JPH0528459B2 - - Google Patents
Info
- Publication number
- JPH0528459B2 JPH0528459B2 JP2910087A JP2910087A JPH0528459B2 JP H0528459 B2 JPH0528459 B2 JP H0528459B2 JP 2910087 A JP2910087 A JP 2910087A JP 2910087 A JP2910087 A JP 2910087A JP H0528459 B2 JPH0528459 B2 JP H0528459B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- lens
- light receiving
- receiving
- light projecting
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 16
- 230000004075 alteration Effects 0.000 claims description 15
- 206010010071 Coma Diseases 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 12
- 230000007257 malfunction Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001373 regressive effect Effects 0.000 description 1
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2910087A JPS63198221A (ja) | 1987-02-10 | 1987-02-10 | 反射形光電スイツチ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2910087A JPS63198221A (ja) | 1987-02-10 | 1987-02-10 | 反射形光電スイツチ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63198221A JPS63198221A (ja) | 1988-08-16 |
JPH0528459B2 true JPH0528459B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-04-26 |
Family
ID=12266925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2910087A Granted JPS63198221A (ja) | 1987-02-10 | 1987-02-10 | 反射形光電スイツチ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63198221A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0358837U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-10-16 | 1991-06-10 |
-
1987
- 1987-02-10 JP JP2910087A patent/JPS63198221A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS63198221A (ja) | 1988-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |