JPS6421910U - - Google Patents
Info
- Publication number
- JPS6421910U JPS6421910U JP11694687U JP11694687U JPS6421910U JP S6421910 U JPS6421910 U JP S6421910U JP 11694687 U JP11694687 U JP 11694687U JP 11694687 U JP11694687 U JP 11694687U JP S6421910 U JPS6421910 U JP S6421910U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- time difference
- detectors
- ultrasonic
- spotlight
- 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 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11694687U JPS6421910U (en]) | 1987-07-29 | 1987-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11694687U JPS6421910U (en]) | 1987-07-29 | 1987-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6421910U true JPS6421910U (en]) | 1989-02-03 |
Family
ID=31359938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11694687U Pending JPS6421910U (en]) | 1987-07-29 | 1987-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6421910U (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5635394A (en) * | 1979-08-30 | 1981-04-08 | Matsushita Electric Works Ltd | Automatic tracking apparatus |
-
1987
- 1987-07-29 JP JP11694687U patent/JPS6421910U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5635394A (en) * | 1979-08-30 | 1981-04-08 | Matsushita Electric Works Ltd | Automatic tracking apparatus |