Patent ID: 7706104

Claim:
A rotating disk storage device comprising: a rotating disk recording medium; a head gimbal assembly including a slider provided at a front end thereof and a mounting portion provided at a rear end thereof, said slider including a head for reading data from said rotating disk recording medium; a carriage for holding a voice coil for moving said slider of said head gimbal assembly above said rotating disk recording medium, said carriage being formed with a pivot opening into which a pivot member is inserted and a mounting surface on which said mounting portion of said head gimbal assembly is mounted; and first, second, and third pads formed on a circumference of said pivot opening of said carriage in such a manner as to project therefrom and come into detachable and non binding face contact with said mounting portion including a bottom surface of said head gimbal when said head gimbal assembly is mounted on said carriage wherein said first pad is disposed on a side of said voice coil in such a manner as to be passed through by a straight line connecting a turning center of said pivot member and a center of said slider, and said second pad and said third pad are oppositely spaced at a predetermined interval with said straight line centered therebetween on a side of said slider wherein a positional relation of said first pad, said second pad and said third pad represents an isosceles triangle in which said first pad provides a vertical angle with reference to the centers of said pads, and wherein said vertical angle is about 20 degrees or more and about 50 degrees or less.