JP2003345075A - 画像形成装置 - Google Patents

画像形成装置

Info

Publication number
JP2003345075A
JP2003345075A JP2002150464A JP2002150464A JP2003345075A JP 2003345075 A JP2003345075 A JP 2003345075A JP 2002150464 A JP2002150464 A JP 2002150464A JP 2002150464 A JP2002150464 A JP 2002150464A JP 2003345075 A JP2003345075 A JP 2003345075A
Authority
JP
Japan
Prior art keywords
image
image forming
toner
patch
forming apparatus
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.)
Pending
Application number
JP2002150464A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003345075A5 (enExample
Inventor
Seiko Itagaki
板垣　　整子
Kunio Shigeta
邦男 重田
Hiroshi Akita
宏 秋田
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta 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 Konica Minolta Inc filed Critical Konica Minolta Inc
Priority to JP2002150464A priority Critical patent/JP2003345075A/ja
Priority to US10/439,032 priority patent/US6798999B2/en
Publication of JP2003345075A publication Critical patent/JP2003345075A/ja
Publication of JP2003345075A5 publication Critical patent/JP2003345075A5/ja
Pending legal-status Critical Current

Links

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
    • G03G15/50—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
    • G03G15/5037—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 the characteristics being an electrical parameter, e.g. voltage
    • 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
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00033—Image density detection on recording member
    • G03G2215/00037—Toner image detection
    • G03G2215/00042—Optical detection
    • 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
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00033—Image density detection on recording member
    • G03G2215/00054—Electrostatic image detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Developing For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Developing Agents For Electrophotography (AREA)
JP2002150464A 2002-05-24 2002-05-24 画像形成装置 Pending JP2003345075A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002150464A JP2003345075A (ja) 2002-05-24 2002-05-24 画像形成装置
US10/439,032 US6798999B2 (en) 2002-05-24 2003-05-14 Image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002150464A JP2003345075A (ja) 2002-05-24 2002-05-24 画像形成装置

Publications (2)

Publication Number Publication Date
JP2003345075A true JP2003345075A (ja) 2003-12-03
JP2003345075A5 JP2003345075A5 (enExample) 2005-09-02

Family

ID=29545321

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002150464A Pending JP2003345075A (ja) 2002-05-24 2002-05-24 画像形成装置

Country Status (2)

Country Link
US (1) US6798999B2 (enExample)
JP (1) JP2003345075A (enExample)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010128401A (ja) * 2008-11-29 2010-06-10 Konica Minolta Business Technologies Inc 画像形成装置
JP2011048049A (ja) * 2009-08-26 2011-03-10 Konica Minolta Business Technologies Inc 画像形成装置
JP2012073390A (ja) * 2010-09-28 2012-04-12 Canon Inc 画像形成装置
EP1566705B1 (en) * 2004-01-20 2019-01-09 Brother Kogyo Kabushiki Kaisha Image forming apparatus
WO2019107551A1 (ja) * 2017-11-30 2019-06-06 京セラドキュメントソリューションズ株式会社 画像形成装置
US10691052B2 (en) 2018-08-31 2020-06-23 Kyocera Document Solutions Inc. Image forming apparatus
US10698337B2 (en) 2018-05-30 2020-06-30 Kyocera Document Solutions Inc. Image forming apparatus with developer information acquisition unit that acquires information relating to deterioration of developer based on an acquired toner charging amount
US10775712B2 (en) 2018-05-30 2020-09-15 Kyocera Document Solutions Inc. Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier
US10775727B2 (en) 2018-05-30 2020-09-15 Kyocera Document Solutions Inc. Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier
US10788771B2 (en) 2018-05-30 2020-09-29 Kyocera Document Solutions Inc. Image forming apparatus with charging amount acquisition unit
JP2020173403A (ja) * 2019-04-12 2020-10-22 京セラドキュメントソリューションズ株式会社 画像形成装置
US10921729B2 (en) 2018-09-27 2021-02-16 Kyocera Document Solutions Inc. Image forming apparatus
US11143979B2 (en) 2019-11-15 2021-10-12 Kyocera Document Solutions Inc. Image forming apparatus having simple configuration and capable of measuring toner current included in developing current, and accurately calculating toner charge amount based on measurement result
US11249415B2 (en) 2019-11-15 2022-02-15 Kyocera Document Solutions Inc. Image forming apparatus using two-component developer including toner and carrier that determines toner charge amount based on a developing current
US12306565B2 (en) 2023-03-24 2025-05-20 Kyocera Document Solutions Inc. Image forming apparatus
US12619172B2 (en) 2024-03-14 2026-05-05 Kyocera Document Solutions Inc. Image forming apparatus

