JPS58449U - Reflective photo sensor - Google Patents
Reflective photo sensorInfo
- Publication number
- JPS58449U JPS58449U JP9344881U JP9344881U JPS58449U JP S58449 U JPS58449 U JP S58449U JP 9344881 U JP9344881 U JP 9344881U JP 9344881 U JP9344881 U JP 9344881U JP S58449 U JPS58449 U JP S58449U
- Authority
- JP
- Japan
- Prior art keywords
- light
- case
- window
- photo sensor
- transparent cover
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の反射形フォトセンサの断面図、第2図は
その分解斜視図、第3図は本考案の一実施例による反射
形フォトセンサの断面図、第く図はその分解斜視図であ
る。
1・・・・・・ケース、IA・二・・・・正面部、2・
・・・・・発光素子、3・・・・・・受光素子、4・・
・・・・投光窓部、5・・・・・・入射窓部、7・・・
・・・透明カバー、8・・・・・・障壁凸部、9・・・
・・・孔。Fig. 1 is a sectional view of a conventional reflective photosensor, Fig. 2 is an exploded perspective view thereof, Fig. 3 is a sectional view of a reflective photosensor according to an embodiment of the present invention, and Fig. 3 is an exploded perspective view thereof. It is. 1...Case, IA, 2...Front, 2...
...Light emitting element, 3... Light receiving element, 4...
... Light emission window section, 5 ... Incident window section, 7 ...
...Transparent cover, 8...Barrier convex portion, 9...
...hole.
Claims (1)
の投光窓部および受光素子の入射窓部をケースの正面部
に所定間隔をおいて配設したフォトセンサにおいて、上
記ケース正面部の上記投光窓部と上記入射窓部との間に
、上記ケース正面部の外方に突出する不透明部材からな
る障壁凸部を形成するとともに、外乱光除去用の光学フ
イ/レタを兼ねる透明カバーに上記障壁凸部が嵌合する
孔を設け、この透明カバーでもって上記ケースの正面部
を覆ったことを特徴とする反射形フォトセンサ。In a photosensor in which a light-emitting element and a light-receiving element are housed in one case, and a light emitting window of the light-emitting element and an entrance window of the light-receiving element are arranged at a predetermined interval on the front of the case, A barrier convex portion made of an opaque material that protrudes outward from the case front portion is formed between the light projection window portion and the incident window portion, and a transparent cover that also serves as an optical fiber/letter for removing ambient light. A reflective photosensor characterized in that a hole into which the barrier convex portion fits is provided in the case, and the front part of the case is covered with the transparent cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9344881U JPS58449U (en) | 1981-06-24 | 1981-06-24 | Reflective photo sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9344881U JPS58449U (en) | 1981-06-24 | 1981-06-24 | Reflective photo sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58449U true JPS58449U (en) | 1983-01-05 |
JPS6234459Y2 JPS6234459Y2 (en) | 1987-09-02 |
Family
ID=29888413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9344881U Granted JPS58449U (en) | 1981-06-24 | 1981-06-24 | Reflective photo sensor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58449U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014232852A (en) * | 2013-05-30 | 2014-12-11 | 京セラ株式会社 | Package for housing sensor element and proximity sensor device |
JP2019016624A (en) * | 2017-07-03 | 2019-01-31 | 日本精工株式会社 | Photo interrupter and proximity sensor including the same |
-
1981
- 1981-06-24 JP JP9344881U patent/JPS58449U/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014232852A (en) * | 2013-05-30 | 2014-12-11 | 京セラ株式会社 | Package for housing sensor element and proximity sensor device |
JP2019016624A (en) * | 2017-07-03 | 2019-01-31 | 日本精工株式会社 | Photo interrupter and proximity sensor including the same |
Also Published As
Publication number | Publication date |
---|---|
JPS6234459Y2 (en) | 1987-09-02 |
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