Patent ID: 6532135
Filing Date: 2003-03-11
Classification: G11B,Y10T

Abstract:
An actuator assembly for a disk drive having a base member, said actuator assembly comprising an arm segment pivotally mounted to the base member, a secured end portion of a suspension load beam segment secured to an end portion of the arm segment, and a flexure segment secured to a suspended end portion of the suspension load beam segment, the suspension load beam segment including a bend radius portion comprising a pair of arms having a thickness that is less than a thickness of said secured end portion and said suspended end portion of said suspension load beam segment, wherein said bend radius portion has a spring rate that is less than 18 Newtons per meter, a first bending mode that is greater than 3,500 Hertz and a first torsion mode that is greater than 5,300 Hertz, wherein each of said arms further includes at least one area of thickness less than said thickness of said arms.