| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a multi-core expansion/contraction cable for signal transmission which flexibly deforms with and follows complicate movements of robots and others and which is excellent in signal quality and expansion/contraction durability. <P>SOLUTION: A multi-core expansion/contraction cable for signal transmission comprises at least two expansion/contraction transmission lines having a core part comprising an elastic body and a conductor part comprising a conductor wire wound around the outer periphery of the core part in the same direction and an outside coating layer comprising insulation fiber and/or insulation resin which collects the expansion/contraction transmission lines together and which coats the peripheries thereof, and the distance X between the conductor wires of adjacent expansion/contraction transmission lines is 0.1 mm or more. <P>COPYRIGHT: (C)2013,JPO&INPIT |
