JPS6440016U - - Google Patents
Info
- Publication number
- JPS6440016U JPS6440016U JP13462687U JP13462687U JPS6440016U JP S6440016 U JPS6440016 U JP S6440016U JP 13462687 U JP13462687 U JP 13462687U JP 13462687 U JP13462687 U JP 13462687U JP S6440016 U JPS6440016 U JP S6440016U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- sensor
- reference position
- reflective
- moving object
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 230000010363 phase shift Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13462687U JPS6440016U (en]) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13462687U JPS6440016U (en]) | 1987-09-04 | 1987-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440016U true JPS6440016U (en]) | 1989-03-09 |
Family
ID=31393555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13462687U Pending JPS6440016U (en]) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440016U (en]) |
-
1987
- 1987-09-04 JP JP13462687U patent/JPS6440016U/ja active Pending