Patent ID: 6985335

Claim:
An integrated lead suspension, comprising: a lead wiring pad provided on a flexure section of the suspension, a bonding pad provided on a slider of a head gimbal section of the suspension, and a solder ball that is placed between the lead wiring pad and the bonding pad, so that the solder ball is melted to solder the lead wiring pad and the bonding pad together; and the suspension comprises a recessed section into which the solder ball is dropped from the surface of the lead wiring pad, using gravitational force, adjacent to the center line of the surface of the lead wiring pad; and wherein in the recessed section, a curved surface is formed between a portion into which the solder ball is dropped and portions on both sides of said portion wherein both sides of the pad are bent upward to form curved section which prevent the solder ball from moving in the direction at right angle to the center line.