JPH01146695U - - Google Patents
Info
- Publication number
- JPH01146695U JPH01146695U JP4025988U JP4025988U JPH01146695U JP H01146695 U JPH01146695 U JP H01146695U JP 4025988 U JP4025988 U JP 4025988U JP 4025988 U JP4025988 U JP 4025988U JP H01146695 U JPH01146695 U JP H01146695U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic transducer
- cardioid
- directivity
- housing
- transponder
- 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
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4025988U JPH01146695U (enExample) | 1988-03-29 | 1988-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4025988U JPH01146695U (enExample) | 1988-03-29 | 1988-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01146695U true JPH01146695U (enExample) | 1989-10-09 |
Family
ID=31266733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4025988U Pending JPH01146695U (enExample) | 1988-03-29 | 1988-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01146695U (enExample) |
-
1988
- 1988-03-29 JP JP4025988U patent/JPH01146695U/ja active Pending