JPH0276754U - - Google Patents
Info
- Publication number
- JPH0276754U JPH0276754U JP15643688U JP15643688U JPH0276754U JP H0276754 U JPH0276754 U JP H0276754U JP 15643688 U JP15643688 U JP 15643688U JP 15643688 U JP15643688 U JP 15643688U JP H0276754 U JPH0276754 U JP H0276754U
- Authority
- JP
- Japan
- Prior art keywords
- belt
- roller
- driven rotating
- heating roller
- rotating belt
- 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 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案に係るベルト式定着装置が設け
られた複写機の説明図、第２図は本考案に係るベ
ルト式定着装置の断面図、第３図は第２図のベル
ト式定着装置の―線に沿つた断面図、第４図
は従来のベルト式定着装置の説明図である。
１０……複写機、４４……ベルト式定着装置、
５０……加熱ローラ、５８……ヒータ、６０……
従動回転ベルト、６２，６４……ベルトローラ、
７０……圧接ローラ材。
FIG. 1 is an explanatory diagram of a copying machine equipped with a belt-type fixing device according to the present invention, FIG. 2 is a sectional view of the belt-type fixing device according to the present invention, and FIG. 3 is a belt-type fixing device shown in FIG. 2. FIG. 4 is an explanatory diagram of a conventional belt type fixing device. 10... Copying machine, 44... Belt type fixing device,
50...Heating roller, 58...Heater, 60...
Driven rotating belt, 62, 64...belt roller,
70... Pressure roller material.
Claims (1)
転ベルトとから成り、複写用紙を加熱ローラと従
動回転ベルトとの間に挟んでトナー像を定着する
画像形成装置のベルト式定着装置において、 前記加熱ローラに圧接し、前記従動回転ベルト
の材質より軟質な材料から成る圧接ローラ材を、
前記従動回転ベルトが巻き回されるベルトローラ
の両端に形成或いは設け、該圧接ローラ材の径を
巻き回ベルト部のベルトローラ径と従動回転ベル
トの厚みを加えたものより大径に形成することを
特徴とするベルト式定着装置。[Claims for Utility Model Registration] A belt for an image forming apparatus consisting of a heating roller and a driven rotating belt that is in pressure contact with the surface of the heating roller, and fixing a toner image by sandwiching a copy sheet between the heating roller and the driven rotating belt. In the type fixing device, a pressure roller material that is in pressure contact with the heating roller and is made of a material softer than the material of the driven rotating belt;
Formed or provided at both ends of the belt roller around which the driven rotating belt is wound, the diameter of the pressure roller material is formed to be larger than the sum of the belt roller diameter of the wound belt portion and the thickness of the driven rotating belt. A belt-type fixing device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15643688U JPH0276754U (en) | 1988-11-30 | 1988-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15643688U JPH0276754U (en) | 1988-11-30 | 1988-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0276754U true JPH0276754U (en) | 1990-06-12 |
Family
ID=31434976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15643688U Pending JPH0276754U (en) | 1988-11-30 | 1988-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0276754U (en) |
-
1988
- 1988-11-30 JP JP15643688U patent/JPH0276754U/ja active Pending