JPH0243853U - - Google Patents
Info
- Publication number
- JPH0243853U JPH0243853U JP12153188U JP12153188U JPH0243853U JP H0243853 U JPH0243853 U JP H0243853U JP 12153188 U JP12153188 U JP 12153188U JP 12153188 U JP12153188 U JP 12153188U JP H0243853 U JPH0243853 U JP H0243853U
- Authority
- JP
- Japan
- Prior art keywords
- light
- sets
- detection device
- sheet
- sheet 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 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Controlling Sheets Or Webs (AREA)
Description
図面は本考案の一実施例を示し、第１図は使用
状態の側面図、第２図はその正面図、第３図は本
体の底面図、第４図は同断面図、第５図はシート
押さえ板の平面図、第６図は電気的構成のブロツ
ク図である。
１……本体、４……シート押さえ板、１９，２
０……発光素子、２１，２２……受光素子、２４
……窓孔、３２……差動増幅器。
The drawings show an embodiment of the present invention, in which Fig. 1 is a side view of the device in use, Fig. 2 is a front view thereof, Fig. 3 is a bottom view of the main body, Fig. 4 is a sectional view thereof, and Fig. 5 is a cross-sectional view of the main body. FIG. 6 is a plan view of the sheet holding plate and a block diagram of the electrical configuration. 1... Main body, 4... Sheet pressing plate, 19, 2
0... Light emitting element, 21, 22... Light receiving element, 24
...Window hole, 32...Differential amplifier.
Claims (1)
光素子からの光を照射し、その反射光を受光素子
で受光して検出するオーバーラツプシート検出装
置において、前記発光素子と受光素子とを２組み
備え、これら２組みを前記シートの搬送方向に所
定の間隔をおいて配置し、その２組みの受光素子
からの信号を差動増幅器で増幅することを特徴と
するオーバーラツプシート検出装置。 ２ 前記２組みの発光素子からの光を透過させる
窓孔を有するシート押さえ板を備えたことを特徴
とする実用新案登録請求の範囲第１項記載のオー
バーラツプシート検出装置。[Claims for Utility Model Registration] 1. An overlap sheet detection device that irradiates light from a light-emitting element onto sheets conveyed in an overlapping manner, and detects the reflected light by receiving the reflected light with a light-receiving element. 2 sets of light receiving elements, these two sets are arranged at a predetermined interval in the conveyance direction of the sheet, and signals from the two sets of light receiving elements are amplified by a differential amplifier. sheet detection device. 2. The overlap sheet detection device according to claim 1, which is a registered utility model, and further comprises a sheet pressing plate having a window hole through which light from the two sets of light emitting elements is transmitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12153188U JPH0243853U (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12153188U JPH0243853U (en) | 1988-09-19 | 1988-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243853U true JPH0243853U (en) | 1990-03-27 |
Family
ID=31368622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12153188U Pending JPH0243853U (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243853U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628145A (en) * | 1979-08-09 | 1981-03-19 | Ncr Co | Device and method of detecting overlapping body |
-
1988
- 1988-09-19 JP JP12153188U patent/JPH0243853U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628145A (en) * | 1979-08-09 | 1981-03-19 | Ncr Co | Device and method of detecting overlapping body |