JP2011060657A5 - - Google Patents

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Publication number
JP2011060657A5
JP2011060657A5 JP2009210706A JP2009210706A JP2011060657A5 JP 2011060657 A5 JP2011060657 A5 JP 2011060657A5 JP 2009210706 A JP2009210706 A JP 2009210706A JP 2009210706 A JP2009210706 A JP 2009210706A JP 2011060657 A5 JP2011060657 A5 JP 2011060657A5
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JP
Japan
Prior art keywords
heat generating
row
conductor
longitudinal direction
heater
Prior art date
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Application number
JP2009210706A
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Japanese (ja)
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JP2011060657A (en
JP5424786B2 (en
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Publication date
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Priority claimed from JP2009210706A external-priority patent/JP5424786B2/en
Priority to JP2009210706A priority Critical patent/JP5424786B2/en
Priority to EP10757290.1A priority patent/EP2476027B1/en
Priority to PCT/JP2010/065573 priority patent/WO2011030843A1/en
Priority to KR1020127008628A priority patent/KR101412331B1/en
Priority to CN201080039448.4A priority patent/CN102483600B/en
Priority to US13/384,405 priority patent/US8653422B2/en
Priority to CN201510248773.6A priority patent/CN104849987A/en
Publication of JP2011060657A publication Critical patent/JP2011060657A/en
Publication of JP2011060657A5 publication Critical patent/JP2011060657A5/ja
Priority to US14/143,007 priority patent/US9086663B2/en
Publication of JP5424786B2 publication Critical patent/JP5424786B2/en
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (7)

基板と、前記基板上に設けられている第１及び第２導電体と、前記第１導電体と前記第２導電体の間に接続されている発熱抵抗体と、を有し、前記第１導電体は前記基板の長手方向に沿って設けられており、前記第２導電体は前記第１導電体とは前記基板の短手方向で異なる位置に前記長手方向に沿って設けられており、前記発熱抵抗体は前記第１導電体と前記第２導電体の間に複数本電気的に並列に接続されており、電気的に並列接続された複数本の前記発熱抵抗体を有する発熱ブロックが前記長手方向に沿って複数個設けられており、複数個の前記発熱ブロックが電気的に直列に接続されているヒータにおいて、
前記電気的に直列に接続されている複数個の発熱ブロックを有する列が、前記基板上の前記短手方向に複数あり、第１列中の前記発熱ブロックの端部と第２列中の前記発熱ブロックの端部が前記長手方向において重ならないように前記第１列中の前記発熱ブロックの位置と前記第２列中の前記発熱ブロックの位置が前記長手方向においてずれていることを特徴とするヒータ。 A first and second conductors provided on the substrate; and a heating resistor connected between the first conductor and the second conductor. The conductor is provided along the longitudinal direction of the substrate, and the second conductor is provided along the longitudinal direction at a position different from the first conductor in the lateral direction of the substrate, A plurality of the heating resistors are electrically connected in parallel between the first conductor and the second conductor, and a heating block having the plurality of heating resistors electrically connected in parallel is provided. A plurality of heaters are provided along the longitudinal direction, and the plurality of heat generating blocks are electrically connected in series.
There are a plurality of rows having a plurality of heat generating blocks electrically connected in series in the short direction on the substrate, and the ends of the heat generating blocks in the first row and the rows in the second row The position of the heat generating block in the first row and the position of the heat generating block in the second row are shifted in the longitudinal direction so that end portions of the heat generating blocks do not overlap in the longitudinal direction. heater. 前記発熱抵抗体は正の抵抗温度特性を有することを特徴とする請求項１に記載のヒータ。The heater according to claim 1, wherein the heating resistor has a positive resistance temperature characteristic. 前記第１列と前記第２列は電気的に直列に接続されていることを特徴とする請求項１又は２に記載のヒータ。 The heater according to claim 1 or 2 , wherein the first row and the second row are electrically connected in series. 前記第１列と前記第２列は独立駆動できる構成であることを特徴とする請求項１又は２に記載のヒータ。 The heater according to claim 1 or 2 , wherein the first row and the second row are configured to be independently driven. 前記発熱抵抗体の形状は長方形であり、隣り合う前記発熱抵抗体と前記長手方向において一部が重なり合うように配置されていることを特徴とする請求項１〜４いずれか一項に記載のヒータ。 The heater according to any one of claims 1 to 4, wherein a shape of the heating resistor is rectangular, and the heating resistor is disposed so as to partially overlap with the adjacent heating resistor in the longitudinal direction. . 各列の前記発熱ブロックは前記長手方向において端部に設けられており、この発熱ブロックよりも通紙基準側には一本の発熱抵抗体からなる発熱パターンが接続されていることを特徴とする請求項１〜５いずれか一項に記載のヒータ。 The heat generating blocks of each row are provided at the end in the longitudinal direction, and a heat generating pattern composed of a single heat generating resistor is connected to the sheet passing reference side from the heat generating block. The heater as described in any one of Claims 1-5 . エンドレスベルトと、前記エンドレスベルトの内面に接触するヒータと、前記エンドレスベルトを介して前記ヒータと共にニップ部を形成するニップ部形成部材と、を有し、前記ニップ部で画像を担持する記録材を挟持搬送しつつ加熱する像加熱装置において、
前記ヒータが請求項１〜６いずれか一項に記載のヒータであることを特徴とする像加熱装置。 An endless belt, a heater that contacts an inner surface of the endless belt, and a nip portion forming member that forms a nip portion together with the heater via the endless belt, and a recording material that carries an image at the nip portion. In an image heating apparatus for heating while nipping and conveying,
An image heating apparatus, wherein the heater is the heater according to any one of claims 1 to 6 .
JP2009210706A 2009-09-11 2009-09-11 Heater and image heating apparatus equipped with the heater Expired - Fee Related JP5424786B2 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2009210706A JP5424786B2 (en) 2009-09-11 2009-09-11 Heater and image heating apparatus equipped with the heater
CN201510248773.6A CN104849987A (en) 2009-09-11 2010-09-03 Heater, image heating device with the heater and image forming apparatus therein
PCT/JP2010/065573 WO2011030843A1 (en) 2009-09-11 2010-09-03 Heater, image heating device with the heater and image forming apparatus therein
KR1020127008628A KR101412331B1 (en) 2009-09-11 2010-09-03 Heater, image heating device with the heater and image forming apparatus therein
CN201080039448.4A CN102483600B (en) 2009-09-11 2010-09-03 Heater, image heating device with the heater and image forming apparatus therein
US13/384,405 US8653422B2 (en) 2009-09-11 2010-09-03 Heater, image heating device with the heater and image forming apparatus therein
EP10757290.1A EP2476027B1 (en) 2009-09-11 2010-09-03 Heater, image heating device with the heater and image forming apparatus therein
US14/143,007 US9086663B2 (en) 2009-09-11 2013-12-30 Heater, image heating device with the heater and image forming apparatus therein