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4656598B2 (ja) * 2003-12-02 2011-03-23 富士ゼロックス株式会社 画像形成装置、校正方法及びそのプログラム
JP2006039036A (ja) * 2004-07-23 2006-02-09 Konica Minolta Business Technologies Inc トナー濃度推定方法及び装置、並びにその装置を備えた画像形成装置
DE102008056966B4 (de) * 2008-11-11 2016-06-02 Océ Printing Systems GmbH & Co. KG Verfahren und Anordnung zur Regelung der Tonereinfärbung von Ladungsbildern auf einem Fotoleiterelement bei einem elektrografischen Druckgerät
JP7081357B2 (ja) * 2018-07-17 2022-06-07 京セラドキュメントソリューションズ株式会社 画像形成装置
US20250264827A1 (en) * 2024-02-19 2025-08-21 Canon Kabushiki Kaisha Determination method and recovery method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5235385A (en) * 1992-04-15 1993-08-10 Eastman Kodak Company Method and apparatus for controlling toner image density
JP2991098B2 (ja) * 1995-12-28 1999-12-20 富士ゼロックス株式会社 画像形成装置および方法
US6034703A (en) * 1997-01-29 2000-03-07 Texas Instruments Incorporated Process control of electrophotographic device

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1566705B1 (en) * 2004-01-20 2019-01-09 Brother Kogyo Kabushiki Kaisha Image forming apparatus
JP2010128401A (ja) * 2008-11-29 2010-06-10 Konica Minolta Business Technologies Inc 画像形成装置
JP2011048049A (ja) * 2009-08-26 2011-03-10 Konica Minolta Business Technologies Inc 画像形成装置
JP2012073390A (ja) * 2010-09-28 2012-04-12 Canon Inc 画像形成装置
WO2019107551A1 (ja) * 2017-11-30 2019-06-06 京セラドキュメントソリューションズ株式会社 画像形成装置
JPWO2019107551A1 (ja) * 2017-11-30 2020-04-09 京セラドキュメントソリューションズ株式会社 画像形成装置
US10775712B2 (en) 2018-05-30 2020-09-15 Kyocera Document Solutions Inc. Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier
US10698337B2 (en) 2018-05-30 2020-06-30 Kyocera Document Solutions Inc. Image forming apparatus with developer information acquisition unit that acquires information relating to deterioration of developer based on an acquired toner charging amount
US10775727B2 (en) 2018-05-30 2020-09-15 Kyocera Document Solutions Inc. Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier
US10788771B2 (en) 2018-05-30 2020-09-29 Kyocera Document Solutions Inc. Image forming apparatus with charging amount acquisition unit
US10691052B2 (en) 2018-08-31 2020-06-23 Kyocera Document Solutions Inc. Image forming apparatus
US10921729B2 (en) 2018-09-27 2021-02-16 Kyocera Document Solutions Inc. Image forming apparatus
JP2020173403A (ja) * 2019-04-12 2020-10-22 京セラドキュメントソリューションズ株式会社 画像形成装置
JP7303977B2 (ja) 2019-04-12 2023-07-06 京セラドキュメントソリューションズ株式会社 画像形成装置
US11143979B2 (en) 2019-11-15 2021-10-12 Kyocera Document Solutions Inc. Image forming apparatus having simple configuration and capable of measuring toner current included in developing current, and accurately calculating toner charge amount based on measurement result
US11249415B2 (en) 2019-11-15 2022-02-15 Kyocera Document Solutions Inc. Image forming apparatus using two-component developer including toner and carrier that determines toner charge amount based on a developing current
US12306565B2 (en) 2023-03-24 2025-05-20 Kyocera Document Solutions Inc. Image forming apparatus
US12619172B2 (en) 2024-03-14 2026-05-05 Kyocera Document Solutions Inc. Image forming apparatus

Also Published As

Publication number Publication date
US20030219266A1 (en) 2003-11-27
US6798999B2 (en) 2004-09-28

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