EP0308185B1 (en) 1987-09-14 1988-09-13 A charging device
US07/753,027 US5126913A (en) 1987-09-14 1991-08-29 Charging device with contactable charging means and an image forming apparatus having the charging means and a detachable process unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23033487A JPS6473364A (en) 1987-09-14 1987-09-14 Contact electrifying device

Publications (2)

Publication Number Publication Date
JPS6473364A true JPS6473364A (en) 1989-03-17
JPH0516033B2 JPH0516033B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-03-03

Family

ID=16906210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23033487A Granted JPS6473364A (en) 1987-09-14 1987-09-14 Contact electrifying device

Country Status (1)

Country Link
JP (1) JPS6473364A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0579499B1 (en) * 1992-07-16 1999-03-10 Canon Kabushiki Kaisha An image forming apparatus comprising a charging member
DE4345489C2 (de) * 1992-11-06 2000-03-09 Seiko Epson Corp Kontaktübertragungsvorrichtung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147160A (en) * 1980-04-18 1981-11-14 Toshiba Corp Electrostatically charging method
JPS57130034A (en) * 1981-02-06 1982-08-12 Toshiba Corp Production of electrophotographic receptor
JPS57185455A (en) * 1981-05-11 1982-11-15 Toshiba Corp Charging device
JPS5849960A (ja) * 1981-09-21 1983-03-24 Toshiba Corp ロ−ラ−帯電器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147160A (en) * 1980-04-18 1981-11-14 Toshiba Corp Electrostatically charging method
JPS57130034A (en) * 1981-02-06 1982-08-12 Toshiba Corp Production of electrophotographic receptor
JPS57185455A (en) * 1981-05-11 1982-11-15 Toshiba Corp Charging device
JPS5849960A (ja) * 1981-09-21 1983-03-24 Toshiba Corp ロ−ラ−帯電器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0579499B1 (en) * 1992-07-16 1999-03-10 Canon Kabushiki Kaisha An image forming apparatus comprising a charging member
DE4345489C2 (de) * 1992-11-06 2000-03-09 Seiko Epson Corp Kontaktübertragungsvorrichtung
DE4345490C2 (de) * 1992-11-06 2000-03-09 Seiko Epson Corp Kontaktladevorrichtung

Also Published As

Publication number Publication date
JPH0516033B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-03-03

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