JPH0252182U - - Google Patents
Info
- Publication number
- JPH0252182U JPH0252182U JP13243888U JP13243888U JPH0252182U JP H0252182 U JPH0252182 U JP H0252182U JP 13243888 U JP13243888 U JP 13243888U JP 13243888 U JP13243888 U JP 13243888U JP H0252182 U JPH0252182 U JP H0252182U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- lamp house
- light receiving
- reflective photo
- opening
- 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 2
Landscapes
- Paper Feeding For Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図は本考案に係る反射型フオト・インタラ
プターの一実施例を示す斜視図、第２図は同実施
例の検出部の正面図、第３図は同実施例の照射及
び検出領域の説明図、第４図は発光、受光用開口
部の理想的な位置関係を示す説明図、第５図及び
第６図は従来例を示す斜視図及び検出部正面図で
ある。
１……ランプハウス、２……発光用開口部、３
……受光用開口部、４……発光部、５……受光部
、Ａ……被検出紙。
Fig. 1 is a perspective view showing an embodiment of the reflective photo interrupter according to the present invention, Fig. 2 is a front view of the detection section of the embodiment, and Fig. 3 is a diagram showing the irradiation and detection area of the embodiment. FIG. 4 is an explanatory diagram showing the ideal positional relationship of the light emitting and light receiving openings, and FIGS. 5 and 6 are a perspective view and a front view of the detection unit showing a conventional example. 1... Lamp house, 2... Light emitting opening, 3
... Light-receiving opening, 4... Light-emitting section, 5... Light-receiving section, A... Paper to be detected.
Claims (1)
設け、その内側に発光部と受光部を被検出紙通過
面における照射領域との検出領域の一部が重複す
るように配設した反射型フオト・インタラプタに
おいて、前記両開口部をスリツト状とし、かつ被
検出紙の移動方向にずれを有する位置関係とした
ことを特徴とする反射型フオト・インタラプタ。 A reflective photo sensor in which a light emitting opening and a light receiving opening are provided in the lamp house, and a light emitting part and a light receiving part are arranged inside the lamp house so that a portion of the detection area overlaps with the irradiation area on the surface through which the detection target paper passes. - A reflective photo interrupter, characterized in that both of the openings are slit-shaped and have a positional relationship that is offset in the direction of movement of the paper to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988132438U JPH0438311Y2 (en) | 1988-10-11 | 1988-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988132438U JPH0438311Y2 (en) | 1988-10-11 | 1988-10-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0252182U true JPH0252182U (en) | 1990-04-13 |
| JPH0438311Y2 JPH0438311Y2 (en) | 1992-09-08 |
Family
ID=31389399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988132438U Expired JPH0438311Y2 (en) | 1988-10-11 | 1988-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438311Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5578267A (en) * | 1978-12-08 | 1980-06-12 | Matsushita Electric Works Ltd | Reflection type photo electric switch |
-
1988
- 1988-10-11 JP JP1988132438U patent/JPH0438311Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5578267A (en) * | 1978-12-08 | 1980-06-12 | Matsushita Electric Works Ltd | Reflection type photo electric switch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438311Y2 (en) | 1992-09-08 |