| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a wire spacer which has a polymer wire spacer and, even if an aerial wire branching structure using the wire spacer is used along a coast, etc., can avoid salt contamination effectively, and to provide an aerial wire branching structure having the wire spacer. SOLUTION: A plurality of supporters 7 supporting branch wires 24 are formed on a polymer spacer main part 11 of a wire spacer 1 in a longitudinal direction at prescribed intervals, and a plurality of protective covers 3 made of ordinary temperature expanding rubber having an elongation of 300-1000% are provided between the supporters 7. With such a constitution, the plurality of branch wires 24 branched from a main wire 23 are supported by the plurality of respective supporters 7 and, as the plurality of protective covers 3 are provided between the supporters 7 respectively, even if the wire spacer 1 is used along a coast, etc., contamination by salt, etc., can be avoided effectively.</p> |