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009210706A JP5424786B2 (en) 2009-09-11 2009-09-11 Heater and image heating apparatus equipped with the heater

Publications (3)

Publication Number Publication Date
JP2011060657A JP2011060657A (en) 2011-03-24
JP2011060657A5 true JP2011060657A5 (en) 2012-10-25
JP5424786B2 JP5424786B2 (en) 2014-02-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009210706A Expired - Fee Related JP5424786B2 (en) 2009-09-11 2009-09-11 Heater and image heating apparatus equipped with the heater

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JP (1) JP5424786B2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5495772B2 (en) * 2009-12-21 2014-05-21 キヤノン株式会社 Heater and image heating apparatus equipped with the heater
JP5832149B2 (en) 2011-06-02 2015-12-16 キヤノン株式会社 Image heating apparatus and heater used in the apparatus
JP2012252190A (en) * 2011-06-03 2012-12-20 Ist Corp Fixing device
JP6071366B2 (en) 2012-09-19 2017-02-01 キヤノン株式会社 Heater and image heating apparatus equipped with the heater
JP6779603B2 (en) * 2015-09-14 2020-11-04 キヤノン株式会社 A heater and an image heating device equipped with this heater
JP6676958B2 (en) * 2015-12-24 2020-04-08 株式会社リコー Fixing device and image forming device
JP7146469B2 (en) * 2018-06-14 2022-10-04 キヤノン株式会社 FIXING DEVICE, IMAGE FORMING APPARATUS HAVING FIXING DEVICE, AND HEATING BODY

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1257082B (en) * 1992-08-31 1996-01-05 Olivetti Canon Ind Spa HEATING DEVICE FOR THE FIXING OF INFORMATION ON AN INFORMATION SUPPORT OF DIFFERENT FORMATS.
JP2005209493A (en) * 2004-01-23 2005-08-04 Canon Inc Heating device and image forming device
JP5253240B2 (en) * 2008-03-14 2013-07-31 キヤノン株式会社 Image heating apparatus and heater used in the image heating apparatus
JP5384875B2 (en) * 2008-08-20 2014-01-08 ローム株式会社 heater

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