摘要 |
BONDING WIRE SPOOL HAVING A GROOVE A bonding wire spool having a groove comprising a cylindrical body and flanges extending at both sides of the cylindrical body and a guide groove extending from an outer circumferential edge of one of the flanges to the cylindrical body. A hoof-shaped groove made by removing a recess extending from an intermediate portion of a cylinder surface of the cylindrical body toward an intersection with the flange is formed to connect with the guide groove. |