OPTICAL COMMUNICATION TRUNK CABLE AND BRANCHING TOOL FOR OPTICAL COMMUNICATION TRUNK CABLE

摘要

PROBLEM TO BE SOLVED: To obtain an optical communication trunk cable and a branching tool for the optical communication trunk cable capable of wiring the optical communication cable by executing hard work such as welding and connecting in a factory and by using the branching tool for attaching with simple work in a job site and capable of being transferred in the same manner as a conventional one from the factory to the job site. SOLUTION: The optical communication trunk cable is composed of a connecting optical cable wherein sheathes in at least two or more prescribed positions of an optical communication trunk cable main body in which plural coated optical fibers or optical fiber tapes are covered with the sheath are removed in the factory and wherein a connector is attached to a tip end welded/connected with the taken-out coated optical fibers or the optical fibers tapes, a casing body which covers a base plate to which a connector connecting the connector of the connecting optical cable to the connector of an FO cable connected to an optical wiring box in the installing job site is attached and the optical communication trunk cable main body in the base plate section, and the branching tool consisting of a cover body which houses the base plate attached to the casing body so as to be attachable and detachable.