JP7701823B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP7701823B2
JP7701823B2 JP2021120809A JP2021120809A JP7701823B2 JP 7701823 B2 JP7701823 B2 JP 7701823B2 JP 2021120809 A JP2021120809 A JP 2021120809A JP 2021120809 A JP2021120809 A JP 2021120809A JP 7701823 B2 JP7701823 B2 JP 7701823B2
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JP
Japan
Prior art keywords
heating element
voltage
power source
duty ratio
value
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
JP2021120809A
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English (en)
Japanese (ja)
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JP2023016472A (ja
JP2023016472A5 (enExample
Inventor
明知 宮本
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.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2021120809A priority Critical patent/JP7701823B2/ja
Priority to EP22183502.8A priority patent/EP4123388A1/en
Priority to KR1020220087976A priority patent/KR20230014645A/ko
Priority to US17/867,899 priority patent/US12019384B2/en
Priority to CN202210861919.4A priority patent/CN115685710A/zh
Publication of JP2023016472A publication Critical patent/JP2023016472A/ja
Publication of JP2023016472A5 publication Critical patent/JP2023016472A5/ja
Application granted granted Critical
Publication of JP7701823B2 publication Critical patent/JP7701823B2/ja
Active 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
    • G03G15/20—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
    • G03G15/2003—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat
    • G03G15/2014—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat
    • G03G15/2039—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat with means for controlling the fixing temperature
    • G03G15/205—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat with means for controlling the fixing temperature specially for the mode of operation, e.g. standby, warming-up, error
    • 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
    • G03G15/20—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
    • G03G15/2003—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat
    • G03G15/2014—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat
    • G03G15/2039—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat with means for controlling the fixing temperature
    • 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
    • G03G15/20—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
    • G03G15/2003—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat
    • G03G15/2014—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat
    • G03G15/2053—Structural details of heat elements, e.g. structure of roller or belt, eddy current, induction heating
    • 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
    • G03G15/5004—Power supply control, e.g. power-saving mode, automatic power turn-off
    • 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
    • G03G15/80—Details relating to power supplies, circuits boards, electrical connections
    • 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
    • G03G2215/00978—Details relating to power supplies
    • 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
    • G03G2215/20—Details of the fixing device or porcess
    • G03G2215/2003—Structural features of the fixing device
    • G03G2215/2045—Variable fixing speed

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fixing For Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Control Of Resistance Heating (AREA)
JP2021120809A 2021-07-21 2021-07-21 画像形成装置 Active JP7701823B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2021120809A JP7701823B2 (ja) 2021-07-21 2021-07-21 画像形成装置
EP22183502.8A EP4123388A1 (en) 2021-07-21 2022-07-07 Image forming apparatus
KR1020220087976A KR20230014645A (ko) 2021-07-21 2022-07-18 화상 형성 장치
US17/867,899 US12019384B2 (en) 2021-07-21 2022-07-19 Image forming apparatus that fixes toner image to recording medium using heater
CN202210861919.4A CN115685710A (zh) 2021-07-21 2022-07-21 图像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021120809A JP7701823B2 (ja) 2021-07-21 2021-07-21 画像形成装置

Publications (3)

Publication Number Publication Date
JP2023016472A JP2023016472A (ja) 2023-02-02
JP2023016472A5 JP2023016472A5 (enExample) 2024-07-18
JP7701823B2 true JP7701823B2 (ja) 2025-07-02

Family

ID=82399521

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021120809A Active JP7701823B2 (ja) 2021-07-21 2021-07-21 画像形成装置

Country Status (5)

Country Link
US (1) US12019384B2 (enExample)
EP (1) EP4123388A1 (enExample)
JP (1) JP7701823B2 (enExample)
KR (1) KR20230014645A (enExample)
CN (1) CN115685710A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7701823B2 (ja) 2021-07-21 2025-07-02 キヤノン株式会社 画像形成装置
EP4123387A1 (en) * 2021-07-21 2023-01-25 Canon Kabushiki Kaisha Image forming apparatus for controlling heater of fixing unit powered by two power sources
JP7641840B2 (ja) 2021-07-21 2025-03-07 キヤノン株式会社 画像形成装置

Citations (13)

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JP2004233745A (ja) 2003-01-31 2004-08-19 Ricoh Co Ltd 定着ヒータ制御装置及び画像形成装置
JP2004303466A (ja) 2003-03-28 2004-10-28 Canon Inc ヒータ駆動回路
JP2005266454A (ja) 2004-03-19 2005-09-29 Ricoh Co Ltd 画像形成装置
JP2008052045A (ja) 2006-08-24 2008-03-06 Ricoh Co Ltd 定着制御装置および定着制御方法
JP2008096967A (ja) 2006-09-15 2008-04-24 Ricoh Co Ltd 画像形成装置及び電力制御方法
US20100178072A1 (en) 2009-01-13 2010-07-15 Samsung Electronics Co., Ltd. Image forming apparatus and method for controlling fuser thereof
JP2012230338A (ja) 2011-04-27 2012-11-22 Konica Minolta Business Technologies Inc 誘導加熱装置及び画像形成装置
JP2012237873A (ja) 2011-05-11 2012-12-06 Konica Minolta Business Technologies Inc 画像形成装置
JP2013097691A (ja) 2011-11-04 2013-05-20 Konica Minolta Business Technologies Inc 電力制御方法、電力制御装置および画像形成装置
JP2015121687A (ja) 2013-12-24 2015-07-02 キヤノン株式会社 画像形成装置
JP2015203763A (ja) 2014-04-14 2015-11-16 キヤノン株式会社 画像形成装置
JP2021033162A (ja) 2019-08-28 2021-03-01 コニカミノルタ株式会社 画像形成装置および制御方法
JP2021056274A (ja) 2019-09-27 2021-04-08 コニカミノルタ株式会社 定着装置及び画像形成装置

