FIELD: communication. SUBSTANCE: device has fiber-optical members which are located inside or outside plastic jacket, which is located on surface of core of submarine extended device, for example, core of power cord or water supply pipe. Each fiber-optical member has optical fiber which is located inside metal tube which is covered with plastic protection shield which melting temperature is greater than melting temperature of plastic jacket. Bundles of iron armored wires are located over plastic jacket around core. EFFECT: excluded hogging of fiber- optical members. 10 cl, 10 dwg
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Authors
Dates
1997-08-10—Published
1990-09-12—Filed