JPS6196387U - - Google Patents
Info
- Publication number
- JPS6196387U JPS6196387U JP18162384U JP18162384U JPS6196387U JP S6196387 U JPS6196387 U JP S6196387U JP 18162384 U JP18162384 U JP 18162384U JP 18162384 U JP18162384 U JP 18162384U JP S6196387 U JPS6196387 U JP S6196387U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- round trip
- trip time
- ultrasonic
- time measuring
- 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
- 230000001934 delay Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18162384U JPH0140071Y2 (enExample) | 1984-11-30 | 1984-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18162384U JPH0140071Y2 (enExample) | 1984-11-30 | 1984-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6196387U true JPS6196387U (enExample) | 1986-06-20 |
| JPH0140071Y2 JPH0140071Y2 (enExample) | 1989-12-01 |
Family
ID=30739166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18162384U Expired JPH0140071Y2 (enExample) | 1984-11-30 | 1984-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0140071Y2 (enExample) |
-
1984
- 1984-11-30 JP JP18162384U patent/JPH0140071Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0140071Y2 (enExample) | 1989-12-01 |