JPS62103548U - - Google Patents
Info
- Publication number
- JPS62103548U JPS62103548U JP19618885U JP19618885U JPS62103548U JP S62103548 U JPS62103548 U JP S62103548U JP 19618885 U JP19618885 U JP 19618885U JP 19618885 U JP19618885 U JP 19618885U JP S62103548 U JPS62103548 U JP S62103548U
- Authority
- JP
- Japan
- Prior art keywords
- feeding
- paper
- feeding roller
- concave
- convex portion
- 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
- 230000007423 decrease Effects 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Sheets, Magazines, And Separation Thereof (AREA)
Description
第１図は本考案に係わる用紙給送装置の一例を
示す縦断面図、第２図は給送コロと用紙との関係
を示す断面図、第３図は給送コロと用紙との関係
を示す断面図、第４図は給送コロ等の軸に掛かる
負荷トルクの変化を示すグラフ、第５図は従来の
給送コロ軸に掛かる負荷トルクの変化を示すグラ
フ、第６図は他の実施例を示す給送コロの断面図
、第７図は従来の用紙給送装置を示す縦断面図で
ある。
１……給送コロ、２……載置板、３……用紙、
４……バネ、５……分離爪、６……軸、７……待
機ロール、８……ケース、８ａ……底面、９……
用紙載置板、９ａ……下面、１０……用紙、１１
……バネ、１２……分離爪、１３，１３′……給
送コロ、１３ａ……平坦面、１４，１４′……芯
金、１４ａ……円周面、１５，１５′……給送材
、１６……軸、１７……空隙。
Fig. 1 is a longitudinal sectional view showing an example of a paper feeding device according to the present invention, Fig. 2 is a sectional view showing the relationship between the feeding rollers and paper, and Fig. 3 is a sectional view showing the relationship between the feeding rollers and paper. 4 is a graph showing changes in the load torque applied to the shaft of the feeding roller, etc., FIG. 5 is a graph showing changes in the load torque applied to the conventional feeding roller shaft, and FIG. A sectional view of a feeding roller showing an embodiment, and FIG. 7 is a vertical sectional view showing a conventional paper feeding device. 1... Feeding roller, 2... Placement plate, 3... Paper,
4... Spring, 5... Separation claw, 6... Shaft, 7... Standby roll, 8... Case, 8a... Bottom, 9...
Paper placement plate, 9a...Bottom surface, 10...Paper, 11
... Spring, 12 ... Separation claw, 13, 13' ... Feeding roller, 13a ... Flat surface, 14, 14' ... Core bar, 14a ... Circumferential surface, 15, 15' ... Feeding Material, 16... shaft, 17... void.
Claims (1)
する用紙載置板と、円周の一部に切欠き部分を形
成した断面を有し、非給送時は該切欠き部分が前
記用紙と所定間隔を保ち、給送時は円周部分にお
いて用紙を給送させる給送コロとを有する用紙給
送装置において、 前記給送コロは、用紙給送時に所定円弧に沿つ
てたわみ量が順次減少することを特徴とする給送
装置。 (2) 前記給送コロの給送面は、所定円弧に沿つ
て凹凸部を有し、該凹部の深さが順次変化するこ
とを特徴とする実用新案登録請求の範囲第１項記
載の給送装置。 (3) 前記給送コロの給送面は、所定円弧に沿つ
て凹凸部を有し、該凸部の幅が順次変化すること
を特徴とする実用新案登録請求の範囲第１項記載
の給送装置。[Claims for Utility Model Registration] (1) A paper placement plate that is pushed up by an elastic member and on which paper is placed, and a cross section with a notch formed in part of the circumference, and when not being fed. In a paper feeding device having a feeding roller in which the cutout portion maintains a predetermined distance from the paper and feeds the paper in a circumferential portion during feeding, the feeding roller has a predetermined circular arc when feeding the paper. A feeding device characterized in that the amount of deflection decreases sequentially along . (2) The feeding surface of the feeding roller has a concave and convex portion along a predetermined arc, and the depth of the concave portion changes sequentially. sending device. (3) The feeding surface of the feeding roller has a concave and convex portion along a predetermined circular arc, and the width of the convex portion changes sequentially. sending device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19618885U JPH0412036Y2 (en) | 1985-12-19 | 1985-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19618885U JPH0412036Y2 (en) | 1985-12-19 | 1985-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62103548U true JPS62103548U (en) | 1987-07-01 |
| JPH0412036Y2 JPH0412036Y2 (en) | 1992-03-25 |
Family
ID=31154779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19618885U Expired JPH0412036Y2 (en) | 1985-12-19 | 1985-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0412036Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009012980A (en) * | 2007-07-04 | 2009-01-22 | Samsung Electronics Co Ltd | Image forming apparatus |
-
1985
- 1985-12-19 JP JP19618885U patent/JPH0412036Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009012980A (en) * | 2007-07-04 | 2009-01-22 | Samsung Electronics Co Ltd | Image forming apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0412036Y2 (en) | 1992-03-25 |