JPS6243375U - - Google Patents
Info
- Publication number
- JPS6243375U JPS6243375U JP13508885U JP13508885U JPS6243375U JP S6243375 U JPS6243375 U JP S6243375U JP 13508885 U JP13508885 U JP 13508885U JP 13508885 U JP13508885 U JP 13508885U JP S6243375 U JPS6243375 U JP S6243375U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- heating
- heating element
- fixing device
- journal
- 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 9
- 239000002184 metal Substances 0.000 description 2
Landscapes
- Fixing For Electrophotography (AREA)
- Control Of Resistance Heating (AREA)
Description
第１図は、本考案の定着装置における加熱ロー
ラの芯金を示す断面図、第２図は従来の定着装置
における加熱ローラの芯金を示す断面図、第３図
は従来の定着装置のヒータを長いものと短かいも
のとの温度分布を示すグラフである。
２……ローラ部、３……ジヤーナル部、４……
ヒータ、５……発熱部分。
FIG. 1 is a sectional view showing the core metal of the heating roller in the fixing device of the present invention, FIG. 2 is a sectional view showing the core metal of the heating roller in the conventional fixing device, and FIG. It is a graph showing the temperature distribution between long and short lengths. 2...Roller part, 3...Journal part, 4...
Heater, 5... Heat generating part.
Claims (1)
の両端に設けられたジヤーナル部とから成る加熱
ローラと、該加熱ローラに圧接して回転する加熱
ローラ部とを有し、前記加熱素子が加熱ローラ部
の軸線方向に配置されている定着装置において、
前記加熱ローラのジヤーナル部を断熱部材で構成
するとともに、前記加熱素子の発熱部分をローラ
部領域のみに設けたことを特徴とする前記定着装
置。 The heating roller includes a heating element inside and is composed of a roller part and a journal part provided at both ends of the roller part, and a heating roller part that rotates in pressure contact with the heating roller, and the heating element is heated. In the fixing device arranged in the axial direction of the roller part,
The fixing device, wherein the journal portion of the heating roller is made of a heat insulating member, and the heat generating portion of the heating element is provided only in the roller portion region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13508885U JPS6243375U (en) | 1985-09-05 | 1985-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13508885U JPS6243375U (en) | 1985-09-05 | 1985-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6243375U true JPS6243375U (en) | 1987-03-16 |
Family
ID=31036942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13508885U Pending JPS6243375U (en) | 1985-09-05 | 1985-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6243375U (en) |
-
1985
- 1985-09-05 JP JP13508885U patent/JPS6243375U/ja active Pending