JPH0252363U - - Google Patents
Info
- Publication number
- JPH0252363U JPH0252363U JP12995888U JP12995888U JPH0252363U JP H0252363 U JPH0252363 U JP H0252363U JP 12995888 U JP12995888 U JP 12995888U JP 12995888 U JP12995888 U JP 12995888U JP H0252363 U JPH0252363 U JP H0252363U
- Authority
- JP
- Japan
- Prior art keywords
- light
- emitting element
- photocoupler
- opening
- main body
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図は、本考案による反射型フオトカプラの
一実施例を示し、Ａは概略断面図、Ｂは平面図、
第２図は第１図の実施例による感度特性を示すグ
ラフ、第３図は透過型フオトカプラを使用して給
紙位置を検出する場合の概略図である。第４図は
従来の反射型フオトカプラの一例を示すもので、
Ａは概略断面図、Ｂは側面図、第５図は第４図の
反射型フオトカプラによる感度特性を示すグラフ
である。
１０……反射型フオトカプラ；１１……本体；
１２，１３……開口部；１４……発光素子；１５
……受光素子；１６……用紙等。
FIG. 1 shows an embodiment of a reflective photocoupler according to the present invention, in which A is a schematic sectional view, B is a plan view,
FIG. 2 is a graph showing sensitivity characteristics according to the embodiment of FIG. 1, and FIG. 3 is a schematic diagram of detecting the paper feeding position using a transmission type photocoupler. Figure 4 shows an example of a conventional reflective photocoupler.
A is a schematic sectional view, B is a side view, and FIG. 5 is a graph showing the sensitivity characteristics of the reflective photocoupler of FIG. 4. 10... Reflective photocoupler; 11... Main body;
12, 13...Aperture; 14...Light emitting element; 15
. . . Light receiving element; 16 . . . Paper, etc.
Claims (1)
本体内に受容された発光素子及び受光素子を含む
反射型フオトカプラにおいて、発光素子及び受光
素子のうち、少なくとも発光素子が、上記開口部
に対してその光軸が該開口部の側縁を通るように
、ずらして配置されていることを特徴とする反射
型フオトカプラ。 In a reflective photocoupler including a light-emitting element and a light-receiving element received in the main body opposite to an opening provided in one side of the main body, at least the light-emitting element of the light-emitting element and the light-receiving element is located in the opening. A reflective photocoupler characterized in that the optical axis of the photocoupler is shifted so that it passes through the side edge of the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12995888U JPH06842Y2 (en) | 1988-10-05 | 1988-10-05 | Reflective photocoupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12995888U JPH06842Y2 (en) | 1988-10-05 | 1988-10-05 | Reflective photocoupler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0252363U true JPH0252363U (en) | 1990-04-16 |
| JPH06842Y2 JPH06842Y2 (en) | 1994-01-05 |
Family
ID=31384700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12995888U Expired - Lifetime JPH06842Y2 (en) | 1988-10-05 | 1988-10-05 | Reflective photocoupler |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06842Y2 (en) |
-
1988
- 1988-10-05 JP JP12995888U patent/JPH06842Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06842Y2 (en) | 1994-01-05 |