JPH01100289U - - Google Patents
Info
- Publication number
- JPH01100289U JPH01100289U JP19463687U JP19463687U JPH01100289U JP H01100289 U JPH01100289 U JP H01100289U JP 19463687 U JP19463687 U JP 19463687U JP 19463687 U JP19463687 U JP 19463687U JP H01100289 U JPH01100289 U JP H01100289U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation
- output
- ultrasonic sensor
- output means
- control signal
- 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
- 230000010355 oscillation Effects 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19463687U JPH01100289U (da) | 1987-12-22 | 1987-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19463687U JPH01100289U (da) | 1987-12-22 | 1987-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100289U true JPH01100289U (da) | 1989-07-05 |
Family
ID=31485359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19463687U Pending JPH01100289U (da) | 1987-12-22 | 1987-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100289U (da) |
-
1987
- 1987-12-22 JP JP19463687U patent/JPH01100289U/ja active Pending