JP4497666B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP4497666B2
JP4497666B2 JP2000199431A JP2000199431A JP4497666B2 JP 4497666 B2 JP4497666 B2 JP 4497666B2 JP 2000199431 A JP2000199431 A JP 2000199431A JP 2000199431 A JP2000199431 A JP 2000199431A JP 4497666 B2 JP4497666 B2 JP 4497666B2
Authority
JP
Japan
Prior art keywords
charging
width
exposure
magnetic brush
photoconductor
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 - Fee Related
Application number
JP2000199431A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002014585A (ja
JP2002014585A5 (enExample
Inventor
正 古屋
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 JP2000199431A priority Critical patent/JP4497666B2/ja
Priority to US09/891,585 priority patent/US6507719B2/en
Publication of JP2002014585A publication Critical patent/JP2002014585A/ja
Publication of JP2002014585A5 publication Critical patent/JP2002014585A5/ja
Application granted granted Critical
Publication of JP4497666B2 publication Critical patent/JP4497666B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/06—Eliminating residual charges from a reusable imaging member
    • G03G21/08—Eliminating residual charges from a reusable imaging member using optical radiation
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/02—Arrangements for laying down a uniform charge
    • G03G2215/021—Arrangements for laying down a uniform charge by contact, friction or induction
    • G03G2215/022—Arrangements for laying down a uniform charge by contact, friction or induction using a magnetic brush
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/02—Arrangements for laying down a uniform charge
    • G03G2215/021—Arrangements for laying down a uniform charge by contact, friction or induction
    • G03G2215/025—Arrangements for laying down a uniform charge by contact, friction or induction using contact charging means having lateral dimensions related to other apparatus means, e.g. photodrum, developing roller

Landscapes

  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
JP2000199431A 2000-06-30 2000-06-30 画像形成装置 Expired - Fee Related JP4497666B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000199431A JP4497666B2 (ja) 2000-06-30 2000-06-30 画像形成装置
US09/891,585 US6507719B2 (en) 2000-06-30 2001-06-27 Image forming apparatus with pre-exposed image bearing body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000199431A JP4497666B2 (ja) 2000-06-30 2000-06-30 画像形成装置

Publications (3)

Publication Number Publication Date
JP2002014585A JP2002014585A (ja) 2002-01-18
JP2002014585A5 JP2002014585A5 (enExample) 2007-08-09
JP4497666B2 true JP4497666B2 (ja) 2010-07-07

Family

ID=18697450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000199431A Expired - Fee Related JP4497666B2 (ja) 2000-06-30 2000-06-30 画像形成装置

Country Status (2)

Country Link
US (1) US6507719B2 (enExample)
JP (1) JP4497666B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005112630A (ja) * 2003-09-17 2005-04-28 Ricoh Co Ltd シート搬送装置及びそれを備える画像形成装置、画像読取装置、後処理装置
CN102043373B (zh) * 2009-10-23 2013-05-22 京瓷办公信息系统株式会社 图像形成设备
JP5358658B2 (ja) * 2011-12-14 2013-12-04 京セラドキュメントソリューションズ株式会社 除電装置及び画像形成装置
JP6604790B2 (ja) * 2015-09-15 2019-11-13 キヤノン株式会社 画像形成装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS638916Y2 (enExample) * 1979-04-20 1988-03-16
JPH03144595A (ja) * 1989-10-31 1991-06-19 Konica Corp 複写機の除電装置
JPH04284484A (ja) * 1991-03-13 1992-10-09 Konica Corp 複写機の除電装置
JPH06230650A (ja) * 1993-01-29 1994-08-19 Konica Corp 画像形成装置
JPH09152760A (ja) * 1995-11-28 1997-06-10 Kyocera Corp 画像形成装置
JP3262509B2 (ja) * 1996-02-27 2002-03-04 キヤノン株式会社 画像形成装置及びプロセスカートリッジ
JPH09325668A (ja) * 1996-05-31 1997-12-16 Canon Inc 電子写真用ユニット及び電子写真装置
JP3268753B2 (ja) * 1998-04-22 2002-03-25 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
US20020012548A1 (en) 2002-01-31
US6507719B2 (en) 2003-01-14
JP2002014585A (ja) 2002-01-18

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