| 摘要 |
A wire drive system of the type utilizing a plurality of rollers having mutually inclined axes and adapted to planetate about a wire whereby said rollers impart a linear motion to the wire, the improvement being to impart a roller-induced vibration to the wire and to support the vibrating wire in such a way as to perpetuate such vibration as the wire is driven through a conduit system to a point of use such as a welding gun.
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