Patent ID: 8780495
Filing Date: 2014-07-15
Classification: G11B

Abstract:
1. A base for a disc drive motor, the base comprising: a base body formed of a steel plate; and an outer wall part forming an exterior of the base, wherein the outer wall part comprises an inner wall portion bent from an edge of the base body, an upper wall portion bent from an edge of the inner wall portion and an outer wall portion bent from an edge of the upper wall portion, wherein the upper wall portion extends between the inner wall portion and the outer wall portion, wherein at least a portion of the upper wall portion forms a surface to accommodate a sealing part, wherein the outer wall portion forms the outermost exterior of the base, wherein at least a portion of the inner wall portion has a thickness smaller than that of the outer wall portion, and wherein the outer wall portion extends below the upper surface of the base body.