JP7302167B2 - 加熱装置、定着装置及び画像形成装置 - Google Patents

加熱装置、定着装置及び画像形成装置 Download PDF

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Publication number
JP7302167B2
JP7302167B2 JP2018237465A JP2018237465A JP7302167B2 JP 7302167 B2 JP7302167 B2 JP 7302167B2 JP 2018237465 A JP2018237465 A JP 2018237465A JP 2018237465 A JP2018237465 A JP 2018237465A JP 7302167 B2 JP7302167 B2 JP 7302167B2
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Japan
Prior art keywords
resistance heating
temperature
image forming
heating elements
forming apparatus
Prior art date
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Application number
JP2018237465A
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English (en)
Japanese (ja)
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JP2019117377A (ja
Inventor
知哉 足立
祐介 古市
幸通 染矢
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to EP18215082.1A priority Critical patent/EP3570114A1/en
Priority to EP23218622.1A priority patent/EP4339709A3/en
Priority to US16/232,246 priority patent/US10802427B2/en
Publication of JP2019117377A publication Critical patent/JP2019117377A/ja
Priority to JP2023062304A priority patent/JP7569023B2/ja
Application granted granted Critical
Publication of JP7302167B2 publication Critical patent/JP7302167B2/ja
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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
    • 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
    • G03G15/20—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
    • G03G15/2042—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 axial heat partition
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0227—Applications
    • H05B1/023—Industrial applications
    • H05B1/0241—For photocopiers
    • 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
    • G03G2215/2016—Heating belt
    • G03G2215/2019—Heating belt the belt not heating the toner or medium directly, e.g. heating a heating roller
    • 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
    • G03G2215/2016—Heating belt
    • G03G2215/2035—Heating belt the fixing nip having a stationary belt support member opposing a pressure member

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fixing For Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Control Of Resistance Heating (AREA)
JP2018237465A 2017-12-26 2018-12-19 加熱装置、定着装置及び画像形成装置 Active JP7302167B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP18215082.1A EP3570114A1 (en) 2017-12-26 2018-12-21 Heating device, fixing device, and image forming apparatus
EP23218622.1A EP4339709A3 (en) 2017-12-26 2018-12-21 Heating device, fixing device, and image forming apparatus
US16/232,246 US10802427B2 (en) 2017-12-26 2018-12-26 Heating device for fixing device of image forming apparatus having plurality of resistance heating elements and power interrupter
JP2023062304A JP7569023B2 (ja) 2017-12-26 2023-04-06 画像形成装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017249230 2017-12-26
JP2017249230 2017-12-26

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023062304A Division JP7569023B2 (ja) 2017-12-26 2023-04-06 画像形成装置

Publications (2)

Publication Number Publication Date
JP2019117377A JP2019117377A (ja) 2019-07-18
JP7302167B2 true JP7302167B2 (ja) 2023-07-04

Family

ID=67304513

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2018237465A Active JP7302167B2 (ja) 2017-12-26 2018-12-19 加熱装置、定着装置及び画像形成装置
JP2023062304A Active JP7569023B2 (ja) 2017-12-26 2023-04-06 画像形成装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023062304A Active JP7569023B2 (ja) 2017-12-26 2023-04-06 画像形成装置

Country Status (2)

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EP (2) EP3570114A1 (enExample)
JP (2) JP7302167B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7302167B2 (ja) * 2017-12-26 2023-07-04 株式会社リコー 加熱装置、定着装置及び画像形成装置
JP2021117298A (ja) * 2020-01-23 2021-08-10 株式会社リコー 加熱装置および画像形成装置
JP7557711B2 (ja) * 2020-12-01 2024-09-30 株式会社リコー 定着装置及び画像形成装置
WO2022163702A1 (ja) * 2021-01-28 2022-08-04 信越ポリマー株式会社 定着パッド
JP7620877B2 (ja) 2021-03-12 2025-01-24 株式会社リコー 定着装置及び画像形成装置
JP7630769B2 (ja) * 2021-07-05 2025-02-18 株式会社リコー 加熱装置、定着装置、画像形成装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001242740A (ja) 2000-02-28 2001-09-07 Canon Inc 定着装置及びこの定着装置を備える画像形成装置
JP2009244595A (ja) 2008-03-31 2009-10-22 Sharp Corp 定着装置、及びこれを備えた画像形成装置
JP2014016603A (ja) 2012-06-11 2014-01-30 Canon Inc 画像加熱装置及びベルト交換方法
JP2014059508A (ja) 2012-09-19 2014-04-03 Canon Inc ヒータ及びこのヒータを搭載する像加熱装置
JP2016139003A (ja) 2015-01-27 2016-08-04 キヤノン株式会社 像加熱装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02309382A (ja) * 1989-05-25 1990-12-25 Ricoh Co Ltd 加熱定着装置の制御装置
JP2006039143A (ja) * 2004-07-26 2006-02-09 Canon Inc 画像形成装置およびその制御方法
JP2009145386A (ja) * 2007-12-11 2009-07-02 Canon Inc 画像形成装置
JP4887398B2 (ja) * 2009-05-26 2012-02-29 シャープ株式会社 定着装置および該定着装置を備える画像形成装置
JP5966378B2 (ja) * 2012-01-23 2016-08-10 株式会社リコー 定着装置及び画像形成装置
JP6198580B2 (ja) * 2013-11-18 2017-09-20 キヤノン株式会社 像加熱装置及びこの像加熱装置を搭載する画像形成装置
JP6486121B2 (ja) 2014-03-19 2019-03-20 キヤノン株式会社 像加熱装置及び像加熱装置に用いるヒータ
JP6376868B2 (ja) 2014-07-09 2018-08-22 キヤノン株式会社 画像加熱装置及び加熱器
JP6661311B2 (ja) * 2015-09-11 2020-03-11 キヤノン株式会社 像加熱装置及び像加熱装置に用いるヒータ
EP3495893A1 (en) * 2017-12-08 2019-06-12 Ricoh Company, Ltd. Heating device, fixing device, and image forming apparatus
JP7302167B2 (ja) * 2017-12-26 2023-07-04 株式会社リコー 加熱装置、定着装置及び画像形成装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001242740A (ja) 2000-02-28 2001-09-07 Canon Inc 定着装置及びこの定着装置を備える画像形成装置
JP2009244595A (ja) 2008-03-31 2009-10-22 Sharp Corp 定着装置、及びこれを備えた画像形成装置
JP2014016603A (ja) 2012-06-11 2014-01-30 Canon Inc 画像加熱装置及びベルト交換方法
JP2014059508A (ja) 2012-09-19 2014-04-03 Canon Inc ヒータ及びこのヒータを搭載する像加熱装置
JP2016139003A (ja) 2015-01-27 2016-08-04 キヤノン株式会社 像加熱装置

Also Published As

Publication number Publication date
EP4339709A2 (en) 2024-03-20
JP2019117377A (ja) 2019-07-18
EP3570114A1 (en) 2019-11-20
EP4339709A3 (en) 2024-05-29
JP7569023B2 (ja) 2024-10-17
JP2023085496A (ja) 2023-06-20

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