PROBLEM TO BE SOLVED: To provide a trolley wire that is suitable for size-down reduction and simplification of overhead wire, and to provide an overhead wire including the trolley wire.SOLUTION: In one embodiment of the present invention, there is provided a trolley wire composed of a copper alloy wire in which tin is contained in an amount of 0.15 mass% or more and 0.2 mass% or less and oxygen in an amount of 0.03 mass% or more and 0.05 mass% or less and the balance is composed of copper and inevitable impurities, and having a conductivity of 85% IACS or more as well as a tensile strength of 420 MPa or more when the nominal cross-sectional area is 110 mmor more and 150 mmor less.SELECTED DRAWING: Figure 1
【課題】サイズダウン化や架線のシンプル化に好適なトロリ線、およびそのトロリ線を有する架線を提供する。【解決手段】本発明の一態様において、錫が0.15質量%以上0.2質量%以下、酸素が0.03質量%以上0.05質量%以下で含まれており、残部が銅および不可避不純物からなる銅合金線で構成され、公称断面積が110mm2以上150mm2以下のときの導電率が85%IACS以上、かつ引張強さが420MPa以上である、トロリ線を提供する。【選択図】図1
TROLLEY WIRE AND OVERHEAD WIRE
トロリ線及び架線
2018-06-21
Patent
Elektronische Ressource
Japanisch
Trolley wire overhead for main line railways
Engineering Index Backfile | 1969
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