JP5414198B2 - コロナ帯電器及び電子写真装置 - Google Patents

コロナ帯電器及び電子写真装置 Download PDF

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Publication number
JP5414198B2
JP5414198B2 JP2008112517A JP2008112517A JP5414198B2 JP 5414198 B2 JP5414198 B2 JP 5414198B2 JP 2008112517 A JP2008112517 A JP 2008112517A JP 2008112517 A JP2008112517 A JP 2008112517A JP 5414198 B2 JP5414198 B2 JP 5414198B2
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Japan
Prior art keywords
grid
plate
image
charging
corona charger
Prior art date
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Active
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JP2008112517A
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English (en)
Japanese (ja)
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JP2009265235A (ja
JP2009265235A5 (https=
Inventor
雅美 羽野
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
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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.)
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2008112517A priority Critical patent/JP5414198B2/ja
Priority to US12/428,950 priority patent/US8090297B2/en
Publication of JP2009265235A publication Critical patent/JP2009265235A/ja
Publication of JP2009265235A5 publication Critical patent/JP2009265235A5/ja
Application granted granted Critical
Publication of JP5414198B2 publication Critical patent/JP5414198B2/ja
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    • 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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0291—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices corona discharge devices, e.g. wires, pointed electrodes, means for cleaning the corona discharge device
    • 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
    • G03G2215/026—Arrangements for laying down a uniform charge by coronas
    • G03G2215/027—Arrangements for laying down a uniform charge by coronas using wires

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
JP2008112517A 2008-04-23 2008-04-23 コロナ帯電器及び電子写真装置 Active JP5414198B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008112517A JP5414198B2 (ja) 2008-04-23 2008-04-23 コロナ帯電器及び電子写真装置
US12/428,950 US8090297B2 (en) 2008-04-23 2009-04-23 Corona charger including a grid with an SP3 and SP2 surface layer formed thereon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008112517A JP5414198B2 (ja) 2008-04-23 2008-04-23 コロナ帯電器及び電子写真装置

Publications (3)

Publication Number Publication Date
JP2009265235A JP2009265235A (ja) 2009-11-12
JP2009265235A5 JP2009265235A5 (https=) 2011-06-16
JP5414198B2 true JP5414198B2 (ja) 2014-02-12

Family

ID=41215139

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008112517A Active JP5414198B2 (ja) 2008-04-23 2008-04-23 コロナ帯電器及び電子写真装置

Country Status (2)

Country Link
US (1) US8090297B2 (https=)
JP (1) JP5414198B2 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10359728B2 (en) 2016-11-18 2019-07-23 Canon Kabushiki Kaisha Image forming apparatus

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100221043A1 (en) * 2009-02-27 2010-09-02 Avision Inc. Screen-controlled scorotron charging device
KR20110074240A (ko) * 2009-12-24 2011-06-30 삼성전자주식회사 대전장치 및 이를 갖춘 화상형성장치
JP6039228B2 (ja) 2012-04-27 2016-12-07 キヤノン株式会社 帯電装置
JP6039229B2 (ja) * 2012-04-27 2016-12-07 キヤノン株式会社 帯電装置
DE102012208847A1 (de) * 2012-05-25 2013-11-28 Robert Bosch Gmbh Elektronisch kommutierter Gleichstrommotor mit Abschirmung
JP6525725B2 (ja) * 2014-06-06 2019-06-05 キヤノン株式会社 画像形成装置
KR102188432B1 (ko) * 2020-03-20 2020-12-08 (주)제이 앤 엘 테크 전극시트 압연 롤러 및 그 제조 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1140316A (ja) 1997-07-18 1999-02-12 Canon Inc コロナ帯電器
US7302211B2 (en) 2004-09-17 2007-11-27 Sharp Kabushiki Kaisha Charging apparatus and image forming apparatus with plated electrode
JP2006113531A (ja) 2004-09-17 2006-04-27 Sharp Corp 帯電装置および画像形成装置
US7715760B2 (en) * 2005-04-19 2010-05-11 Ricoh Company, Ltd. Charging device, and process cartridge and image forming apparatus using the same
JP4877749B2 (ja) * 2005-04-19 2012-02-15 株式会社リコー 帯電装置、画像形成装置及びプロセスカートリッジ
JP4504325B2 (ja) 2006-03-20 2010-07-14 シャープ株式会社 帯電装置の製造方法および画像形成装置
US7729639B2 (en) 2006-03-20 2010-06-01 Sharp Kabushiki Kaisha Charging apparatus and image forming apparatus
JP2008074947A (ja) * 2006-09-21 2008-04-03 Nissan Motor Co Ltd 低摩擦摺動機構及びこれを用いた摺動システム
JP2008090089A (ja) * 2006-10-03 2008-04-17 Sharp Corp 帯電装置および画像形成装置
JP5092474B2 (ja) * 2007-03-16 2012-12-05 富士ゼロックス株式会社 放電器、像保持体ユニットおよび画像形成装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10359728B2 (en) 2016-11-18 2019-07-23 Canon Kabushiki Kaisha Image forming apparatus

Also Published As

Publication number Publication date
JP2009265235A (ja) 2009-11-12
US8090297B2 (en) 2012-01-03
US20090269105A1 (en) 2009-10-29

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