JP2021182110A - 定着装置および画像形成装置 - Google Patents
定着装置および画像形成装置 Download PDFInfo
- Publication number
- JP2021182110A JP2021182110A JP2020088139A JP2020088139A JP2021182110A JP 2021182110 A JP2021182110 A JP 2021182110A JP 2020088139 A JP2020088139 A JP 2020088139A JP 2020088139 A JP2020088139 A JP 2020088139A JP 2021182110 A JP2021182110 A JP 2021182110A
- Authority
- JP
- Japan
- Prior art keywords
- holding member
- sheet metal
- heater
- belt
- stay
- 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.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 64
- 239000002184 metal Substances 0.000 claims abstract description 64
- 230000032258 transport Effects 0.000 description 9
- 239000004642 Polyimide Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- 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
- G03G2215/2035—Heating belt the fixing nip having a stationary belt support member opposing a pressure member
- G03G2215/2038—Heating belt the fixing nip having a stationary belt support member opposing a pressure member the belt further entrained around one or more rotating belt support members
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fixing For Electrophotography (AREA)
Abstract
Description
10 定着ベルト
20 加圧部材
30 ベルト保持部材
40 ヒーター保持部材
50 ステー板金
51 天板
52 側板
53 側板
511 端部
512 端部
60 ヒーター
70 押圧部材
Claims (4)
- 定着ベルトを加熱するヒーターと、
前記ヒーターを保持するヒーター保持部材と、
天板と、前記天板の短手方向両側から前記ヒーター保持部材に向かって延びる側板とを有し、前記ヒーター保持部材にかかる荷重を制御するステー板金と、
前記定着ベルトを周回転可能に保持し、前記ヒーター保持部材の長手方向の少なくとも一端と、前記ステー板金の長手方向の少なくとも一端とを保持するベルト保持部材と
を備え、
前記ステー板金の前記天板は、前記ステー板金の長手方向の少なくとも一端まで延びて形成される、定着装置。 - 前記ベルト保持部材を押圧する押圧部材をさらに備え、
前記ベルト保持部材は、
前記押圧部材による押圧力が加えられる加力部と、前記加力部に加わった前記押圧力を前記ステー板金に作用させる作用部と
を含み、
前記作用部に作用された前記押圧力は、前記ステー板金の天板の長手方向の少なくとも一端に作用する、請求項1に記載の定着装置。 - 前記ベルト保持部材は、
弾性部材を嵌め込み可能な空洞部をさらに備え、
前記押圧部材は、
前記空洞部に嵌め込まれた前記弾性部材の軸方向の一端と他端とを有し、
前記弾性部材の軸方向の一端は、前記加力部として前記押圧力を受け、
前記弾性部材の軸方向の他端は、前記作用部として前記押圧力を前記ステー板金の前記天板に作用させる、請求項2に記載の定着装置。 - 請求項1〜請求項3のいずれか1項に記載の定着装置と、
シートにトナー像を形成する画像形成部と
をさらに備える、請求項1〜請求項3のいずれか1項に記載の画像形成装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020088139A JP7510589B2 (ja) | 2020-05-20 | 2020-05-20 | 定着装置および画像形成装置 |
US17/324,886 US11507004B2 (en) | 2020-05-20 | 2021-05-19 | Fixing device and image forming apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020088139A JP7510589B2 (ja) | 2020-05-20 | 2020-05-20 | 定着装置および画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021182110A true JP2021182110A (ja) | 2021-11-25 |
JP7510589B2 JP7510589B2 (ja) | 2024-07-04 |
Family
ID=78607068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020088139A Active JP7510589B2 (ja) | 2020-05-20 | 2020-05-20 | 定着装置および画像形成装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11507004B2 (ja) |
JP (1) | JP7510589B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5366427B2 (ja) | 2008-04-09 | 2013-12-11 | キヤノン株式会社 | フィルム、及びそのフィルムを備える像加熱装置 |
JP6415226B2 (ja) | 2014-10-01 | 2018-10-31 | キヤノン株式会社 | 画像加熱装置 |
US9501012B2 (en) * | 2014-10-01 | 2016-11-22 | Canon Kabushiki Kaisha | Fixing apparatus for fixing a toner image to a recording medium |
US20160299461A1 (en) | 2015-04-09 | 2016-10-13 | Lexmark International, Inc. | Heater Frame for a Fuser Assembly and Methods of Using Same |
JP2017083599A (ja) | 2015-10-27 | 2017-05-18 | キヤノン株式会社 | ヒータユニット、その製造方法、及び加熱装置 |
JP6864257B2 (ja) | 2017-03-03 | 2021-04-28 | 株式会社リコー | 定着装置及び画像形成装置 |
-
2020
- 2020-05-20 JP JP2020088139A patent/JP7510589B2/ja active Active
-
2021
- 2021-05-19 US US17/324,886 patent/US11507004B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11507004B2 (en) | 2022-11-22 |
US20210364960A1 (en) | 2021-11-25 |
JP7510589B2 (ja) | 2024-07-04 |
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