JPH0247641U - - Google Patents
Info
- Publication number
- JPH0247641U JPH0247641U JP12659888U JP12659888U JPH0247641U JP H0247641 U JPH0247641 U JP H0247641U JP 12659888 U JP12659888 U JP 12659888U JP 12659888 U JP12659888 U JP 12659888U JP H0247641 U JPH0247641 U JP H0247641U
- Authority
- JP
- Japan
- Prior art keywords
- transparent plate
- reflecting mirror
- respect
- angle
- document
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Holders For Sensitive Materials And Originals (AREA)
Description
第１図は本考案の原稿検出装置を備えた電子写
真複写機の上部斜視図、第２図は同概略図、第３
図は光センサを有する第１の光学移動体の斜視図
、第４図は本考案の光センサと反射鏡の配置関係
を示す側面図、第５図は原稿がある場合の作用を
示す側面図である。
１１……透明板、１２……原稿押え、５１……
反射鏡、５１ａ……反射面、５２……光センサ、
５３……投光部、５４……受光部、Ｇ……原稿、
Ｌ……反射面の法線、α……第１の傾斜角、β…
…第２の傾射角。
FIG. 1 is a top perspective view of an electrophotographic copying machine equipped with the document detection device of the present invention, FIG. 2 is a schematic diagram of the same, and FIG.
The figure is a perspective view of the first optical movable body having an optical sensor, FIG. 4 is a side view showing the arrangement relationship between the optical sensor and the reflecting mirror of the present invention, and FIG. 5 is a side view showing the operation when there is a document. It is. 11...Transparent plate, 12...Document holder, 51...
Reflector, 51a... Reflective surface, 52... Optical sensor,
53...Light emitter, 54...Light receiver, G...Original,
L... Normal line of the reflecting surface, α... First inclination angle, β...
...Second angle of inclination.
Claims (1)
射鏡或いは投光部と受光部を有する光センサが、
上記原稿押えと透明板について原稿押えと反対側
とに相対配置されてなる原稿検出装置において、 前記反射鏡は透明板に対して所定角度傾斜して
配置され、また、光センサの投光部及び受光部は
上記反射鏡の反射面の法線に対する入射角と反射
角の関係による位置に配置されてなることを特徴
とする原稿検出装置。[Scope of Claim for Utility Model Registration] An optical sensor having a transparent plate and a document holder covering the transparent plate, and having a reflecting mirror or a light projecting part and a light receiving part,
In the document detection device in which the document holder and the transparent plate are arranged relative to each other on the opposite side of the document holder, the reflecting mirror is arranged to be inclined at a predetermined angle with respect to the transparent plate, and the reflecting mirror is arranged to be inclined at a predetermined angle with respect to the transparent plate. A document detection device characterized in that the light receiving section is arranged at a position according to the relationship between the angle of incidence and the angle of reflection with respect to the normal line of the reflecting surface of the reflecting mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12659888U JPH0247641U (en) | 1988-09-27 | 1988-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12659888U JPH0247641U (en) | 1988-09-27 | 1988-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0247641U true JPH0247641U (en) | 1990-03-30 |
Family
ID=31378264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12659888U Pending JPH0247641U (en) | 1988-09-27 | 1988-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247641U (en) |
-
1988
- 1988-09-27 JP JP12659888U patent/JPH0247641U/ja active Pending