Patent · US Expired

Submarine communication cable including optical fibres within an electrically conductive tube

US4278835A · kind A · utility

37Cited by
5References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 14, 1978
Grant dateJul 14, 1981
Priority date
Expiry dateDec 14, 1998

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/4427
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A submarine communications cable comprising a plurality of optical fibres extending longitudinally, an electrically conductive tube surrounding the plurality of fibres with radial clearance, the electrically conductive tube allowing the transmission of electrical power between repeaters and being rigid so that when incorporated in the cable it resists hydrostatic pressure at the sea bed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.