Communication cable
AssigneeSumitomo Electric Industries, Ltd.
InventorsHiroaki Sano, Jun-ichi Ohta, Nobuyuki Suzuki
Life of this patent
Estimating the term…
Abstract
A communication cable comprising an outer sheath layer and at least one pipe through which an optical fiber unit is laid by means of a compressed gas, the outer sheath layer comprising a high-melting and flame-retardant resin and having on the inside thereof an inorganic fiber layer. The communication cable has excellent flame retardance.
Claims5
A communication cable comprising an outer sheath layer and at least one pipe through which an optical fiber unit is laid by means of a compressed gas, said outer sheath layer comprising a high-melting and flame-retardant resin and each of said at least one pipe is surrounded by an inorganic fiber layer on the surface thereof.
Dependencies are inferred from the claim text.