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Class Information
Number: 367/169
Name: Communications, electrical: acoustic wave systems and devices > Signal transducers > Underwater type > Elongated continuous type
Description: Subject matter wherein a single transducer is composed of multiple transducer elements spaced from one another in extended linear or arcuate formats.










Patents under this class:

Patent Number Title Of Patent Date Issued
7894307 Acoustic projector having minimized mechanical stresses Feb. 22, 2011
7609586 Acoustic projector having minimized mechanical stresses Oct. 27, 2009
7483339 Acoustic projector and method of manufacture Jan. 27, 2009
5737279 Retractable sensor array system Apr. 7, 1998
5574699 Fiber optic lever towed array Nov. 12, 1996
5363342 High performance extended fiber optic hydrophone Nov. 8, 1994
5357486 Acoustic transducer Oct. 18, 1994
5257243 Flexible acoustic array with polymer hydrophones Oct. 26, 1993
4984222 Piezoelectric sensor comprising at least one pair of flexible sensitive elements of great length Jan. 8, 1991
4918666 Tubular piezo-electric sensor with high sensitivity Apr. 17, 1990
4876675 Towed piezoelectric cable Oct. 24, 1989
4849946 Piezo-electric transducer comprising several coaxial sensitive elements Jul. 18, 1989
4841494 Underwater piezoelectric arrangement Jun. 20, 1989
4809244 Support member for pressure sensor Feb. 28, 1989
4768173 Pressure wave sensing device of the piezoelectric type with continuous structure and a method of manufacturing same Aug. 30, 1988
4716556 Magnetostrictive acoustic transducer Dec. 29, 1987
H391 Piezoelectric polymer hydrophone Dec. 1, 1987
4703464 Permanent magnet biased magnetostrictive transducer Oct. 27, 1987
4695988 Underwater piezoelectric arrangement Sep. 22, 1987
4689773 Extendible sonobuoy apparatus Aug. 25, 1987
4688306 Method of preparing a piezoelectric device Aug. 25, 1987
4554650 Oil filled towed array hose without couplings Nov. 19, 1985
4524436 Pressure wave fiber optic transducer cable Jun. 18, 1985
4497046 Long line hydrophone Jan. 29, 1985
4405198 Extended fiber optic sensor using birefringent fibers Sep. 20, 1983
4296487 Pressure sensitive line transducer Oct. 20, 1981
4160229 Concentric tube hydrophone streamer Jul. 3, 1979
4011540 Combined electret hydrophone and transmission line Mar. 8, 1977
3990034 Towable VLF sonar projector Nov. 2, 1976











 
 
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