JPH0249935U - - Google Patents
Info
- Publication number
- JPH0249935U JPH0249935U JP12757288U JP12757288U JPH0249935U JP H0249935 U JPH0249935 U JP H0249935U JP 12757288 U JP12757288 U JP 12757288U JP 12757288 U JP12757288 U JP 12757288U JP H0249935 U JPH0249935 U JP H0249935U
- Authority
- JP
- Japan
- Prior art keywords
- optical sensor
- belt
- feeding device
- document
- document feeding
- 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
- 230000003287 optical effect Effects 0.000 claims description 9
Landscapes
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
Description
第１図は本考案の一例であるＲＡＤＦ等の原稿
送り装置に用いられている原稿搬送ベルトの斜視
図、第２図は画像形成装置に備えられた従来のＲ
ＡＤＦの概要側面図、第３図乃至第５図は光セン
サーと回動部材と原稿搬送ベルトの関係を示す本
考案の一実施例の要部側面図、第６図は従来のＲ
ＡＤＦ等の原稿送り装置の原稿搬送ベルトの斜視
図、第７図は従来の光センサーの配置を示す側面
図である。
〔符号の説明〕、１……ＲＡＤＦ等（原稿送り
装置）、４……原稿搬送ベルト、２７……透過型
光センサー（光センサー）、３７，４７……反射
型光センサー（光センサー）、２８，３８，４８
……回動部材、２３，３３，４３……支持部。
FIG. 1 is a perspective view of a document conveying belt used in a document feeding device such as RADF, which is an example of the present invention, and FIG.
A schematic side view of the ADF; FIGS. 3 to 5 are side views of main parts of an embodiment of the present invention showing the relationship between the optical sensor, the rotating member, and the document conveyance belt; FIG. 6 is a side view of the main part of the ADF
FIG. 7 is a perspective view of a document conveyance belt of a document feeder such as an ADF, and a side view showing the arrangement of a conventional optical sensor. [Explanation of symbols], 1... RADF etc. (original feeder), 4... Original transport belt, 27... Transmissive optical sensor (optical sensor), 37, 47... Reflective optical sensor (optical sensor), 28, 38, 48
...Rotating member, 23, 33, 43...Support part.
Claims (1)
具備し、前記光センサーの支持部が同ベルトの少
なくとも片側部近傍に取り付けられている画像形
成装置の原稿送り装置において、 前記光センサーの支持部に、同ベルトの端縁に
接触して同ベルトの片寄りを規制する回動部材を
設けたことを特徴とする原稿送り装置。[Claims for Utility Model Registration] A document feeding device of an image forming apparatus, which is equipped with an optical sensor for detecting the position of a document conveying belt, and in which a supporting portion of the optical sensor is attached near at least one side of the belt, A document feeding device characterized in that the support portion of the optical sensor is provided with a rotating member that comes into contact with an edge of the belt to prevent the belt from shifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12757288U JPH0249935U (en) | 1988-09-29 | 1988-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12757288U JPH0249935U (en) | 1988-09-29 | 1988-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0249935U true JPH0249935U (en) | 1990-04-06 |
Family
ID=31380123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12757288U Pending JPH0249935U (en) | 1988-09-29 | 1988-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0249935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010176045A (en) * | 2009-02-02 | 2010-08-12 | Ricoh Co Ltd | Belt driving device, belt fixing device and image forming apparatus |
-
1988
- 1988-09-29 JP JP12757288U patent/JPH0249935U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010176045A (en) * | 2009-02-02 | 2010-08-12 | Ricoh Co Ltd | Belt driving device, belt fixing device and image forming apparatus |