Patent ID: 11934009
Assignee: FURUKAWA ELECTRIC CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A reinforcing sleeve for collectively reinforcing spliced portions of a plurality of optical fiber core wires disposed side by side, the reinforcing sleeve comprising:
a heat-shrinkable tube;
a tension member; and
a heat-meltable member, the tension member and the heat-meltable member being inserted into the heat-shrinkable tube, wherein
the heat-meltable member includes a thick portion having a thickness that is greater than thicknesses of other portions of the heat-meltable member, the thick portion being formed at proximity of a center portion of a width direction in a cross section perpendicular to a longitudinal direction of the heat-meltable member.