Communications: radio wave antennas – Antennas – Waterborne
Patent
1996-02-22
1997-02-25
Le, Hoa Van
Communications: radio wave antennas
Antennas
Waterborne
164 6, 164 21, 164526, 164527, 26427211, 264DIG6, H01Q 134, B22C 122, B29C 3926
Patent
active
056063296
ABSTRACT:
A submarine buoyant cable antenna having positive buoyancy comprising a cunications antenna electronics package encased in a polymer composition, the polymer composition comprising from about 80 percent to about 85 percent by weight of a room temperature curable thermosetting polymer having a viscosity, before curing, in the range of from about 700 to about 900 centipoise, and from about 15 percent to about 20 percent by weight of microballoons of a size ranging from about 20 to about 100 microns in diameter, the specific gravity of the composition being in the range of from about 0.51 to about 0.65 grams per cubic centimeter to provide the positive buoyancy.
REFERENCES:
patent: 2048811 (1936-07-01), Peirce
patent: 3272910 (1966-09-01), Flint
patent: 3316187 (1967-04-01), Grosner et al.
patent: 3515625 (1970-06-01), Sedlak et al.
patent: 3972047 (1976-07-01), Lombardi
Monahan Patrick J.
Ramotowski Thomas S.
Lall Prithvi C.
Le Hoa Van
McGowan Michael J.
Oglo Michael F.
The United States of America as represented by the Secretary of
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