JP2008197585A5 - Heating member, heating roller, fixing device, and image forming apparatus - Google Patents
Heating member, heating roller, fixing device, and image forming apparatus Download PDFInfo
- Publication number
- JP2008197585A5 JP2008197585A5 JP2007035512A JP2007035512A JP2008197585A5 JP 2008197585 A5 JP2008197585 A5 JP 2008197585A5 JP 2007035512 A JP2007035512 A JP 2007035512A JP 2007035512 A JP2007035512 A JP 2007035512A JP 2008197585 A5 JP2008197585 A5 JP 2008197585A5
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- Japan
- Prior art keywords
- roller
- heating
- heating member
- fixing device
- cored bar
- 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.)
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Description
以上の目的を達成するために、請求項１に記載の発明は、記録材上に担持されるトナー像を加熱及び加圧して該トナー像を定着させるための加熱部材において、前記加熱部材は、高熱伝導性のピッチ系炭素繊維を含むシリコーンゴムから構成されると共に、該シリコーンゴム中に低熱容量の空孔部を設けられ、前記空孔部の壁面箇所に沿って、前記炭素繊維が配向されている加熱部材を特徴とする。
請求項２に記載の発明は、ローラ芯金と、該ローラ芯金の外表面に請求項１に記載の加熱部材と、を備え、前記ローラ芯金は、厚さが０．５ｍｍ以下であって、当該ローラ芯金の内面に複数の周回凸部を一体に形成した加熱ローラを特徴とする。
請求項３に記載の発明は、最表面にフッ素系高分子よりなる層をさらに備えた請求項２に記載の加熱ローラを特徴とする。
請求項４に記載の発明は、請求項２又は３に記載の加熱ローラを用いた定着装置を特徴とする。
To achieve the above object, a first aspect of the present invention, in the heating member for by heat and pressure to the toner image borne on a recording material to fix the toner image, the heating member , Rutotomoni is composed of silicone rubber containing a high thermal conductivity pitch based carbon fibers, it provided the pores of the low heat capacity in the silicone rubber, along the wall surface portions of the cavities, wherein the carbon fibers are oriented The heating member is characterized.
The invention according to claim 2 comprises a roller cored bar and the heating member according to claim 1 on the outer surface of the roller cored bar, wherein the roller cored bar has a thickness of 0.5 mm or less. And a heating roller having a plurality of circumferential protrusions integrally formed on the inner surface of the roller core.
The invention according to claim 3, characterized by heating roller of claim 2, further comprising a layer comprising a fluorine-based polymer on the outermost surface.
According to a fourth aspect of the present invention, there is provided a fixing device using the heating roller according to the second or third aspect.
請求項５に記載の発明は、請求項４に記載の定着装置を備えた画像形成装置を特徴とする。 The invention described in 請 Motomeko 5, said image forming apparatus having a fixing device according to claim 4.
Claims (5)
前記加熱部材は、高熱伝導性のピッチ系炭素繊維を含むシリコーンゴムから構成されると共に、該シリコーンゴム中に低熱容量の空孔部を設けられ、前記空孔部の壁面箇所に沿って、前記炭素繊維が配向されていることを特徴とする加熱部材。 A toner image borne on a recording material heat and pressure to the heating member for fixing the toner image,
The heating member is Rutotomoni is composed of silicone rubber containing high thermal conductivity pitch based carbon fibers, provided the pores of the low heat capacity in the silicone rubber, along the wall surface portions of the cavities, the A heating member in which carbon fibers are oriented .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007035512A JP5233129B2 (en) | 2007-02-15 | 2007-02-15 | Heating roller, fixing device and image forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007035512A JP5233129B2 (en) | 2007-02-15 | 2007-02-15 | Heating roller, fixing device and image forming apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008197585A JP2008197585A (en) | 2008-08-28 |
| JP2008197585A5 true JP2008197585A5 (en) | 2010-01-21 |
| JP5233129B2 JP5233129B2 (en) | 2013-07-10 |
Family
ID=39756553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007035512A Active JP5233129B2 (en) | 2007-02-15 | 2007-02-15 | Heating roller, fixing device and image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5233129B2 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4988633B2 (en) | 2008-03-21 | 2012-08-01 | 株式会社リコー | Fixing member, fixing member manufacturing method, fixing rotator, fixing device, and image forming apparatus |
| JP5740803B2 (en) * | 2008-11-21 | 2015-07-01 | 株式会社リコー | Fixing member, and fixing device and image forming apparatus provided with the same |
| KR101518735B1 (en) | 2009-02-19 | 2015-05-18 | 삼성전자주식회사 | Heating adopting carbon nanotube and fusing device using the same |
| JP5822559B2 (en) * | 2010-07-15 | 2015-11-24 | キヤノン株式会社 | Pressure roller, image heating apparatus using the pressure roller, and method for manufacturing the pressure roller |
| JP2012131916A (en) * | 2010-12-22 | 2012-07-12 | Shin-Etsu Chemical Co Ltd | Highly heat-conductive silicone rubber sponge composition and fixing roll |
| JP5820392B2 (en) * | 2011-07-04 | 2015-11-24 | 住友電気工業株式会社 | Method for producing silicone rubber sponge and method for producing rubber-coated roller |
| JP2014142406A (en) | 2013-01-22 | 2014-08-07 | Ricoh Co Ltd | Pressing member, fixing member, and image forming apparatus |
| JP6015488B2 (en) | 2013-02-22 | 2016-10-26 | 株式会社リコー | Fixing member, fixing device, and image forming apparatus |
| JP6155718B2 (en) * | 2013-03-14 | 2017-07-05 | 株式会社リコー | Electrophotographic fixing device, image forming apparatus, and fixing method |
| JP6146697B2 (en) * | 2013-06-20 | 2017-06-14 | 株式会社リコー | Fixing member, fixing device, and image forming apparatus |
| JP6269030B2 (en) | 2013-07-17 | 2018-01-31 | 株式会社リコー | Fixing member, fixing device, and image forming apparatus |
| JP6570339B2 (en) * | 2014-07-16 | 2019-09-04 | キヤノン株式会社 | Fixing member and pressure roller |
| JP7263722B2 (en) | 2018-09-26 | 2023-04-25 | 富士フイルムビジネスイノベーション株式会社 | Fixing belt, fixing device, process cartridge, image forming apparatus, and base material for fixing belt |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0220891A (en) * | 1987-12-30 | 1990-01-24 | Sumitomo Electric Ind Ltd | Elastic fixing roller |
| JP3528371B2 (en) * | 1995-10-20 | 2004-05-17 | 富士ゼロックス株式会社 | Image forming device |
| JP3920133B2 (en) * | 2002-04-19 | 2007-05-30 | セイコーインスツル株式会社 | Fixing device, image forming apparatus |
| JP2005090627A (en) * | 2003-09-17 | 2005-04-07 | Canon Inc | Foam roller and method of manufacturing the foam roller |
| JP4325991B2 (en) * | 2003-12-19 | 2009-09-02 | 日信工業株式会社 | Carbon fiber composite material and method for producing the same, and method for producing carbon fiber composite metal material |
| JP2005292218A (en) * | 2004-03-31 | 2005-10-20 | Arai Pump Mfg Co Ltd | Fixing roller |
| JP2006133576A (en) * | 2004-11-08 | 2006-05-25 | Canon Inc | Thermally conductive elastic member and fixing member |
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2007
- 2007-02-15 JP JP2007035512A patent/JP5233129B2/en active Active
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