H - Electricity – 01 – B
Patent
H - Electricity
01
B
337/16
H01B 9/06 (2006.01)
Patent
CA 1213010
ABSTRACT OF THE DISCLOSURE An electric cable having a fluid-tight, metal sheath containing a plurality of cores without oil ducts, each in- cluding a conductor surrounded by insulation, and a separate tubular member adjacent and contacting two of the cores and having an oil duct of a cross-sectional area at least equal to the cross-sectional area of the sum of the oil duct cross- sectional areas normally included in each core. The spaces be- tween the tubular member and the cores and between the cores,the tubular member and the sheath are filled with an insulating filler, and the insulation of the cores and the filler are im- pregnated with an insulating oil and the duct of the tubular member is filled with the insulating oil. The sheath contacts the outer surfaces of the tubular member and the cores, and the oil duct of the tubular member contains a plurality of longi- tudinally spaced, oil flow restrictors.
447283
Bazzi Giuseppe
Strada Francesco
Smart & Biggar
Societa Cavi Pirelli S.p.a.
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