JPH0249939U - - Google Patents
Info
- Publication number
- JPH0249939U JPH0249939U JP12857088U JP12857088U JPH0249939U JP H0249939 U JPH0249939 U JP H0249939U JP 12857088 U JP12857088 U JP 12857088U JP 12857088 U JP12857088 U JP 12857088U JP H0249939 U JPH0249939 U JP H0249939U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- lateral displacement
- tray
- running
- detection
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Controlling Sheets Or Webs (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Description
第１図は本考案の記録紙作成装置の構成を示す
説明図、第２図は用紙とラインイメージセンサと
の関係を示す説明図、第３図はセンサ出力信号と
横ズレ発生信号との関係を示すグラフであり、第
４図は検出回路の構成を示すブロツク図である。
図中の符号、１……用紙、２……用紙トレイ、
３……用紙搬送路、４……印字部、６……ライン
イメージセンサ、７……用紙サイズセンサ、１０
……検出回路、１１……上限基準値設定回路、１
２……下限基準値設定回路、１３，１４……比較
回路、１５……オア回路。
Fig. 1 is an explanatory diagram showing the configuration of the recording paper producing device of the present invention, Fig. 2 is an explanatory diagram showing the relationship between paper and a line image sensor, and Fig. 3 is an explanatory diagram showing the relationship between the sensor output signal and the lateral shift occurrence signal. FIG. 4 is a block diagram showing the configuration of the detection circuit. Codes in the diagram: 1...Paper, 2...Paper tray,
3...Paper transport path, 4...Printing section, 6...Line image sensor, 7...Paper size sensor, 10
...Detection circuit, 11 ... Upper limit reference value setting circuit, 1
2... Lower limit reference value setting circuit, 13, 14... Comparison circuit, 15... OR circuit.
Claims (1)
、記録紙を作成するように構成してなる装置にお
いて、 前記用紙トレイに用紙サイズ検知手段を設け、
用紙トレイと印字部との間の用紙搬送路に走行中
の用紙の横ズレを検知する手段を設けるとともに
、前記用紙の横ズレ手段としてラインイメージセ
ンサを用い、 前記２つの用紙検知手段からの信号を処理する
ための検出回路を設けて、用紙の横ズレを検出す
るように構成したことを特徴とする走行用紙の横
ズレ検出装置。[Scope of Claim for Utility Model Registration] An apparatus configured to feed paper from a paper tray toward a printing unit to create recording paper, wherein the paper tray is provided with paper size detection means,
A means for detecting lateral displacement of the running paper is provided in the paper conveyance path between the paper tray and the printing section, and a line image sensor is used as the lateral displacement means for the paper, and signals from the two paper detection means are provided. What is claimed is: 1. A lateral displacement detection device for running paper, comprising: a detection circuit for detecting lateral displacement of paper;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12857088U JPH0249939U (en) | 1988-09-30 | 1988-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12857088U JPH0249939U (en) | 1988-09-30 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0249939U true JPH0249939U (en) | 1990-04-06 |
Family
ID=31382033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12857088U Pending JPH0249939U (en) | 1988-09-30 | 1988-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0249939U (en) |
-
1988
- 1988-09-30 JP JP12857088U patent/JPH0249939U/ja active Pending
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