Patent ID: 7885041
Filing Date: 2011-02-08
Classification: G11B

Abstract:
1. A rotational disc type storage device comprising: a rotational disc type recording medium; a head gimbal assembly having a slider to which a head for reading data from the rotational disc type recording medium is coupled and having a first opening formed at a rear end portion thereof; a carriage to which the head gimbal assembly is coupled and that has a second opening; a pivot member containing a flange that is in contact with a laminate surface of the head gimbal assembly; a support structure for supporting the laminate surface at two places in a cross-section in a radial direction of the flange formed in the flange, the pivot member penetrating through the first opening and the second opening, wherein the support structure is formed by a recess portion provided to a contact side of the flange, and wherein the recess portion is formed by disposing two projecting portions provided from the contact side of the flange so that the two projecting portions are spaced from each other at a fixed interval, wherein the head gimbal assembly and the carriage that are fitted in the pivot member are fixed to the pivot member while the head gimbal assembly and the carriage are stacked.