JPS63137374U - - Google Patents
Info
- Publication number
- JPS63137374U JPS63137374U JP2923187U JP2923187U JPS63137374U JP S63137374 U JPS63137374 U JP S63137374U JP 2923187 U JP2923187 U JP 2923187U JP 2923187 U JP2923187 U JP 2923187U JP S63137374 U JPS63137374 U JP S63137374U
- Authority
- JP
- Japan
- Prior art keywords
- fixing device
- fixing
- pressure roller
- thin film
- cylindrical thin
- 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
- 239000000463 material Substances 0.000 claims 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000010409 thin film Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は本考案による定着装置の構造を示す断
面図であり、第２図は本考案による定着装置のロ
ーラ部分の斜視図であり、第３図は従来の定着装
置の構造を示す断面図であり、第４図はローラ間
のニツプ部における記録紙の通過部分と、非通過
部分との関係を示す説明図であり、第５図は従来
の定着装置において、加圧ストレスと加熱ストレ
スにより加圧ローラ表面に発生する皺の状態を示
す説明図である。
符号の説明、３……定着ローラ、５……記録紙
、１５……加圧ローラ、１６……ＰＦＡチユーブ
。
FIG. 1 is a cross-sectional view showing the structure of a fixing device according to the present invention, FIG. 2 is a perspective view of a roller portion of the fixing device according to the present invention, and FIG. 3 is a cross-sectional view showing the structure of a conventional fixing device. FIG. 4 is an explanatory diagram showing the relationship between the portion through which the recording paper passes and the portion through which it does not pass in the nip between the rollers. FIG. FIG. 3 is an explanatory diagram showing the state of wrinkles generated on the surface of a pressure roller. Explanation of symbols, 3... Fixing roller, 5... Recording paper, 15... Pressure roller, 16... PFA tube.
Claims (1)
圧ローラとのローラ間でニツプして定着処理を行
う定着装置において、 前記加圧ローラに、該加圧ローラの径より大き
い径を有する円筒形の薄膜状ＰＦＡ材を非接着状
態で被覆したことを特徴とする定着装置。 (2) 前記円筒形の薄膜状ＰＦＡ材は継ぎ目が無
いことを特徴とする前記実用新案登録請求の範囲
第１項記載の定着装置。[Claims for Utility Model Registration] (1) In a fixing device that performs a fixing process by nipping a recording paper having a transferred image between a fixing roller and a pressure roller, A fixing device characterized by being coated with a cylindrical thin film-like PFA material having a diameter larger than that of a pressure roller in a non-adhesive state. (2) The fixing device according to claim 1, wherein the cylindrical thin film PFA material is seamless.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2923187U JPS63137374U (en) | 1987-02-27 | 1987-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2923187U JPS63137374U (en) | 1987-02-27 | 1987-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63137374U true JPS63137374U (en) | 1988-09-09 |
Family
ID=30832938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2923187U Pending JPS63137374U (en) | 1987-02-27 | 1987-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63137374U (en) |
-
1987
- 1987-02-27 JP JP2923187U patent/JPS63137374U/ja active Pending