JP5566162B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

Info

Publication number
JP5566162B2
JP5566162B2 JP2010081587A JP2010081587A JP5566162B2 JP 5566162 B2 JP5566162 B2 JP 5566162B2 JP 2010081587 A JP2010081587 A JP 2010081587A JP 2010081587 A JP2010081587 A JP 2010081587A JP 5566162 B2 JP5566162 B2 JP 5566162B2
Authority
JP
Japan
Prior art keywords
shielding member
opening
open position
position sensor
photosensitive drum
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.)
Active
Application number
JP2010081587A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011215259A5 (enExample
JP2011215259A (ja
Inventor
研司 福士
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 JP2010081587A priority Critical patent/JP5566162B2/ja
Priority to US13/042,860 priority patent/US9122188B2/en
Priority to EP11158971.9A priority patent/EP2378371B1/en
Priority to KR1020110025773A priority patent/KR101455442B1/ko
Priority to RU2011112216/28A priority patent/RU2474855C2/ru
Priority to CN2011100840903A priority patent/CN102207708B/zh
Publication of JP2011215259A publication Critical patent/JP2011215259A/ja
Publication of JP2011215259A5 publication Critical patent/JP2011215259A5/ja
Priority to KR1020140081129A priority patent/KR101545449B1/ko
Application granted granted Critical
Publication of JP5566162B2 publication Critical patent/JP5566162B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
JP2010081587A 2010-03-31 2010-03-31 画像形成装置 Active JP5566162B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2010081587A JP5566162B2 (ja) 2010-03-31 2010-03-31 画像形成装置
US13/042,860 US9122188B2 (en) 2010-03-31 2011-03-08 Image forming apparatus
EP11158971.9A EP2378371B1 (en) 2010-03-31 2011-03-21 Image forming apparatus
KR1020110025773A KR101455442B1 (ko) 2010-03-31 2011-03-23 화상 형성 장치
RU2011112216/28A RU2474855C2 (ru) 2010-03-31 2011-03-30 Устройство формирования изображения
CN2011100840903A CN102207708B (zh) 2010-03-31 2011-03-31 图像形成设备
KR1020140081129A KR101545449B1 (ko) 2010-03-31 2014-06-30 화상 형성 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010081587A JP5566162B2 (ja) 2010-03-31 2010-03-31 画像形成装置

Publications (3)

Publication Number Publication Date
JP2011215259A JP2011215259A (ja) 2011-10-27
JP2011215259A5 JP2011215259A5 (enExample) 2013-05-16
JP5566162B2 true JP5566162B2 (ja) 2014-08-06

Family

ID=44168914

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010081587A Active JP5566162B2 (ja) 2010-03-31 2010-03-31 画像形成装置

Country Status (6)

