DE3422206C2 - - Google Patents
Info
- Publication number
- DE3422206C2 DE3422206C2 DE19843422206 DE3422206A DE3422206C2 DE 3422206 C2 DE3422206 C2 DE 3422206C2 DE 19843422206 DE19843422206 DE 19843422206 DE 3422206 A DE3422206 A DE 3422206A DE 3422206 C2 DE3422206 C2 DE 3422206C2
- Authority
- DE
- Germany
- Prior art keywords
- hard
- compound
- softer
- casting compound
- transducer
- 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
Links
- 150000001875 compounds Chemical class 0.000 claims description 18
- 238000005266 casting Methods 0.000 claims description 12
- 238000004382 potting Methods 0.000 claims description 9
- 230000005855 radiation Effects 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- MEKOFIRRDATTAG-UHFFFAOYSA-N 2,2,5,8-tetramethyl-3,4-dihydrochromen-6-ol Chemical compound C1CC(C)(C)OC2=C1C(C)=C(O)C=C2C MEKOFIRRDATTAG-UHFFFAOYSA-N 0.000 claims 2
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000004927 clay Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
- G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843422206 DE3422206A1 (de) | 1984-06-15 | 1984-06-15 | Wasserschallwandler, insbesondere fuer tiefe frequenzen |
| GB08515032A GB2162623B (en) | 1984-06-15 | 1985-06-13 | A mechanism for aerodynamic deceleration and a body including such a mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843422206 DE3422206A1 (de) | 1984-06-15 | 1984-06-15 | Wasserschallwandler, insbesondere fuer tiefe frequenzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3422206A1 DE3422206A1 (de) | 1985-12-19 |
| DE3422206C2 true DE3422206C2 (https=) | 1987-09-10 |
Family
ID=6238400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843422206 Granted DE3422206A1 (de) | 1984-06-15 | 1984-06-15 | Wasserschallwandler, insbesondere fuer tiefe frequenzen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3422206A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008052353A1 (de) * | 2008-10-20 | 2010-04-22 | Atlas Elektronik Gmbh | Unterwasserantenne |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2684726A (en) * | 1949-05-27 | 1954-07-27 | Us Navy | Wetting agent |
| DE7625904U1 (de) * | 1976-08-18 | 1977-05-05 | Electroacustic Gmbh, 2300 Kiel | Piezoelektrischer schallwandler fuer die unterwasserschallortung |
| DE3150456A1 (de) * | 1981-12-19 | 1983-06-30 | Fried. Krupp Gmbh, 4300 Essen | Akustische unterwasserantenne |
-
1984
- 1984-06-15 DE DE19843422206 patent/DE3422206A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3422206A1 (de) | 1985-12-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: ALLIEDSIGNAL ELAC NAUTIK GMBH, 24118 KIEL, DE |
|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: L-3 COMMUNICATIONS ELAC NAUTIK GMBH, 24118 KIEL, D |