JPH0221587U - - Google Patents
Info
- Publication number
- JPH0221587U JPH0221587U JP10029388U JP10029388U JPH0221587U JP H0221587 U JPH0221587 U JP H0221587U JP 10029388 U JP10029388 U JP 10029388U JP 10029388 U JP10029388 U JP 10029388U JP H0221587 U JPH0221587 U JP H0221587U
- Authority
- JP
- Japan
- Prior art keywords
- detection element
- circuit board
- printed circuit
- connector
- leaf spring
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Handling Of Cut Paper (AREA)
- Controlling Sheets Or Webs (AREA)
Description
第１図〜第４図は本考案の一実施例を示すもの
で、第１図は用紙検出器の内部を示す斜視図、第
２図はアンプ回路を示す回路図、第３図は用紙検
器の外観を示す斜視図、第４図はプリンタの概略
構成を示す図である。第５図は従来の用紙検出器
を示す斜視図、第６図は従来の用紙検出器の組込
状態を示す図である。
１１……コネクタ、１２……プリント回路基板
、１３……接続端子、１８……用紙検出器、２１
……器体、２２……アンプ回路、２４Ａ，２４Ｂ
，２４Ｃ……板ばね、ＴＲ１……受光素子（検出
素子）。
Figures 1 to 4 show an embodiment of the present invention, in which Figure 1 is a perspective view showing the inside of the paper detector, Figure 2 is a circuit diagram showing the amplifier circuit, and Figure 3 is a paper detector circuit diagram. FIG. 4 is a perspective view showing the appearance of the device, and FIG. 4 is a diagram showing the schematic configuration of the printer. FIG. 5 is a perspective view showing a conventional paper detector, and FIG. 6 is a diagram showing a state in which the conventional paper detector is installed. 11... Connector, 12... Printed circuit board, 13... Connection terminal, 18... Paper detector, 21
...Equipment body, 22...Amplifier circuit, 24A, 24B
, 24C...plate spring, TR1...light receiving element (detection element).
Claims (1)
出された信号をコネクタに対して抜差自在に設け
られたプリント回路基板に通電可能に接続した用
紙検出器において、 前記プリント回路基板がコネクタに対して差込
まれた際プリント回路基板の接続端子に対して弾
性接触する導電性の板ばねを前記器体に設けると
ともに、この板ばねと前記検出素子との間に検出
素子で検出された信号をデジタル信号に変換する
回路を設けた、 ことを特徴とする用紙検出器。[Claim for Utility Model Registration] A paper detector that has a detection element inside the body and connects the signal detected by the detection element to a printed circuit board that can be freely inserted into and removed from the connector. In this case, an electrically conductive leaf spring is provided on the container body to make elastic contact with the connection terminal of the printed circuit board when the printed circuit board is inserted into the connector, and a contact between the leaf spring and the detection element is provided. A paper detector characterized in that a circuit for converting a signal detected by a detection element into a digital signal is provided between the paper detectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988100293U JPH0542380Y2 (en) | 1988-07-28 | 1988-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988100293U JPH0542380Y2 (en) | 1988-07-28 | 1988-07-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0221587U true JPH0221587U (en) | 1990-02-13 |
| JPH0542380Y2 JPH0542380Y2 (en) | 1993-10-26 |
Family
ID=31328246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988100293U Expired - Lifetime JPH0542380Y2 (en) | 1988-07-28 | 1988-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0542380Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5285380A (en) * | 1976-01-09 | 1977-07-15 | Omron Tateisi Electronics Co | Accesory device for photomicrosensor |
-
1988
- 1988-07-28 JP JP1988100293U patent/JPH0542380Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5285380A (en) * | 1976-01-09 | 1977-07-15 | Omron Tateisi Electronics Co | Accesory device for photomicrosensor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0542380Y2 (en) | 1993-10-26 |
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