Country Link
US (1) US9122188B2 (enExample)
EP (1) EP2378371B1 (enExample)
JP (1) JP5566162B2 (enExample)
KR (2) KR101455442B1 (enExample)
CN (1) CN102207708B (enExample)
RU (1) RU2474855C2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5955123B2 (ja) * 2012-06-21 2016-07-20 キヤノン株式会社 画像形成装置
CN108762150A (zh) * 2018-06-04 2018-11-06 深圳市沃特沃德股份有限公司 头盖控制组件及头盖控制方法
EP3611912B1 (de) * 2018-08-15 2022-11-23 reflecta GmbH Diascanner
JP7143176B2 (ja) * 2018-10-04 2022-09-28 キヤノン株式会社 画像形成装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082657U (ja) 1983-11-11 1985-06-07 京セラミタ株式会社 画像形成装置における感光体ドラムの加熱機構
JPS6434205A (en) 1987-07-28 1989-02-03 Iseki Agricult Mach Reaping control device for combine
JPH01284874A (ja) * 1988-05-12 1989-11-16 Ricoh Co Ltd コロナ放電器のワイヤ清掃装置
JPH06214450A (ja) * 1993-01-20 1994-08-05 Ricoh Co Ltd 画像形成装置におけるチャージワイヤ清掃装置
JP2002323808A (ja) * 2001-04-26 2002-11-08 Ricoh Co Ltd チャージワイヤ清掃装置
JPWO2004102222A1 (ja) * 2003-05-13 2006-07-13 富士通株式会社 物体検出装置、物体検出方法、物体検出プログラム、距離センサ
JP4578178B2 (ja) * 2004-08-23 2010-11-10 株式会社リコー 画像形成装置
JP2007044821A (ja) * 2005-08-10 2007-02-22 Canon Finetech Inc シート裁断装置およびこれを用いた製本装置並びにプリンティングシステム
JP4689414B2 (ja) * 2005-09-07 2011-05-25 キヤノン株式会社 画像形成装置及びその画像形成方法
JP4850619B2 (ja) * 2006-08-14 2012-01-11 キヤノン株式会社 画像形成装置
JP2009128749A (ja) * 2007-11-27 2009-06-11 Kyocera Mita Corp 画像形成装置
JP5182624B2 (ja) * 2008-03-03 2013-04-17 株式会社リコー 画像形成装置及びプロセスユニット
JP5021692B2 (ja) * 2008-04-10 2012-09-12 株式会社東芝 画像形成装置及び画像形成装置に用いられる電位センサのシャッターの開閉状態検知方法
JP5305726B2 (ja) * 2008-05-07 2013-10-02 キヤノン株式会社 画像形成装置
JP2010066496A (ja) * 2008-09-10 2010-03-25 Kyocera Mita Corp 画像形成装置
JP5404001B2 (ja) * 2008-11-05 2014-01-29 キヤノン株式会社 帯電装置
JP5404295B2 (ja) * 2008-11-28 2014-01-29 キヤノン株式会社 コロナ帯電器を備える画像形成装置
JP5219780B2 (ja) * 2008-12-19 2013-06-26 キヤノン株式会社 帯電装置
JP4781424B2 (ja) * 2008-12-19 2011-09-28 キヤノン株式会社 帯電装置
JP5473424B2 (ja) * 2009-06-17 2014-04-16 キヤノン株式会社 帯電装置及び画像形成装置

Also Published As

Publication number Publication date
US20110243586A1 (en) 2011-10-06
CN102207708B (zh) 2013-11-27
KR101455442B1 (ko) 2014-10-27
US9122188B2 (en) 2015-09-01
CN102207708A (zh) 2011-10-05
KR20110109897A (ko) 2011-10-06
KR101545449B1 (ko) 2015-08-18
RU2011112216A (ru) 2012-10-10
EP2378371B1 (en) 2018-11-07
JP2011215259A (ja) 2011-10-27
EP2378371A1 (en) 2011-10-19
KR20140106460A (ko) 2014-09-03
RU2474855C2 (ru) 2013-02-10

Similar Documents

Publication Publication Date Title
JP5404001B2 (ja) 帯電装置
JP4676523B2 (ja) 画像形成装置
JPH01267667A (ja) 画像形成装置
CN101246331B (zh) 成像设备
JP5562074B2 (ja) 画像形成装置
US20200310275A1 (en) Image forming apparatus with fog suppression feature
JPH04212181A (ja) 感光体膜減り検出装置を備える画像形成装置
JP5566162B2 (ja) 画像形成装置
JP6331703B2 (ja) 画像形成装置および画像形成方法
US8755711B2 (en) Image forming apparatus and image forming method
JP2007199379A (ja) 画像形成装置
US12436481B2 (en) Image forming apparatus with control of plural power sources
JP5925156B2 (ja) 画像形成装置、感光層の膜厚測定方法
JP5342785B2 (ja) 現像装置及び画像形成装置
JPH11327366A (ja) 画像形成装置
US20200393785A1 (en) Image forming device and control method
JP2007310356A (ja) 画像形成装置
JP4696601B2 (ja) 画像形成装置
JP2016206588A (ja) 画像形成装置
JPH04313785A (ja) 画像形成装置のクリーニング装置
JP2002132023A (ja) 画像形成装置
JP2023046986A (ja) 定着装置及び画像形成装置
JP2013238898A (ja) 画像形成装置
CN112099322A (zh) 图像形成装置
JP2001075380A (ja) 画像形成装置

Legal Events

Date Code Title Description
RD05 Notification of revocation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7425

Effective date: 20120727

RD05 Notification of revocation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7425

Effective date: 20120730

RD05 Notification of revocation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7425

Effective date: 20120731

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20120831

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130329

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20130329

RD05 Notification of revocation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7425

Effective date: 20130701

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20131128

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20131205

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140203

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20140520

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20140617

R151 Written notification of patent or utility model registration

Ref document number: 5566162

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151