| 摘要 |
A curled cord is disclosed which comprises at least one core wire and a sheath layer covering the core wire, the core wire having at least one conductor covered with an insulating layer. The cord has a diameter of 1 mm or more, or has a cross-sectional area of 1 mm2 or more. The vertical stretch of the curled portion of the cord under its own weight, L0, is 30% or less. The vertical stretch of the curled portion of the cord under a load of 50 g, L50 is 200% or more. |
