| 摘要 |
A welding apparatus for bonding small wires to a metal surface wherein an electric current is passed through a portion of a wire in contact with a welding tip, the apparatus having a welding tip support means for supporting the welding tip for rectilinear movement, the support means having movable mass less than 10 grams, the low mass enabling the welding tip to maintain contact with the wire portion during the molten phase of the wire during the welding operation, and a means to urge the tip support means into engagement with the wire. |
