Patent ID: 9019662
Filing Date: 2015-04-28
Classification: G11B

Abstract:
1. A head stack assembly comprising: an arm comprising a swaged seat surface comprising a swaged hole, the arm comprising a first end portion proximate the swaged hole located at a longitudinal end of the arm, and a notch formed at the first end portion of the arm away from the swaged hole and formed throughout a thickness of the arm, a width of the arm between the swaged hole and an edge of the notch being made less than a width of other portions of the arm around the swaged hole, the first end portion being less rigid than a second portion of the arm proximate the swaged hole; a suspension comprising a load beam configured to support a head; and a baseplate secured to an end portion of the load beam, comprising an annular protrusion secured to the swaged hole of the arm by swaging, and secured to the swaged seat surface.