| 摘要 |
A spool for winding metallic wire, comprising a tubular body for supporting the coil of wire that is provided, at ends thereof, with wall elements, each wall element comprising a flat flange with a stiffening fold at the outer edge, jointly connected by welding to the corresponding end of the tubular body, and a flat complementary flange, seamed by spot welding to the outer surface of the flange, at least one pawl being jointly connected to the complementary flange of at least one wall element.
|
