Patent ID: 7562374

Claim:
A form factor disk comprising: a circular plate having a first hole for inserting a rotational shaft, a plurality of second holes adjacent to the first hole, and an information storage region on a surface thereof; an upper metal hub located on the circular plate, the upper metal hub comprising: an upper hub hole aligned with the first hole of the circular plate; and upper connectors formed on a lower surface of the upper metal hub to correspond to the second holes of the circular plate such that the upper connectors project out and away from the upper metal hub and extend below the upper metal hub and within and through the second holes; and a lower metal hub located under the circular plate, the lower metal hub comprising: a lower hub hole aligned with the first hole of the circular plate; and lower connectors formed on an upper surface of the lower metal hub to correspond to the second holes of the circular plate such that the lower connectors project out and away from the lower metal hub and extend above the lower metal hub and within and through the second holes, wherein the upper connectors and the lower connectors are mated within and through the second holes, such that the upper connectors do not penetrate the lower metal hub from which the lower connection members project and the lower connectors do not penetrate the upper metal hub from which the upper connection members project, and such that the upper and lower hubs are securely fitted to the upper and lower sides of the circular plate respectively.