JPS6324546U - - Google Patents
Info
- Publication number
- JPS6324546U JPS6324546U JP11809986U JP11809986U JPS6324546U JP S6324546 U JPS6324546 U JP S6324546U JP 11809986 U JP11809986 U JP 11809986U JP 11809986 U JP11809986 U JP 11809986U JP S6324546 U JPS6324546 U JP S6324546U
- Authority
- JP
- Japan
- Prior art keywords
- light
- pair
- document
- originals
- edges
- 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 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
図は本考案の実施例を示すものであつて、第１
図は複写機全体の斜視図、第２図は操作パネルの
平面図、第３図はプラテンガラス部の正面図、第
４図ａ〜ｃは同平面図、第５図は論理回路の一例
を示す回路図である。
３……プラテンカバー、４１……発光ダイオー
ド、４２……フオトトランジスタ、５０ａ……原
稿。
The figure shows an embodiment of the present invention.
The figure is a perspective view of the entire copying machine, Figure 2 is a plan view of the operation panel, Figure 3 is a front view of the platen glass section, Figures 4 a to c are plan views, and Figure 5 is an example of the logic circuit. FIG. 3...Platen cover, 41...Light emitting diode, 42...Phototransistor, 50a...Document.
Claims (1)
、プラテンカバーの内面にそれぞれ設置された発
光素子と受光素子との対と、該受光素子の出力信
号を受けて原稿位置の判断を行う論理回路とから
なり、前記一対の発光素子と受光素子とは正規位
置にある原稿の背面を反射面とする共通の光路中
に配置されることを特徴とする複写機の原稿位置
ずれ検知装置。 発光素子と受光素子との対が、原稿の対角線
上の両隅にそれぞれ設けられることを特徴とする
第１項記載の複写機の原稿位置ずれ検知装置。[Claims for Utility Model Registration] A pair of light-emitting elements and light-receiving elements installed on the inner surface of the platen cover at positions corresponding to the edges of originals of each size, and a pair of light-emitting elements and light-receiving elements installed on the inner surface of the platen cover at positions corresponding to the edges of originals of various sizes, and a logic circuit for determining the document position of a copying machine, wherein the pair of light emitting element and light receiving element are arranged in a common optical path with the back surface of the document in the normal position as a reflective surface. Misalignment detection device. 2. The document displacement detection device for a copying machine according to claim 1, wherein a pair of a light-emitting element and a light-receiving element is provided at each diagonal corner of the document.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11809986U JPS6324546U (en) | 1986-07-31 | 1986-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11809986U JPS6324546U (en) | 1986-07-31 | 1986-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6324546U true JPS6324546U (en) | 1988-02-18 |
Family
ID=31004231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11809986U Pending JPS6324546U (en) | 1986-07-31 | 1986-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6324546U (en) |
-
1986
- 1986-07-31 JP JP11809986U patent/JPS6324546U/ja active Pending
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