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JPS57168261A (en) * 1981-04-09 1982-10-16 Ricoh Co Ltd Electric power control system of copying machine
JP2621277B2 (ja) * 1988-01-19 1997-06-18 富士ゼロックス株式会社 ヒータの電力制御装置
US5329343A (en) 1991-05-14 1994-07-12 Fuji Xerox Co., Ltd. Temperature control method and fixing apparatus
DE69332233T2 (de) 1992-03-31 2003-04-17 Canon K.K., Tokio/Tokyo Bildheizgerät mit Steuerung der Betätigung mehrerer Heizelemente
JP3444455B2 (ja) * 1995-10-06 2003-09-08 株式会社リコー 定着ヒータ電流制御方法
US6301454B1 (en) 1997-09-18 2001-10-09 Copyer Co., Ltd. Fixing heater controlling method and an image forming device
JP2000243537A (ja) 1999-02-23 2000-09-08 Canon Inc 加熱装置、加熱定着装置および画像形成装置
JP2002182520A (ja) 2000-12-14 2002-06-26 Canon Inc 定着器および画像形成装置
JP2004012804A (ja) 2002-06-06 2004-01-15 Toshiba Tec Corp 誘導加熱を用いた加熱装置ならびに定着装置
JP2004126191A (ja) 2002-10-02 2004-04-22 Canon Inc 画像形成装置
JP2005049815A (ja) 2003-07-14 2005-02-24 Konica Minolta Business Technologies Inc 誘導加熱定着装置及び画像形成装置
JP5133015B2 (ja) * 2007-09-12 2013-01-30 株式会社リコー 画像形成装置、電源供給制御方法及びプログラム
KR101273509B1 (ko) 2008-08-01 2013-06-17 삼성전자주식회사 화상형성장치 및 상기 화상형성장치의 정착유닛 제어방법
JP2010066376A (ja) 2008-09-09 2010-03-25 Ricoh Co Ltd 定着制御装置、定着装置及び画像形成装置
JP5381000B2 (ja) 2008-10-16 2014-01-08 株式会社リコー 定着制御装置、定着装置及び画像形成装置
KR101656774B1 (ko) 2009-12-16 2016-09-12 삼성전자주식회사 전력 캡슐을 이용한 화상형성장치의 정착기 온도제어 방법 및 장치와 이를 구비하는 화상형성장치
JP5948851B2 (ja) * 2011-03-18 2016-07-06 株式会社リコー 発熱体通電制御装置、定着装置、画像形成装置及び発熱体通電制御方法
JP6304131B2 (ja) * 2015-06-08 2018-04-04 コニカミノルタ株式会社 定着装置及び画像形成装置
JP2017021173A (ja) 2015-07-10 2017-01-26 キヤノン株式会社 加熱定着装置および画像形成装置
JP2018146712A (ja) 2017-03-03 2018-09-20 コニカミノルタ株式会社 画像形成装置
JP7167599B2 (ja) 2018-09-27 2022-11-09 コニカミノルタ株式会社 画像形成装置
US11243489B2 (en) 2019-12-27 2022-02-08 Brother Kogyo Kabushiki Kaisha Fixing device and method for controlling fixing device
JP7471869B2 (ja) 2020-03-06 2024-04-22 キヤノン株式会社 加熱装置及び画像形成装置
JP7701823B2 (ja) 2021-07-21 2025-07-02 キヤノン株式会社 画像形成装置
JP2023104729A (ja) 2022-01-18 2023-07-28 キヤノン株式会社 画像形成装置

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004233745A (ja) 2003-01-31 2004-08-19 Ricoh Co Ltd 定着ヒータ制御装置及び画像形成装置
JP2004303466A (ja) 2003-03-28 2004-10-28 Canon Inc ヒータ駆動回路
JP2005266454A (ja) 2004-03-19 2005-09-29 Ricoh Co Ltd 画像形成装置
JP2008052045A (ja) 2006-08-24 2008-03-06 Ricoh Co Ltd 定着制御装置および定着制御方法
JP2008096967A (ja) 2006-09-15 2008-04-24 Ricoh Co Ltd 画像形成装置及び電力制御方法
US20100178072A1 (en) 2009-01-13 2010-07-15 Samsung Electronics Co., Ltd. Image forming apparatus and method for controlling fuser thereof
JP2012230338A (ja) 2011-04-27 2012-11-22 Konica Minolta Business Technologies Inc 誘導加熱装置及び画像形成装置
JP2012237873A (ja) 2011-05-11 2012-12-06 Konica Minolta Business Technologies Inc 画像形成装置
JP2013097691A (ja) 2011-11-04 2013-05-20 Konica Minolta Business Technologies Inc 電力制御方法、電力制御装置および画像形成装置
JP2015121687A (ja) 2013-12-24 2015-07-02 キヤノン株式会社 画像形成装置
JP2015203763A (ja) 2014-04-14 2015-11-16 キヤノン株式会社 画像形成装置
JP2021033162A (ja) 2019-08-28 2021-03-01 コニカミノルタ株式会社 画像形成装置および制御方法
JP2021056274A (ja) 2019-09-27 2021-04-08 コニカミノルタ株式会社 定着装置及び画像形成装置

Also Published As

Publication number Publication date
KR20230014645A (ko) 2023-01-30
EP4123388A1 (en) 2023-01-25
CN115685710A (zh) 2023-02-03
US12019384B2 (en) 2024-06-25
US20230023564A1 (en) 2023-01-26
JP2023016472A (ja) 2023-02-02

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