JPS61167673U - - Google Patents
Info
- Publication number
- JPS61167673U JPS61167673U JP5238285U JP5238285U JPS61167673U JP S61167673 U JPS61167673 U JP S61167673U JP 5238285 U JP5238285 U JP 5238285U JP 5238285 U JP5238285 U JP 5238285U JP S61167673 U JPS61167673 U JP S61167673U
- Authority
- JP
- Japan
- Prior art keywords
- heating roller
- fixing device
- heating
- roller
- tapered
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
- Control Of Resistance Heating (AREA)
Description
第１図は、本考案の一実施例を示す長手方向の
断面図、第２図は、従来の加熱ローラ定着装置の
概略断面図、第３図は、従来の加熱ローラ表面の
温度分布を示す特性図、そして、第４図は、従来
のヒータの発熱分布を示す特性図である。
１，１０……加熱ローラ、２……発熱素子とし
てのハロゲンランプ、３……記録紙、４……トナ
ー、５……圧着ローラ。
FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention, FIG. 2 is a schematic sectional view of a conventional heating roller fixing device, and FIG. 3 is a diagram showing the temperature distribution on the surface of a conventional heating roller. FIG. 4 is a characteristic diagram showing the heat generation distribution of a conventional heater. 1, 10...Heating roller, 2...Halogen lamp as a heating element, 3...Recording paper, 4...Toner, 5...Pressure roller.
Claims (1)
ローラに圧着しながら回転する加圧ローラとから
なる加熱ローラ定着装置において、前記加熱ロー
ラの肉厚が端部で最小に中央部で最大になるよう
に内径を長手方向に順次テーパ状に形成したこと
を特徴とする加熱ローラ定着装置。 In a heating roller fixing device comprising a heating roller having a heating element inside and a pressure roller rotating while being pressed against the heating roller, the thickness of the heating roller is set to be minimum at the ends and maximum at the center. A heating roller fixing device characterized in that the inner diameter is tapered sequentially in the longitudinal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5238285U JPS61167673U (en) | 1985-04-09 | 1985-04-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5238285U JPS61167673U (en) | 1985-04-09 | 1985-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61167673U true JPS61167673U (en) | 1986-10-17 |
Family
ID=30572286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5238285U Pending JPS61167673U (en) | 1985-04-09 | 1985-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61167673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009223291A (en) * | 2008-02-21 | 2009-10-01 | Sharp Corp | Fixer and image forming device equipped with it |
-
1985
- 1985-04-09 JP JP5238285U patent/JPS61167673U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009223291A (en) * | 2008-02-21 | 2009-10-01 | Sharp Corp | Fixer and image forming device equipped with it |