JP5058723B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP5058723B2
JP5058723B2 JP2007229495A JP2007229495A JP5058723B2 JP 5058723 B2 JP5058723 B2 JP 5058723B2 JP 2007229495 A JP2007229495 A JP 2007229495A JP 2007229495 A JP2007229495 A JP 2007229495A JP 5058723 B2 JP5058723 B2 JP 5058723B2
Authority
JP
Japan
Prior art keywords
transfer
image
current
detection
resistance
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
JP2007229495A
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English (en)
Japanese (ja)
Other versions
JP2009063678A5 (enExample
JP2009063678A (ja
Inventor
靖人 白藤
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 JP2007229495A priority Critical patent/JP5058723B2/ja
Priority to US12/201,215 priority patent/US8023840B2/en
Priority to EP08163563.3A priority patent/EP2034372B1/en
Priority to CN2008102134467A priority patent/CN101382762B/zh
Publication of JP2009063678A publication Critical patent/JP2009063678A/ja
Publication of JP2009063678A5 publication Critical patent/JP2009063678A5/ja
Application granted granted Critical
Publication of JP5058723B2 publication Critical patent/JP5058723B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1605—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using at least one intermediate support
    • G03G15/161—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using at least one intermediate support with means for handling the intermediate support, e.g. heating, cleaning, coating with a transfer agent
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1605—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using at least one intermediate support
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/163—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap
    • G03G15/1635—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap the field being produced by laying down an electrostatic charge behind the base or the recording member, e.g. by a corona device
    • G03G15/1645—Arrangements for controlling the amount of charge
    • 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
    • G03G2215/16—Transferring device, details
    • G03G2215/1604—Main transfer electrode
    • G03G2215/1623—Transfer belt

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2007229495A 2007-09-04 2007-09-04 画像形成装置 Expired - Fee Related JP5058723B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007229495A JP5058723B2 (ja) 2007-09-04 2007-09-04 画像形成装置
US12/201,215 US8023840B2 (en) 2007-09-04 2008-08-29 Image forming apparatus for detecting the distribution of electrical resistance of a transferring member
EP08163563.3A EP2034372B1 (en) 2007-09-04 2008-09-03 Image forming apparatus
CN2008102134467A CN101382762B (zh) 2007-09-04 2008-09-04 图像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007229495A JP5058723B2 (ja) 2007-09-04 2007-09-04 画像形成装置

Publications (3)

Publication Number Publication Date
JP2009063678A JP2009063678A (ja) 2009-03-26
JP2009063678A5 JP2009063678A5 (enExample) 2010-10-21
JP5058723B2 true JP5058723B2 (ja) 2012-10-24

Family

ID=40091953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007229495A Expired - Fee Related JP5058723B2 (ja) 2007-09-04 2007-09-04 画像形成装置

Country Status (4)

Country Link
US (1) US8023840B2 (enExample)
EP (1) EP2034372B1 (enExample)
JP (1) JP5058723B2 (enExample)
CN (1) CN101382762B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5393284B2 (ja) * 2009-06-18 2014-01-22 キヤノン株式会社 画像形成装置
US8929774B2 (en) 2010-12-09 2015-01-06 Ricoh Company, Ltd. Belt unit and image forming apparatus employing same
JP5825842B2 (ja) * 2011-05-17 2015-12-02 キヤノン株式会社 画像形成装置
JP5392308B2 (ja) * 2011-06-29 2014-01-22 コニカミノルタ株式会社 画像形成装置
JP2016057582A (ja) * 2014-09-12 2016-04-21 キヤノン株式会社 画像形成装置
JP6418875B2 (ja) * 2014-10-01 2018-11-07 キヤノン株式会社 画像形成装置
JP6347073B2 (ja) * 2015-03-26 2018-06-27 コニカミノルタ株式会社 画像形成装置
JP6728958B2 (ja) * 2016-05-16 2020-07-22 株式会社リコー 画像形成装置
JP6765863B2 (ja) 2016-06-06 2020-10-07 キヤノン株式会社 画像形成装置
JP7350538B2 (ja) * 2019-06-29 2023-09-26 キヤノン株式会社 画像形成装置
JP7484144B2 (ja) * 2019-11-28 2024-05-16 富士フイルムビジネスイノベーション株式会社 画像形成装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08129308A (ja) * 1994-11-02 1996-05-21 Canon Inc 画像形成装置および画像形成方法
JP2001117380A (ja) * 1999-10-15 2001-04-27 Hitachi Ltd 画像形成装置
JP2002123124A (ja) 2000-10-13 2002-04-26 Ricoh Co Ltd 抵抗ムラ測定方法及び検査方法
JP2003330253A (ja) * 2002-05-10 2003-11-19 Canon Inc 画像形成装置
JP2004205583A (ja) * 2002-12-24 2004-07-22 Canon Inc 画像形成装置
JP2004252011A (ja) * 2003-02-18 2004-09-09 Canon Inc 画像形成装置
JP4464068B2 (ja) * 2003-04-24 2010-05-19 キヤノン株式会社 画像形成装置
JP2006098474A (ja) * 2004-09-28 2006-04-13 Canon Inc 画像形成装置
JP2006126320A (ja) * 2004-10-27 2006-05-18 Canon Inc 画像形成装置
JP2006267674A (ja) * 2005-03-24 2006-10-05 Canon Inc 画像形成装置
JP2007011076A (ja) * 2005-06-30 2007-01-18 Toshiba Corp 画像形成装置、画像形成方法
JP2007232880A (ja) * 2006-02-28 2007-09-13 Toshiba Corp 画像形成装置およびその画像形成方法

Also Published As

Publication number Publication date
EP2034372B1 (en) 2018-08-29
CN101382762A (zh) 2009-03-11
US20090067864A1 (en) 2009-03-12
US8023840B2 (en) 2011-09-20
JP2009063678A (ja) 2009-03-26
EP2034372A3 (en) 2014-06-11
CN101382762B (zh) 2011-04-06
EP2034372A2 (en) 2009-03-11

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