JPH0325445U - - Google Patents
Info
- Publication number
- JPH0325445U JPH0325445U JP8478989U JP8478989U JPH0325445U JP H0325445 U JPH0325445 U JP H0325445U JP 8478989 U JP8478989 U JP 8478989U JP 8478989 U JP8478989 U JP 8478989U JP H0325445 U JPH0325445 U JP H0325445U
- Authority
- JP
- Japan
- Prior art keywords
- belt
- document
- roller
- platen
- feeding device
- 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.)
- Granted
Links
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Structure Of Belt Conveyors (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
Description
第１図〜第１２は本考案の第１実施例を示して
おり、第１図は原稿給送装置の縦断側面図、第２
図はスライドプレート近傍の側面図、第３図は駆
動ローラ側のスライドプレート近傍の構造を示す
部分平面図、第４図は抑えローラの支持部の側面
図、第５図は同じく横断面図、第６図は湾曲排出
部の縦断面図、第７図はフラツパ近傍の構成説明
図、第８図は同じく入口側櫛状舌片近傍の構成説
明図、第９図は給紙部の縦断側面図、第１０図は
同じく開放時の給紙部の縦断側面図、第１１図は
搬送ベルトとベルトローラとの関係を示す説明図
、第１２図は給紙部の動作を示すタイミングチヤ
ート、第１３図は搬送ベルトとベルトローラとの
関係の変形例の説明図である。
Ｃ……画像形成装置（電子複写装置）、Ｐ……
プラテン、Ｐ１……プラテンの給紙側端縁、Ｐ２
……最大用紙サイズにおける露光限界、Ａ……入
口側段差部、Ｂ……出口側段差部、１０……原稿
給送装置、１１……枠体、１２……側板、１３…
…支持軸穴、１３ａ……開放切欠部、１４……ス
ライド長穴、１５……原稿載置台、２０……給紙
部、２５……分離部、３５……レジストローラ、
３６……ピンチローラ、３８……ピンチレバー、
４５……繰込ガイド部、４５ａ……繰込ガイド部
の開口端、５０…搬送部、５１……駆動ローラ（
ベルトローラ）、５１ｃ……端部規制部材、５２
……従動ローラ（ベルトローラ）、５３……駆動
ローラの軸受、５４……従動ローラの軸受、５７
……スライドプレート（支持手段）、５７ａ……
軸受支持部、５８……スライドピン、６０……固
定小ねじ、６１……抑えローラ、６１ａ……抑え
ローラ軸、６２……抑えローラホルダ、６３……
搬送ベルト、６５……回動プレート（支持手段）
（変形例）、６６……回動支点、６８……従動ロ
ーラ（変形例）、６８ｃ……端部規制部材、７０
……湾曲排出部、７１……入口ガイド部、７３…
…レバー式センサ、７３ａ……センサレバー、７
４……反転ローラ、７５……固定部、７６……櫛
状舌片、７８……中間ガイド部、７８ａ……多歯
状部、７９……出口ガイド部、８１……出口側櫛
状舌片、８２……フラツパ（切換手段）、８２ａ
……多歯状部。
1 to 12 show a first embodiment of the present invention, in which FIG. 1 is a longitudinal sectional side view of the document feeding device, and FIG.
3 is a partial plan view showing the structure near the slide plate on the drive roller side, FIG. 4 is a side view of the support portion of the holding roller, and FIG. 5 is a cross-sectional view of the same. Fig. 6 is a longitudinal sectional view of the curved discharge section, Fig. 7 is an explanatory diagram of the configuration near the flapper, Fig. 8 is an explanatory diagram of the configuration near the comb-shaped tongue on the entrance side, and Fig. 9 is a longitudinal sectional view of the paper feed section. 10 is a vertical side view of the paper feed section when opened, FIG. 11 is an explanatory diagram showing the relationship between the conveyor belt and the belt roller, and FIG. 12 is a timing chart showing the operation of the paper feed section. FIG. 13 is an explanatory diagram of a modified example of the relationship between the conveyor belt and the belt rollers. C... Image forming device (electronic copying device), P...
Platen, P1...Paper feed side edge of platen, P2
. . . Exposure limit at maximum paper size, A . . . Entrance side step, B .
...Support shaft hole, 13a...Open notch, 14...Slide elongated hole, 15...Document mounting table, 20...Paper feed section, 25...Separation section, 35...Registration roller,
36...pinch roller, 38...pinch lever,
45... Feeding guide part, 45a... Opening end of feeding guide part, 50... Conveyance part, 51... Drive roller (
belt roller), 51c... end regulating member, 52
... Driven roller (belt roller), 53 ... Drive roller bearing, 54 ... Driven roller bearing, 57
...Slide plate (supporting means), 57a...
