JP5134398B2 - 定着装置 - Google Patents
定着装置 Download PDFInfo
- Publication number
- JP5134398B2 JP5134398B2 JP2008057125A JP2008057125A JP5134398B2 JP 5134398 B2 JP5134398 B2 JP 5134398B2 JP 2008057125 A JP2008057125 A JP 2008057125A JP 2008057125 A JP2008057125 A JP 2008057125A JP 5134398 B2 JP5134398 B2 JP 5134398B2
- Authority
- JP
- Japan
- Prior art keywords
- key
- fixing
- plate
- driving force
- fixing roller
- 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.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims description 22
- 230000033001 locomotion Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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Images
Landscapes
- Fixing For Electrophotography (AREA)
Description
Claims (2)
- 互いに圧接した一対の定着ローラを有し、
少なくとも一方の定着ローラの端部にその長手軸に対して並行に延びるキー溝を形成し、このキー溝を備えた定着ローラに連結される駆動力伝達軸には前記キー溝に係合して駆動力伝達軸の回転運動を定着ローラへ伝達するキーを設け、
前記キー溝にあて板を設け、前記キーと前記あて板の接触により駆動力を伝達し、
前記駆動力伝達軸と前記定着ローラ内径の間にすべり部材を設け、
前記一対の定着ローラの圧接部で記録媒体上に形成された未定着トナー像を加熱加圧し、記録媒体上にトナー像を固着させる定着装置において、
前記キーの円周方向の形状として前記あて板との接触部のみを凸形状とし、
前記駆動力伝達軸の外径と前記すべり部材の間に生じる隙間をδとしたときに、前記凸形状の半径方向の長さを前記あて板の長さに対して−δ〜+δの長さとした
ことを特徴とする定着装置。 - 請求項1記載の定着装置において、
前記凸形状の半径方向の長さAが前記あて板の長さBに対してB≦A≦B+δの関係にあることを特徴とする定着装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008057125A JP5134398B2 (ja) | 2008-03-07 | 2008-03-07 | 定着装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008057125A JP5134398B2 (ja) | 2008-03-07 | 2008-03-07 | 定着装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009216735A JP2009216735A (ja) | 2009-09-24 |
JP5134398B2 true JP5134398B2 (ja) | 2013-01-30 |
Family
ID=41188715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008057125A Expired - Fee Related JP5134398B2 (ja) | 2008-03-07 | 2008-03-07 | 定着装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5134398B2 (ja) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0693154B2 (ja) * | 1987-11-06 | 1994-11-16 | 日立工機株式会社 | 電子写真装置における定着装置 |
JP2002049270A (ja) * | 2000-08-04 | 2002-02-15 | Hitachi Koki Co Ltd | 電子写真装置の定着装置 |
-
2008
- 2008-03-07 JP JP2008057125A patent/JP5134398B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009216735A (ja) | 2009-09-24 |
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