JPH0243840U - - Google Patents
Info
- Publication number
- JPH0243840U JPH0243840U JP12158188U JP12158188U JPH0243840U JP H0243840 U JPH0243840 U JP H0243840U JP 12158188 U JP12158188 U JP 12158188U JP 12158188 U JP12158188 U JP 12158188U JP H0243840 U JPH0243840 U JP H0243840U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- feeding
- rotation shaft
- clutch pawl
- sheets
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Sheets, Magazines, And Separation Thereof (AREA)
Description
第１図は、本発明に係る給紙装置の一実施例を
適用した画像形成装置を示す概略図、第２図は、
給紙装置の主要部を示す上面図、第３図及び第４
図は、給紙装置の動作態様を示す平面図である。
図において、１は画像形成装置、２はプロセス
ユニツト、５は給紙トレイ、６は定着ユニツト、
９は搬送ユニツト、１４は給紙ローラ、１５はリ
タードパツド、２０は転写ユニツト、２６は紙無
検知アクチユエータ、４３は用紙載置台、５１は
ソレノイド、５２は反射型センサー、５３はセン
サー基板、５４は一方向クラツチユニツト、５６
はクラツチ爪回動軸、６０はクラツチ爪、６２は
アクチユエータ回動軸部、６３はアーム、６５は
用紙を示す。
FIG. 1 is a schematic diagram showing an image forming apparatus to which an embodiment of the paper feeding device according to the present invention is applied, and FIG.
Top view showing the main parts of the paper feeding device, Figures 3 and 4
The figure is a plan view showing the operation mode of the paper feeding device. In the figure, 1 is an image forming apparatus, 2 is a process unit, 5 is a paper feed tray, 6 is a fixing unit,
9 is a conveyance unit, 14 is a paper feed roller, 15 is a retard pad, 20 is a transfer unit, 26 is a paper non-detection actuator, 43 is a paper mounting table, 51 is a solenoid, 52 is a reflective sensor, 53 is a sensor board, and 54 is a One-way clutch unit, 56
60 is a clutch pawl rotation shaft, 60 is a clutch pawl, 62 is an actuator rotation shaft, 63 is an arm, and 65 is a sheet of paper.
Claims (1)
置手段上に載置された用紙の最上面に接触して用
紙を一枚ずつ給送する給紙ローラと、該給紙ロー
ラへの駆動力の伝達を制御する一方向クラツチと
、該一方向クラツチを作動させるためのクラツチ
爪を有し、前記給紙ローラの給送方向上流側の用
紙載置手段の上部に給紙ローラと平行に配置され
たクラツチ爪回動軸と、該クラツチ爪回動軸に回
動自在に懸装され用紙載置手段上の用紙に該クラ
ツチ爪回動軸より下流側で接触する作動片と、該
作動片の回動位置により用紙載置手段上の用紙を
検出する手段とを備えていることを特徴とする給
紙装置。 A paper loading means for stacking sheets; a paper feeding roller for feeding the sheets one by one by contacting the top surface of the sheets placed on the paper loading means; and a feeding roller for feeding the sheets one by one. It has a one-way clutch for controlling the transmission of driving force and a clutch pawl for actuating the one-way clutch, and is mounted parallel to the paper feed roller on the upper side of the paper loading means on the upstream side in the feeding direction of the paper feed roller. a clutch pawl rotation shaft disposed on the clutch pawl rotation shaft; an actuating piece rotatably suspended on the clutch pawl rotation shaft and in contact with the paper on the sheet placement means downstream of the clutch pawl rotation shaft; 1. A paper feeding device comprising means for detecting paper on a paper mounting means based on the rotational position of an actuation piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12158188U JPH0243840U (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12158188U JPH0243840U (en) | 1988-09-19 | 1988-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243840U true JPH0243840U (en) | 1990-03-27 |
Family
ID=31368716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12158188U Pending JPH0243840U (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243840U (en) |
-
1988
- 1988-09-19 JP JP12158188U patent/JPH0243840U/ja active Pending
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