Bearing support part, 58... Slide pin, 60... Fixed screw, 61... Holding roller, 61a... Holding roller shaft, 62... Holding roller holder, 63...
Conveyor belt, 65...Rotating plate (supporting means)
(Modification), 66...Rotation fulcrum, 68...Followed roller (Modification), 68c...End regulating member, 70
...Curved discharge part, 71...Inlet guide part, 73...
...Lever type sensor, 73a...Sensor lever, 7
4... Reversing roller, 75... Fixed part, 76... Comb-shaped tongue piece, 78... Intermediate guide part, 78a... Multi-toothed part, 79... Exit guide part, 81... Exit side comb-shaped tongue Piece, 82...Flatspa (switching means), 82a
...polydentate.
Claims (1)
体の両側板間に、間隔をおいて一対のベルトロー
ラを回動自在に軸支し、このベルトローラ間に搬
送ベルトを張設して成り、前記搬送ベルトと前記
プラテン間に原稿を送つて所定位置に定位させる
原稿給送装置において、 一方のベルトローラの両端部に、ベルトの縁辺
を規制する端部規制部材を設けるとともに、他方
のベルトローラにおいて、ベルトの蛇行を自由に
許容するようにしたことを特徴とする原稿給送装
置。 (2) 画像形成装置のプラテン上に載置される枠
体の両側板間に、間隔をおいて一対のベルトロー
ラを回動自在に軸支し、このベルトローラ間に搬
送ベルトを張設して成り、前記搬送ベルトと前記
プラテン間に原稿を送つて所定位置に定位させる
原稿給送装置において、 前記各ベルトローラの両端部に、ベルトの縁辺
を規制する端部規制部材を配設するとともに、一
方のベルトローラの前記端部規制部材間の巾寸法
をベルトの蛇行を自由に許容するため、他方のベ
ルトローラの端部規制部材の巾寸法よりも大なら
しめたことを特徴とする原稿給送装置。 (3) 端部規制部材を具備し、搬送ベルトの縁辺
を規制するベルトローラは、駆動側のベルトロー
ラである請求項１または２記載の原稿給送装置。[Claims for Utility Model Registration] (1) A pair of belt rollers is rotatably supported at a distance between both side plates of a frame placed on the platen of an image forming apparatus. In a document feeding device that includes a conveyor belt stretched between the conveyor belt and the platen, the document is fed between the conveyor belt and the platen, and is oriented at a predetermined position. What is claimed is: 1. A document feeding device characterized in that a portion regulating member is provided, and the other belt roller is configured to freely allow the belt to meander. (2) A pair of belt rollers are rotatably supported at a distance between both side plates of a frame placed on the platen of the image forming apparatus, and a conveyor belt is stretched between the belt rollers. In the document feeding device that feeds the document between the conveyor belt and the platen and positions the document at a predetermined position, an end regulating member for regulating the edge of the belt is disposed at both ends of each of the belt rollers, and A document characterized in that the width between the end regulating members of one belt roller is made larger than the width of the end regulating member of the other belt roller in order to freely allow the belt to meander. Feeding device. (3) The document feeding device according to claim 1 or 2, wherein the belt roller that includes an end regulating member and that regulates the edge of the conveying belt is a driving side belt roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989084789U JP2504654Y2 (en) | 1989-07-19 | 1989-07-19 | Document feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989084789U JP2504654Y2 (en) | 1989-07-19 | 1989-07-19 | Document feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0325445U true JPH0325445U (en) | 1991-03-15 |
| JP2504654Y2 JP2504654Y2 (en) | 1996-07-10 |
Family
ID=31633500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989084789U Expired - Fee Related JP2504654Y2 (en) | 1989-07-19 | 1989-07-19 | Document feeder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2504654Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010150042A (en) * | 2008-11-20 | 2010-07-08 | Kyocera Mita Corp | Document feeding device and image forming apparatus including the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53137487U (en) * | 1977-04-05 | 1978-10-31 | ||
| JPS5831544U (en) * | 1981-08-24 | 1983-03-01 | 株式会社リコー | Automatic document feeder |
| JPS6429311U (en) * | 1987-08-13 | 1989-02-21 |
-
1989
- 1989-07-19 JP JP1989084789U patent/JP2504654Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53137487U (en) * | 1977-04-05 | 1978-10-31 | ||
| JPS5831544U (en) * | 1981-08-24 | 1983-03-01 | 株式会社リコー | Automatic document feeder |
| JPS6429311U (en) * | 1987-08-13 | 1989-02-21 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010150042A (en) * | 2008-11-20 | 2010-07-08 | Kyocera Mita Corp | Document feeding device and image forming apparatus including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2504654Y2 (en) | 1996-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |