JP4902602B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP4902602B2
JP4902602B2 JP2008178505A JP2008178505A JP4902602B2 JP 4902602 B2 JP4902602 B2 JP 4902602B2 JP 2008178505 A JP2008178505 A JP 2008178505A JP 2008178505 A JP2008178505 A JP 2008178505A JP 4902602 B2 JP4902602 B2 JP 4902602B2
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JP
Japan
Prior art keywords
peak
voltage
current
value
alternating current
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
JP2008178505A
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English (en)
Japanese (ja)
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JP2010019936A5 (enExample
JP2010019936A (ja
Inventor
健一 渋谷
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 JP2008178505A priority Critical patent/JP4902602B2/ja
Priority to US12/498,504 priority patent/US8606131B2/en
Publication of JP2010019936A publication Critical patent/JP2010019936A/ja
Publication of JP2010019936A5 publication Critical patent/JP2010019936A5/ja
Application granted granted Critical
Publication of JP4902602B2 publication Critical patent/JP4902602B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03G15/0208—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus
    • G03G15/0216—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus by bringing a charging member into contact with the member to be charged, e.g. roller, brush chargers

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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)
JP2008178505A 2008-07-08 2008-07-08 画像形成装置 Expired - Fee Related JP4902602B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008178505A JP4902602B2 (ja) 2008-07-08 2008-07-08 画像形成装置
US12/498,504 US8606131B2 (en) 2008-07-08 2009-07-07 Charging apparatus with AC and DC current detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008178505A JP4902602B2 (ja) 2008-07-08 2008-07-08 画像形成装置

Publications (3)

Publication Number Publication Date
JP2010019936A JP2010019936A (ja) 2010-01-28
JP2010019936A5 JP2010019936A5 (enExample) 2011-08-18
JP4902602B2 true JP4902602B2 (ja) 2012-03-21

Family

ID=41505282

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008178505A Expired - Fee Related JP4902602B2 (ja) 2008-07-08 2008-07-08 画像形成装置

Country Status (2)

Country Link
US (1) US8606131B2 (enExample)
JP (1) JP4902602B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9551952B1 (en) 2015-09-17 2017-01-24 Samsung Electronics Co., Ltd. Image forming apparatus and method for controlling charging thereof

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5546269B2 (ja) * 2009-03-17 2014-07-09 キヤノン株式会社 画像形成装置
JP5253487B2 (ja) 2010-12-17 2013-07-31 キヤノン株式会社 画像形成装置
JP5921222B2 (ja) * 2012-01-31 2016-05-24 キヤノン株式会社 画像形成装置
JP6165268B2 (ja) * 2013-01-30 2017-07-19 ヒューレット−パッカード デベロップメント カンパニー エル．ピー．Ｈｅｗｌｅｔｔ‐Ｐａｃｋａｒｄ Ｄｅｖｅｌｏｐｍｅｎｔ Ｃｏｍｐａｎｙ， Ｌ．Ｐ． 非接触帯電ローラの制御
US9465348B2 (en) 2013-03-15 2016-10-11 Ricoh Company, Ltd. Power supply device, image forming apparatus, and voltage output method
US10067454B2 (en) * 2016-04-14 2018-09-04 Ricoh Company, Ltd. Image forming apparatus
KR20210042767A (ko) * 2019-10-10 2021-04-20 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 대전 전압 제어
JP7443901B2 (ja) 2020-04-09 2024-03-06 京セラドキュメントソリューションズ株式会社 帯電装置及び画像形成装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6363134B1 (en) 1999-01-13 2002-03-26 Kabushiki Kaisha Toshiba X-ray computed tomography apparatus
JP4503719B2 (ja) 1999-01-13 2010-07-14 株式会社東芝 Ｘ線コンピュータ断層撮影装置
JP2004053693A (ja) * 2002-07-16 2004-02-19 Canon Inc 画像形成装置、および、画像形成方法
JP2004333789A (ja) * 2003-05-07 2004-11-25 Canon Inc 画像形成装置
JP4266787B2 (ja) * 2003-11-20 2009-05-20 キヤノン株式会社 帯電電圧制御回路及び画像形成装置
JP2006171282A (ja) * 2004-12-15 2006-06-29 Kyocera Mita Corp 画像形成装置
JP4579802B2 (ja) 2005-09-13 2010-11-10 キヤノン株式会社 画像形成装置
JP2007093924A (ja) * 2005-09-28 2007-04-12 Canon Inc 画像形成装置
JP4994650B2 (ja) * 2005-12-02 2012-08-08 キヤノン株式会社 帯電装置
JP4929978B2 (ja) * 2006-10-27 2012-05-09 富士ゼロックス株式会社 帯電装置、画像形成装置及び帯電制御プログラム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9551952B1 (en) 2015-09-17 2017-01-24 Samsung Electronics Co., Ltd. Image forming apparatus and method for controlling charging thereof

Also Published As

Publication number Publication date
US8606131B2 (en) 2013-12-10
JP2010019936A (ja) 2010-01-28
US20100008685A1 (en) 2010-01-14

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