Patent ID: 7508633
Filing Date: 2009-03-24
Classification: G11B

Abstract:
1. A suspension assembly for a hard disk drive, the suspension assembly comprising: a hinge member comprising a first strut and a second strut, each of the first and second struts extending in a longitudinal direction, the first strut being disposed by a vertical offset from the second strut; a load beam having a first end and a second end, a length in the longitudinal direction being defined between the first end and the second end; and a longitudinal axis defining a first side and a second side of the load beam, the load beam having asymmetrical structure about the longitudinal axis; wherein the first strut and the second strut couple to the load beam on opposite sides of the longitudinal axis of the load beam at about the second end; wherein the load beam is mass-balanced by lightening the first side of the load beam such that a center of mass of the first side is brought into coincidence about the longitudinal axis with a center of mass of the second side.