JPH045437U - - Google Patents
Info
- Publication number
- JPH045437U JPH045437U JP4555690U JP4555690U JPH045437U JP H045437 U JPH045437 U JP H045437U JP 4555690 U JP4555690 U JP 4555690U JP 4555690 U JP4555690 U JP 4555690U JP H045437 U JPH045437 U JP H045437U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- rotating roller
- conveying device
- stationary member
- recording paper
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Handling Of Sheets (AREA)
- Paper Feeding For Electrophotography (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Facsimiles In General (AREA)
Description
第１図は本考案のシート状体搬送装置が適用さ
れる複写機の概略断面図、第２図は同複写機にお
ける用紙搬送装置の動作を制御する回路を示すブ
ロツク図、第３図は第２図に示す制御回路の動作
を説明するためのフローチヤート、第４図は同制
御回路の動作を説明するためのタイミングチヤー
ト、第５図ａ，ｂ，ｃはプラテンローラによる記
録紙の搬送状態を示す説明図、第６図、第７図は
本考案の用紙搬送装置において使用されるモータ
駆動回路の構成例を示す回路図である。
１……筺体、１ａ……上部カバー、１ｂ……前
面カバー、２，６……プラテンローラ、３……読
取光学系部、４，８……モータ、５ａ〜５ｆ，９
ａ〜９ｅ……ギア、７……印字ヘツド、１０……
開口部、１１……原稿案内シユート、１２……原
稿挿入口、１３……記録紙案内シユート、１４…
…記録紙挿入口、１５……原稿排出口、１６……
記録紙排出口、１７，１８……用紙センサ、１８
ａ…アクチユエータ、２０……マイクロコンピユ
ータ、２１……ＣＰＵ、２２……ＲＯＭ、２３…
…ＲＡＭ、２４……入力ポート、２５……出力ポ
ート、２６……バス、２７……スタートスイツチ
、２８……モータ駆動回路、Ａ……原稿読取部、
Ｂ……画像記録部、Ｄ……原稿、Ｐ……記録紙、
ａ，ｂ……ニツプ部。
FIG. 1 is a schematic sectional view of a copying machine to which the sheet conveyance device of the present invention is applied, FIG. 2 is a block diagram showing a circuit for controlling the operation of the sheet conveyance device in the copying machine, and FIG. 2 is a flowchart for explaining the operation of the control circuit, FIG. 4 is a timing chart for explaining the operation of the control circuit, and FIGS. 5a, b, and c show the conveyance state of recording paper by the platen roller. FIGS. 6 and 7 are circuit diagrams showing an example of the configuration of a motor drive circuit used in the paper conveyance device of the present invention. DESCRIPTION OF SYMBOLS 1...Housing, 1a...Top cover, 1b...Front cover, 2, 6...Platen roller, 3...Reading optical system section, 4, 8...Motor, 5a to 5f, 9
a~9e...Gear, 7...Print head, 10...
Opening, 11... Original guide chute, 12... Original insertion slot, 13... Recording paper guide chute, 14...
...Recording paper insertion slot, 15...Document output port, 16...
Recording paper outlet, 17, 18...Paper sensor, 18
a... Actuator, 20... Microcomputer, 21... CPU, 22... ROM, 23...
...RAM, 24 ... input port, 25 ... output port, 26 ... bus, 27 ... start switch, 28 ... motor drive circuit, A ... document reading section,
B...image recording section, D...manuscript, P...recording paper,
a, b...Nip part.
Claims (1)
持して搬送するシート状体搬送装置において、前
記回転ローラを駆動するモータの駆動電流を、前
記回転ローラと前記静止部材とによる前記シート
状体の挟持期間中には挟持されていないときより
も小さくなるように切り換える制御回路を設けた
ことを特徴とするシート状体搬送装置。 In a sheet conveying device that conveys a sheet while sandwiching it between a rotating roller and a stationary member, a drive current of a motor that drives the rotating roller is applied to the sheet by the rotating roller and the stationary member. 1. A sheet-like object conveying device characterized in that a control circuit is provided for switching the size of the sheet to be smaller during the nipping period than when not being nipped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4555690U JPH045437U (en) | 1990-04-27 | 1990-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4555690U JPH045437U (en) | 1990-04-27 | 1990-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH045437U true JPH045437U (en) | 1992-01-20 |
Family
ID=31559842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4555690U Pending JPH045437U (en) | 1990-04-27 | 1990-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH045437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022019335A (en) * | 2020-07-17 | 2022-01-27 | 株式会社Pfu | Medium conveyance device, control method and control program |
-
1990
- 1990-04-27 JP JP4555690U patent/JPH045437U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022019335A (en) * | 2020-07-17 | 2022-01-27 | 株式会社Pfu | Medium conveyance device, control method and control program |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH03218872A (en) | printer | |
| JPS5646774A (en) | Thermosensitive copying type information recording device | |
| JPS60182847A (en) | Copy machine | |
| JPS585728A (en) | Sheet supply control method for image processing device | |
| JP2535629Y2 (en) | Official seal position setting device for automatic stamping machines | |
| JPH0442285Y2 (en) | ||
| JP2943304B2 (en) | Printer | |
| JPS6158775A (en) | Printer | |
| JP2513042B2 (en) | Fax machine | |
| JPS62201472A (en) | image forming device | |
| JPS59188464A (en) | Printer | |
| JPH05204058A (en) | Original reading device | |
| JPS6090457U (en) | Paper cutting control device | |
| JPH0439014Y2 (en) | ||
| JPH02301468A (en) | Image forming apparatus | |
| JPS63106264U (en) | ||
| JPH0424531U (en) | ||
| JPH0240548U (en) | ||
| JPH02286276A (en) | Method for setting mode of printing apparatus | |
| JPH0234550U (en) | ||
| JPS62289830A (en) | Document handling device | |
| JPH0347559U (en) | ||
| JPS6380558U (en) | ||
| JPS6023856U (en) | Copy machine original size detection device | |
| JPH03254969A (en) | Thermal printing apparatus |