JPS648680U - - Google Patents
Info
- Publication number
- JPS648680U JPS648680U JP10416887U JP10416887U JPS648680U JP S648680 U JPS648680 U JP S648680U JP 10416887 U JP10416887 U JP 10416887U JP 10416887 U JP10416887 U JP 10416887U JP S648680 U JPS648680 U JP S648680U
- Authority
- JP
- Japan
- Prior art keywords
- transducer
- switch
- drive circuit
- pulses
- received
- 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
- 238000005259 measurement Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10416887U JPH0449594Y2 (ar) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10416887U JPH0449594Y2 (ar) | 1987-07-07 | 1987-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS648680U true JPS648680U (ar) | 1989-01-18 |
| JPH0449594Y2 JPH0449594Y2 (ar) | 1992-11-20 |
Family
ID=31335646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10416887U Expired JPH0449594Y2 (ar) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449594Y2 (ar) |
-
1987
- 1987-07-07 JP JP10416887U patent/JPH0449594Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449594Y2 (ar) | 1992-11-20 |