JP6945751B2 - 定着装置 - Google Patents
定着装置 Download PDFInfo
- Publication number
- JP6945751B2 JP6945751B2 JP2020565718A JP2020565718A JP6945751B2 JP 6945751 B2 JP6945751 B2 JP 6945751B2 JP 2020565718 A JP2020565718 A JP 2020565718A JP 2020565718 A JP2020565718 A JP 2020565718A JP 6945751 B2 JP6945751 B2 JP 6945751B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- fixing device
- fixing belt
- sheet
- adhesive layer
- 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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-
- 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
- G03G15/2057—Structural details of heat elements, e.g. structure of roller or belt, eddy current, induction heating relating to the chemical composition of the heat element and layers thereof
-
- 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
- G03G15/2064—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat combined with pressure
-
- 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
-
- 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
-
- 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
- G03G2215/2048—Surface layer material
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fixing For Electrophotography (AREA)
Description
11 基材
12 摺動層
13 プライマー層
14 ゴム層
15 接着層
16 表層
Claims (2)
- プラスに帯電されたトナー像が形成されたシートに回転しながら接触して、前記トナー像を前記シートに定着させる、筒状の定着装置であって、
金属製の筒状の基材と、
前記基材の外周に被覆されたゴム層と、
前記ゴム層の外周に被覆された接着層と、
前記接着層の外周に被覆された樹脂製の表層と
を有し、
前記表層の表面が−1kVに帯電されて帯電終了時点から120秒経過後の電荷減衰量ΔVがゼロであり、前記定着装置の厚さ方向での単位面積あたりの静電容量Cが2.68pF/cm 2 以上、かつ3.30pF/cm2以下であることを特徴とする
定着装置。 - プラスに帯電されたトナー像が形成されたシートに回転しながら接触して、前記トナー像を前記シートに定着させる、筒状の定着装置であって、
金属製の筒状の基材と、
前記基材の外周に被覆されたゴム層と、
前記ゴム層の外周に被覆された接着層と、
前記接着層の外周に被覆された樹脂製の表層と
を有し、
前記表層の表面が−1kVに帯電されて帯電終了時点から120秒経過後の電荷減衰量ΔVがゼロより大きく、
前記電荷減衰量ΔVを前記定着装置の厚さtで除算した値ΔV/tに対する、前記定着装置の厚さ方向での単位面積あたりの静電容量Cの比Ct/ΔVが5.4×10 8 pF/Vμm以上、かつ3.13×109pF/Vμm以下であることを特徴とする
定着装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019003843 | 2019-01-11 | ||
JP2019003843 | 2019-01-11 | ||
PCT/JP2019/051383 WO2020145191A1 (ja) | 2019-01-11 | 2019-12-27 | 定着装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020145191A1 JPWO2020145191A1 (ja) | 2021-09-09 |
JP6945751B2 true JP6945751B2 (ja) | 2021-10-06 |
Family
ID=71520340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020565718A Active JP6945751B2 (ja) | 2019-01-11 | 2019-12-27 | 定着装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11353813B2 (ja) |
JP (1) | JP6945751B2 (ja) |
CN (1) | CN112789560B (ja) |
WO (1) | WO2020145191A1 (ja) |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11316508A (ja) * | 1998-04-30 | 1999-11-16 | Canon Inc | 加熱定着装置及び画像形成装置 |
JP2002251090A (ja) * | 2001-02-27 | 2002-09-06 | Canon Inc | 定着装置及びこの定着装置を備える画像形成装置 |
JP2003255734A (ja) | 2002-02-28 | 2003-09-10 | Kyocera Mita Corp | 画像形成装置 |
JP2007147770A (ja) * | 2005-11-24 | 2007-06-14 | Fuji Xerox Co Ltd | 定着装置及び画像形成装置 |
JP4551934B2 (ja) * | 2008-02-04 | 2010-09-29 | シャープ株式会社 | 定着ベルト、定着ベルトの製造方法、及び定着装置 |
JP5730039B2 (ja) * | 2011-01-27 | 2015-06-03 | キヤノン株式会社 | 定着用回転体及びこの定着用回転体を搭載する定着装置 |
JP2014232229A (ja) * | 2013-05-29 | 2014-12-11 | 株式会社沖データ | 定着装置及び画像形成装置 |
JP2015090469A (ja) * | 2013-11-07 | 2015-05-11 | キヤノン株式会社 | 画像加熱装置 |
JP6265695B2 (ja) * | 2013-11-13 | 2018-01-24 | キヤノン株式会社 | 画像形成装置 |
JP2017015784A (ja) * | 2015-06-26 | 2017-01-19 | 京セラドキュメントソリューションズ株式会社 | 定着装置及び画像形成装置 |
JP6642791B2 (ja) * | 2015-11-18 | 2020-02-12 | シンジーテック株式会社 | 定着部材 |
JP6635070B2 (ja) | 2017-02-21 | 2020-01-22 | 京セラドキュメントソリューションズ株式会社 | 定着装置及び画像形成装置 |
-
2019
- 2019-12-27 US US17/280,954 patent/US11353813B2/en active Active
- 2019-12-27 WO PCT/JP2019/051383 patent/WO2020145191A1/ja active Application Filing
- 2019-12-27 CN CN201980063980.0A patent/CN112789560B/zh active Active
- 2019-12-27 JP JP2020565718A patent/JP6945751B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
WO2020145191A1 (ja) | 2020-07-16 |
JPWO2020145191A1 (ja) | 2021-09-09 |
US11353813B2 (en) | 2022-06-07 |
CN112789560B (zh) | 2021-12-14 |
CN112789560A (zh) | 2021-05-11 |
US20210341862A1 (en) | 2021-11-04 |
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