JPH0524230Y2 - - Google Patents
Info
- Publication number
- JPH0524230Y2 JPH0524230Y2 JP19113787U JP19113787U JPH0524230Y2 JP H0524230 Y2 JPH0524230 Y2 JP H0524230Y2 JP 19113787 U JP19113787 U JP 19113787U JP 19113787 U JP19113787 U JP 19113787U JP H0524230 Y2 JPH0524230 Y2 JP H0524230Y2
- Authority
- JP
- Japan
- Prior art keywords
- cover
- transducer
- reflector
- ultrasonic
- seawater
- 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.)
- Expired - Lifetime
Links
- 239000013535 sea water Substances 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000007689 inspection Methods 0.000 description 8
- 230000003373 anti-fouling effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000003902 seawater pollution Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241001474374 Blennius Species 0.000 description 1
- 241000238586 Cirripedia Species 0.000 description 1
- 241001481833 Coryphaena hippurus Species 0.000 description 1
- 241000237502 Ostreidae Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- -1 foreign matter Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000020636 oyster Nutrition 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19113787U JPH0524230Y2 (en]) | 1987-12-16 | 1987-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19113787U JPH0524230Y2 (en]) | 1987-12-16 | 1987-12-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0195685U JPH0195685U (en]) | 1989-06-23 |
| JPH0524230Y2 true JPH0524230Y2 (en]) | 1993-06-21 |
Family
ID=31482063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19113787U Expired - Lifetime JPH0524230Y2 (en]) | 1987-12-16 | 1987-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0524230Y2 (en]) |
-
1987
- 1987-12-16 JP JP19113787U patent/JPH0524230Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0195685U (en]) | 1989-06-23 |
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