JP5739648B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

Info

Publication number
JP5739648B2
JP5739648B2 JP2010261726A JP2010261726A JP5739648B2 JP 5739648 B2 JP5739648 B2 JP 5739648B2 JP 2010261726 A JP2010261726 A JP 2010261726A JP 2010261726 A JP2010261726 A JP 2010261726A JP 5739648 B2 JP5739648 B2 JP 5739648B2
Authority
JP
Japan
Prior art keywords
charge amount
gradation
toner
unit
contrast potential
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
JP2010261726A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012113121A (ja
JP2012113121A5 (enExample
Inventor
平林　純
純 平林
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 JP2010261726A priority Critical patent/JP5739648B2/ja
Priority to US13/285,337 priority patent/US8554095B2/en
Priority to EP11188987A priority patent/EP2458447A2/en
Priority to CN201110370996.1A priority patent/CN102478772B/zh
Publication of JP2012113121A publication Critical patent/JP2012113121A/ja
Publication of JP2012113121A5 publication Critical patent/JP2012113121A5/ja
Application granted granted Critical
Publication of JP5739648B2 publication Critical patent/JP5739648B2/ja
Expired - Fee Related 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
JP2010261726A 2010-11-24 2010-11-24 画像形成装置 Expired - Fee Related JP5739648B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2010261726A JP5739648B2 (ja) 2010-11-24 2010-11-24 画像形成装置
US13/285,337 US8554095B2 (en) 2010-11-24 2011-10-31 Image forming apparatus which controls setting of contrast potential
EP11188987A EP2458447A2 (en) 2010-11-24 2011-11-14 Image forming apparatus which controls setting of contrast potential
CN201110370996.1A CN102478772B (zh) 2010-11-24 2011-11-21 控制对比度电势的设定的图像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010261726A JP5739648B2 (ja) 2010-11-24 2010-11-24 画像形成装置

Publications (3)

Publication Number Publication Date
JP2012113121A JP2012113121A (ja) 2012-06-14
JP2012113121A5 JP2012113121A5 (enExample) 2013-12-26
JP5739648B2 true JP5739648B2 (ja) 2015-06-24

Family

ID=45400905

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010261726A Expired - Fee Related JP5739648B2 (ja) 2010-11-24 2010-11-24 画像形成装置

Country Status (4)

Country Link
US (1) US8554095B2 (enExample)
EP (1) EP2458447A2 (enExample)
JP (1) JP5739648B2 (enExample)
CN (1) CN102478772B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5729403B2 (ja) * 2012-07-25 2015-06-03 株式会社リコー 画像形成装置
JP6245921B2 (ja) * 2013-10-07 2017-12-13 キヤノン株式会社 画像形成装置
JP6440424B2 (ja) 2014-09-18 2018-12-19 キヤノン株式会社 画像形成装置
JP6635815B2 (ja) * 2016-02-05 2020-01-29 キヤノン株式会社 画像形成装置
JP2020020874A (ja) * 2018-07-30 2020-02-06 株式会社リコー 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
JP3187536B2 (ja) * 1992-06-16 2001-07-11 キヤノン株式会社 画像形成装置
JP3918334B2 (ja) * 1998-12-18 2007-05-23 コニカミノルタホールディングス株式会社 画像形成方法及び画像形成装置
JP2001042613A (ja) * 1999-07-28 2001-02-16 Canon Inc 現像装置及びこの現像装置を備える画像形成装置
JP2002108058A (ja) 2000-10-02 2002-04-10 Canon Inc 画像形成装置
US7203436B2 (en) * 2005-03-02 2007-04-10 Kabushiki Kaisha Toshiba Image forming apparatus and image forming method using decolorizing toner
JP4720448B2 (ja) * 2005-10-06 2011-07-13 富士ゼロックス株式会社 画像形成装置及びその出力画像濃度補正方法
JP2007199267A (ja) * 2006-01-25 2007-08-09 Fuji Xerox Co Ltd フルカラー画像形成方法
JP5173968B2 (ja) * 2008-09-25 2013-04-03 キヤノン株式会社 画像形成装置および画像形成方法
JP2010266594A (ja) * 2009-05-13 2010-11-25 Canon Inc 画像形成装置
JP5517712B2 (ja) * 2010-04-09 2014-06-11 キヤノン株式会社 画像形成装置及びその制御方法

Also Published As

Publication number Publication date
EP2458447A2 (en) 2012-05-30
JP2012113121A (ja) 2012-06-14
CN102478772B (zh) 2014-12-31
US8554095B2 (en) 2013-10-08
CN102478772A (zh) 2012-05-30
US20120128380A1 (en) 2012-05-24

Similar Documents

Publication Publication Date Title
JP5804764B2 (ja) 画像処理装置
JP4355636B2 (ja) 画像形成装置
WO2010035432A1 (ja) 画像形成装置および画像形成方法
JP5739648B2 (ja) 画像形成装置
US9280113B2 (en) Image forming apparatus capable of stabilizing image density on a short-term and long-term basis
JP6659118B2 (ja) 画像形成装置
JP5761927B2 (ja) 画像形成装置
CN109521661B (zh) 图像形成装置
JP6706054B2 (ja) 画像形成装置、画像処理装置及びプログラム
KR20120056205A (ko) 콘트라스트 전위의 설정을 제어하는 화상 형성 장치
JP2010176011A (ja) 画像形成装置
US6859628B2 (en) Image processing system and method that uses an environmental parameter value
JP5291244B2 (ja) 画像形成装置および画像形成方法
US8837965B2 (en) Image forming apparatus and control method thereof
JP5627359B2 (ja) 画像形成装置
JP6537023B2 (ja) 画像形成装置、画像形成方法及び画像形成プログラム
JP6541025B2 (ja) 画像形成装置
JP2012063683A (ja) 画像形成装置
JP4650718B2 (ja) 画像形成装置及び画像形成装置のトナー補給制御方法
JP6203161B2 (ja) 画像形成装置
JP2019070743A (ja) 画像形成装置
JP2008020535A (ja) 画像形成装置およびトナー濃度制御方法
JP7771142B2 (ja) 画像形成装置
JP2001255711A (ja) 画像形成装置
JP2008304646A (ja) 現像装置及び画像形成装置

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20131108

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20131108

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20140808

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A132

Effective date: 20140815

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20141010

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: 20150327

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20150424

R151 Written notification of patent or utility model registration

Ref document number: 5739648

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

LAPS Cancellation because of no payment of annual fees