JPH0318040U - - Google Patents
Info
- Publication number
- JPH0318040U JPH0318040U JP7790689U JP7790689U JPH0318040U JP H0318040 U JPH0318040 U JP H0318040U JP 7790689 U JP7790689 U JP 7790689U JP 7790689 U JP7790689 U JP 7790689U JP H0318040 U JPH0318040 U JP H0318040U
- Authority
- JP
- Japan
- Prior art keywords
- roller
- paper
- paper feed
- shaft
- feed 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.)
- Granted
Links
- 238000000926 separation method Methods 0.000 claims description 5
- 230000007547 defect Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案における給紙装置の側面図、第
２図ａは本考案の用紙の給紙状態を示す要部正面
図、２図ｂは本考案の用紙の給紙状態を示す要部
断面正面図、第３図は本考案の給紙装置の要部斜
視図、第４図は本考案を適用する原稿シート給送
装置の概略断面図、第５図は本考案の給紙装置の
作動説明図、第６図は従来技術を示す側面図、第
７図ａは従来の用紙の給紙状態を示す要部正面図
、第７図ｂは従来の用紙の給紙状態を示す要部断
面正面図である。
３０……給紙装置、３００……さばき機構、３
０３……給紙ローラ、３０４……分離ローラ、３
３１……反転コロ、３３２……反転ローラ、４０
３……用紙押さえローラ。
Fig. 1 is a side view of the paper feeding device of the present invention, Fig. 2a is a front view of main parts showing the paper feeding state of the paper of the invention, and Fig. 2b is a main part showing the paper feeding state of the paper of the invention. 3 is a perspective view of essential parts of the paper feeding device of the present invention, FIG. 4 is a schematic sectional view of a document sheet feeding device to which the present invention is applied, and FIG. 5 is a diagram of the paper feeding device of the present invention. Fig. 6 is a side view showing the conventional technique; Fig. 7a is a front view of main parts showing a conventional paper feeding state; Fig. 7b is a main part showing a conventional paper feeding state. It is a cross-sectional front view. 30... Paper feeding device, 300... Sorting mechanism, 3
03...Paper feed roller, 304...Separation roller, 3
31... Reversing roller, 332... Reversing roller, 40
3... Paper holding roller.
Claims (1)
有し、前記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、 該給紙ローラ間に少し入り込ませて前記分離ロ
ーラ軸の軸方向に見て双方がオーバーラツプする
ように前記分離ローラ軸に配設されるとともに、
少なくとも一つの高摩擦係数を有する部材よりな
る反転ローラと、少なくとも一つの低摩擦係数を
有する部材よりなる反転コロからなる分離ローラ
と、 該分離ローラの反転コロに近接するように、前
記給紙ローラ軸に装着された用紙押え部材とを具
備し、 該用紙押え部材の前記給紙ローラ軸心から最外
郭面までの距離と反転コロの半径との和が両者の
軸心間距離に等しいか、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搬送
不良防止機構。[Claims for Utility Model Registration] A plurality of paper feed rollers 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 thereof. The paper roller and the paper feed roller are disposed on the separation roller shaft so that they overlap each other when viewed in the axial direction of the separation roller shaft, and are slightly inserted between the paper roller and the paper feed roller.
a separation roller consisting of a reversing roller made of at least one member having a high coefficient of friction and a reversing roller comprising at least one member having a low coefficient of friction; a paper holding member attached to a shaft, and whether the sum of the distance from the paper feed roller axis of the paper holding member to the outermost surface and the radius of the reversing roller is equal to the distance between the axes of the two; A conveyance defect prevention mechanism in a paper feeder, characterized in that it is configured to be slightly larger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7790689U JPH0730599Y2 (en) | 1989-06-30 | 1989-06-30 | Mechanism for preventing conveyance failure in paper feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7790689U JPH0730599Y2 (en) | 1989-06-30 | 1989-06-30 | Mechanism for preventing conveyance failure in paper feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0318040U true JPH0318040U (en) | 1991-02-22 |
| JPH0730599Y2 JPH0730599Y2 (en) | 1995-07-12 |
Family
ID=31620713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7790689U Expired - Lifetime JPH0730599Y2 (en) | 1989-06-30 | 1989-06-30 | Mechanism for preventing conveyance failure in paper feeder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0730599Y2 (en) |
-
1989
- 1989-06-30 JP JP7790689U patent/JPH0730599Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0730599Y2 (en) | 1995-07-12 |