Improved overhead and underground telephone lead-in cable...

Details Improved overhead and underground telephone lead-in cable... Improved overhead and underground telephone lead-in cable...

H - Electricity

01

B

H01B 11/02 (2006.01) H01B 7/08 (2006.01) H01B 7/288 (2006.01) H01B 11/00 (2006.01)

Patent

CA 2457519

An improved overhead or underground telephone lead-in cable for transmission services VVDL (voice, video, data and lead-in) that permits the connection of the users to the public telephone system with a high speed digital service link, besides the analog services required, characterized because it has one or several transmission circuits, one of them formed by two metal conductor elements cooperating in turn to self-support the cable or the conventional type of impregnated fibers or kevlar tape and being the second circuit formed by a stranded pair of conductors, impregnated with a swelling powder preventing moisture penetration.

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