JPH0356753U - - Google Patents
Info
- Publication number
- JPH0356753U JPH0356753U JP11728789U JP11728789U JPH0356753U JP H0356753 U JPH0356753 U JP H0356753U JP 11728789 U JP11728789 U JP 11728789U JP 11728789 U JP11728789 U JP 11728789U JP H0356753 U JPH0356753 U JP H0356753U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- belt
- pair
- nip
- main conveyance
- 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
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Paper Feeding For Electrophotography (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
Description
第１図は本考案一実施例のシート搬送装置を備
えた定着装置の概略構成図、第２図は上記シート
搬送装置の斜視図、第３図はその構成体の一つで
ある中央ベルトの構成図、第４図は中央ベルトと
ガイド板との位置関係を示す図、第５図は上記シ
ート搬送装置によつて転写紙が円滑に搬送されて
いる状態を示す図、第６図は従来のシート搬送装
置を備えた定着装置の概略構成図、第７図は同上
装置において転写紙にジヤムを生じた状態を示す
図、第８図は従来のシート搬送装置に備えられる
定着入口ガイド板の斜視図である。
１，２……一対のローラ、３……シート搬送装
置、４……シート、７……主搬送ベルト、８……
シート進入側送路、９……中央ベルト、１０……
ガイド板。
FIG. 1 is a schematic configuration diagram of a fixing device equipped with a sheet conveying device according to an embodiment of the present invention, FIG. 2 is a perspective view of the sheet conveying device, and FIG. 3 is a diagram of a central belt, which is one of its components. 4 is a diagram showing the positional relationship between the central belt and the guide plate, FIG. 5 is a diagram showing the state in which the transfer paper is smoothly conveyed by the sheet conveying device, and FIG. 6 is a diagram showing the conventional FIG. 7 is a schematic diagram of a fixing device equipped with a sheet conveying device, FIG. 7 is a diagram showing a state in which a jam has occurred in transfer paper in the same device, and FIG. 8 is a diagram showing a fixing entrance guide plate provided in a conventional sheet conveying device. FIG. 1, 2...Pair of rollers, 3...Sheet conveyance device, 4...Sheet, 7...Main conveyance belt, 8...
Seat entry side feed path, 9...Central belt, 10...
guide board.
Claims (1)
、該一対のローラの間のニツプ部から所定距離を
隔てた位置に配設され、該ニツプ部に向けてシー
トを搬送する無端の主搬送ベルトと、一対のロー
ラと主搬送ベルトとの間のシート進入側搬送路に
設けられ主搬送ベルトより幅が狭くなつていて、
該主搬送ベルトのほぼ幅方向中心に配備される中
央ベルトと、シートガイド上面が両ベルトのシー
ト搬送面に略合致するようにして中央ベルトの両
側に、前記ニツプ部に向かうようにして配設され
る一対のガイド板とを具備して成る画像形成装置
のシート搬送装置。 (2) 主搬送ベルトと中央ベルトとの駆動を共用
させた請求項１記載の画像形成装置のシート搬送
装置。[Claims for Utility Model Registration] (1) A pair of rollers that nip and convey a sheet, and a roller that is disposed at a predetermined distance from a nip between the pair of rollers and that is directed toward the nip. An endless main conveyance belt for conveying sheets, and a conveyance path on the sheet entry side between a pair of rollers and the main conveyance belt, and the width is narrower than that of the main conveyance belt.
A central belt disposed approximately at the center in the width direction of the main conveyance belt, and sheet guides disposed on both sides of the central belt so as to face the nip portion so that the upper surfaces of the sheet guides substantially match the sheet conveyance surfaces of both belts. A sheet conveying device for an image forming apparatus, comprising a pair of guide plates. (2) The sheet conveyance device for an image forming apparatus according to claim 1, wherein the main conveyance belt and the central belt are driven in common.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11728789U JPH0356753U (en) | 1989-10-05 | 1989-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11728789U JPH0356753U (en) | 1989-10-05 | 1989-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0356753U true JPH0356753U (en) | 1991-05-31 |
Family
ID=31665508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11728789U Pending JPH0356753U (en) | 1989-10-05 | 1989-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0356753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009179461A (en) * | 2008-01-31 | 2009-08-13 | Seiko Epson Corp | Printing device |
-
1989
- 1989-10-05 JP JP11728789U patent/JPH0356753U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009179461A (en) * | 2008-01-31 | 2009-08-13 | Seiko Epson Corp | Printing device |
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