JPH0172520U - - Google Patents
Info
- Publication number
- JPH0172520U JPH0172520U JP1987167669U JP16766987U JPH0172520U JP H0172520 U JPH0172520 U JP H0172520U JP 1987167669 U JP1987167669 U JP 1987167669U JP 16766987 U JP16766987 U JP 16766987U JP H0172520 U JPH0172520 U JP H0172520U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- paper feed
- rollers
- paper
- separation
- 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
- 238000000926 separation method Methods 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Description
第１図は本考案における給紙装置の側面図、第
２図は本考案の用紙の給紙状態を示す要部正面図
、第３図は本考案を適用する複写機の概略断面図
、第４図は従来の原稿給紙装置の要部斜視図、第
５図は原稿給紙装置の作動説明図、第６図及び第
７図は従来の用紙の給紙状態を示す要部正面図で
ある。
３０３……給紙ローラ、３０４……分離ローラ
、４０３……回転コロ。
FIG. 1 is a side view of the paper feeding device according to the present invention, FIG. 2 is a front view of main parts showing the paper feeding state of the present invention, and FIG. 3 is a schematic sectional view of a copying machine to which the present invention is applied. FIG. 4 is a perspective view of the main parts of a conventional document feeder, FIG. 5 is an explanatory diagram of the operation of the document feeder, and FIGS. 6 and 7 are front views of the main parts showing the conventional paper feeding state. be. 303...Paper feed roller, 304...Separation roller, 403...Rotating roller.
Claims (1)
有し、給紙ローラ軸に所定間隔をもつて配置され
且つ一部に切欠きを形成した複数の給紙ローラと
、該給紙ローラ間に回動自在に配置される少なく
とも一つの回転コロと、分離ローラ軸に配置され
る分離ローラとから成り、 該分離ローラと前記回転コロを含む給紙ローラ
とは交互に千鳥状に配設されるとともに、該回転
コロの半径と分離ローラの半径との和が両者の軸
間距離に等しいか、若干大きくなるように構成さ
れたことを特徴とする給紙装置における重送防止
機構。[Claims for Utility Model Registration] A plurality of paper feeders having a pair of parallel paper feed roller shafts and a separation roller shaft, arranged at a predetermined distance from the paper feed roller shaft, and having a notch formed in a part. The paper feed roller includes a roller, at least one rotating roller rotatably disposed between the paper feed rollers, and a separation roller disposed on a separation roller shaft, and includes the separation roller and the rotation roller. A paper feeding device characterized in that the rotating rollers are arranged in a staggered manner, and the sum of the radius of the rotating rollers and the radius of the separating roller is equal to or slightly larger than the distance between the axes of the two rollers. Double feed prevention mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167669U JPH0172520U (en) | 1987-10-31 | 1987-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167669U JPH0172520U (en) | 1987-10-31 | 1987-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172520U true JPH0172520U (en) | 1989-05-16 |
Family
ID=31456173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987167669U Pending JPH0172520U (en) | 1987-10-31 | 1987-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172520U (en) |
-
1987
- 1987-10-31 JP JP1987167669U patent/JPH0172520U/ja active Pending
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