JPH0143304B2 - - Google Patents

Info

Publication number
JPH0143304B2
JPH0143304B2 JP54019920A JP1992079A JPH0143304B2 JP H0143304 B2 JPH0143304 B2 JP H0143304B2 JP 54019920 A JP54019920 A JP 54019920A JP 1992079 A JP1992079 A JP 1992079A JP H0143304 B2 JPH0143304 B2 JP H0143304B2
Authority
JP
Japan
Prior art keywords
charging
image forming
current
image
voltage
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.)
Expired
Application number
JP54019920A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55111954A (en
Inventor
Tsukasa Kuge
Yasuyuki Tamura
Koichi Tanigawa
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 JP1992079A priority Critical patent/JPS55111954A/ja
Publication of JPS55111954A publication Critical patent/JPS55111954A/ja
Publication of JPH0143304B2 publication Critical patent/JPH0143304B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Or Security For Electrophotography (AREA)
JP1992079A 1979-02-22 1979-02-22 Method and apparatus for image formation Granted JPS55111954A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1992079A JPS55111954A (en) 1979-02-22 1979-02-22 Method and apparatus for image formation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1992079A JPS55111954A (en) 1979-02-22 1979-02-22 Method and apparatus for image formation

Publications (2)

Publication Number Publication Date
JPS55111954A JPS55111954A (en) 1980-08-29
JPH0143304B2 true JPH0143304B2 (en, 2012) 1989-09-20

Family

ID=12012650

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1992079A Granted JPS55111954A (en) 1979-02-22 1979-02-22 Method and apparatus for image formation

Country Status (1)

Country Link
JP (1) JPS55111954A (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012282A (en) * 1988-02-25 1991-04-30 Fujitsu Limited Brush contact type charging unit in an image forming apparatus
JP5038093B2 (ja) * 2007-10-24 2012-10-03 キヤノン株式会社 画像形成装置または、画像形成装置用の除電装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952428B2 (ja) * 1971-11-08 1984-12-19 キヤノン株式会社 電子複写機の前露光装置
JPS5276042A (en) * 1975-12-22 1977-06-25 Canon Inc Electronic photographic method
JPS52143833A (en) * 1976-05-26 1977-11-30 Canon Inc Method and device for charging by corona discharge
JPS5848904B2 (ja) * 1976-07-08 1983-10-31 株式会社リコー 電子写真複写機のクリ−ニング時間制御方法
JPS6040024B2 (ja) * 1976-09-17 1985-09-09 キヤノン株式会社 静電潜像安定化方法
JPS53112743A (en) * 1977-03-13 1978-10-02 Ricoh Co Ltd Stabilization system of picture quality of recording picture image in transfer type recorder using photosensitive transfer recording medium
JPS53141046A (en) * 1977-05-16 1978-12-08 Ricoh Co Ltd Ac corona generator for electrostatic electrophotographic copier
JPS545436A (en) * 1977-06-14 1979-01-16 Ricoh Co Ltd Idling command circuit of copying machines
JPS5414241A (en) * 1977-07-05 1979-02-02 Canon Inc Image formation device

Also Published As

Publication number Publication date
JPS55111954A (en) 1980-08-29

Similar Documents

Publication Publication Date Title
US4683436A (en) Surface potential electrometer and image forming apparatus using the same
US4346986A (en) Image formation method and apparatus
US4136942A (en) Electrophotographic apparatus
US4607937A (en) Electrostatic recording apparatus
JPS588507B2 (ja) 湿式現像装置
US5032870A (en) Electrophotographic apparatus
US4333124A (en) Electrically discharging method and device
US4247195A (en) Bias device for a copying machine
JPH0143304B2 (en, 2012)
JPS59182472A (ja) 画像形成装置
JP2547218B2 (ja) 反転画像形成装置
JPS6129502B2 (en, 2012)
JPS6153668A (ja) 電子写真装置
US4248518A (en) Electrophotographic copying apparatus
JP2514638B2 (ja) 画像形成装置の作像条件制御方法
JPS60247267A (ja) 画像形成装置
JPS61289375A (ja) ネガ、ポジ画像形成装置
JP3166940B2 (ja) 反転現像方式の画像形成運転方法と画像形成装置
JPS6136781A (ja) 画像形成装置
JPH0697357B2 (ja) 画像形成装置
JPS60166971A (ja) 帯電装置
JPS6136782A (ja) 画像形成装置
JP2604751B2 (ja) 電子写真装置
JPS59214052A (ja) 画像形成装置
JPH04319967A (ja) 画像形成装置の制御方法