JPH0283557U - - Google Patents
Info
- Publication number
- JPH0283557U JPH0283557U JP16315588U JP16315588U JPH0283557U JP H0283557 U JPH0283557 U JP H0283557U JP 16315588 U JP16315588 U JP 16315588U JP 16315588 U JP16315588 U JP 16315588U JP H0283557 U JPH0283557 U JP H0283557U
- Authority
- JP
- Japan
- Prior art keywords
- rubber layer
- fixing
- fixing device
- roller
- pressure 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 229920001973 fluoroelastomer Polymers 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
Landscapes
- Fixing For Electrophotography (AREA)
Description
第１図は、本考案の定着装置に配される加圧ロ
ーラの構造説明図。第２図ａ，ｂ，ｃは、本考案
および従来技術の定着装置を有する電子写真記録
装置の帯電チヤージヤの帯電能力を示す、初期お
よび一万枚印字後の表面電位説明図。第３図は、
本考案の定着装置を有する電子写真記録装置の一
実施例を示す概要構成図。第４図、第５図は、従
来の定着装置に配される加圧ローラの構造説明図
。
１……加圧ローラ、１ａ……芯金、１ｂ……シ
リコンゴム層、１ｃ……フツ素ゴム層、２……定
着ローラ、３……熱源、４……剥離爪、１１……
感光体、１２……帯電チヤージヤ、１３……光書
込装置、１４……現像器、１５……転写チヤージ
ヤ、１６……クリーナー、１７……イレーサ、２
０ａ……トナー支持体、２０ｂ……定着トナー像
、２０ｂ′……未定着トナー像、２１……ゲート
ローラ。
FIG. 1 is a structural explanatory diagram of a pressure roller disposed in the fixing device of the present invention. FIGS. 2a, 2b, and 2c are explanatory diagrams of the surface potential at the initial stage and after printing 10,000 sheets, showing the charging ability of the charger of the electrophotographic recording apparatus having the fixing device of the present invention and the conventional technology. Figure 3 shows
1 is a schematic configuration diagram showing an embodiment of an electrophotographic recording apparatus having a fixing device of the present invention. 4 and 5 are structural explanatory diagrams of a pressure roller disposed in a conventional fixing device. DESCRIPTION OF SYMBOLS 1... Pressure roller, 1a... Core metal, 1b... Silicone rubber layer, 1c... Fluorine rubber layer, 2... Fixing roller, 3... Heat source, 4... Peeling nail, 11...
Photoreceptor, 12... Charger, 13... Optical writing device, 14... Developer, 15... Transfer charger, 16... Cleaner, 17... Eraser, 2
0a... Toner support, 20b... Fixed toner image, 20b'... Unfixed toner image, 21... Gate roller.
Claims (1)
該定着ローラを加熱する熱源、該定着ローラに加
圧対向する加圧ローラより構成される定着装置に
おいて、該加圧ローラが芯金、芯金周上のシリコ
ンゴム層、該シリコンゴム層外周部および端面部
を完全に被覆するフツ素ゴム層からなることを特
徴とする定着装置。 A fixing roller installed in an electrophotographic recording device,
In a fixing device that includes a heat source that heats the fixing roller, and a pressure roller that presses and opposes the fixing roller, the pressure roller includes a core metal, a silicone rubber layer on the periphery of the core metal, and an outer peripheral portion of the silicone rubber layer. and a fixing device comprising a fluoro rubber layer that completely covers the end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16315588U JPH0283557U (en) | 1988-12-16 | 1988-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16315588U JPH0283557U (en) | 1988-12-16 | 1988-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0283557U true JPH0283557U (en) | 1990-06-28 |
Family
ID=31447629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16315588U Pending JPH0283557U (en) | 1988-12-16 | 1988-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0283557U (en) |
-
1988
- 1988-12-16 JP JP16315588U patent/JPH0283557U/ja active Pending