JPH0545918B2 - - Google Patents
Info
- Publication number
- JPH0545918B2 JPH0545918B2 JP17256287A JP17256287A JPH0545918B2 JP H0545918 B2 JPH0545918 B2 JP H0545918B2 JP 17256287 A JP17256287 A JP 17256287A JP 17256287 A JP17256287 A JP 17256287A JP H0545918 B2 JPH0545918 B2 JP H0545918B2
- Authority
- JP
- Japan
- Prior art keywords
- underwater vehicle
- vibrator
- rubber layer
- sonar
- head
- 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
- 238000013016 damping Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 3
- 239000011151 fibre-reinforced plastic Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 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 |
|---|---|---|---|
| JP17256287A JPS6416980A (en) | 1987-07-10 | 1987-07-10 | Underwater sailing body with low-noise type sonar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17256287A JPS6416980A (en) | 1987-07-10 | 1987-07-10 | Underwater sailing body with low-noise type sonar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6416980A JPS6416980A (en) | 1989-01-20 |
| JPH0545918B2 true JPH0545918B2 (enrdf_load_stackoverflow) | 1993-07-12 |
Family
ID=15944152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17256287A Granted JPS6416980A (en) | 1987-07-10 | 1987-07-10 | Underwater sailing body with low-noise type sonar |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6416980A (enrdf_load_stackoverflow) |
-
1987
- 1987-07-10 JP JP17256287A patent/JPS6416980A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6416980A (en) | 1989-01-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |