Patent ID: 7359188

Claim:
An apparatus comprising: a substrate having a plurality of disk-drive connectors including a first, a second, a third, and a fourth disk-drive connector that are adapted to be connected to a first, a second, a third, and a fourth disk drive, respectively; wherein the first, second, third, and fourth disk drives each have a first major face A and a second opposite major face B, wherein face B includes a circuit card; wherein the first, second, third, and fourth disk drives each have an actuator, and an axis at a rotational center of mass that is perpendicular to face A; wherein the first disk-drive connector and second disk-drive connector are positioned at least as close to one another as to other disk drive connectors and positioned relative to one another such that when connected to their respective connectors the first disk drive's major face A and second disk drive's major face A are positioned facing each other, substantially parallel and next to each other; wherein the second disk-drive connector and third disk-drive connector are positioned at least as close to one another as to other disk drive connectors and positioned relative to one another such that when connected to their respective connectors the second disk drive's major face B and third disk drive's major face B are positioned facing each other, substantially parallel and next to each other; and wherein the third disk-drive connector and fourth disk-drive connector are positioned at least as close to one another as to other disk drive connectors and positioned relative to one another such that when connected to their respective connectors the third disk drive's major face A and fourth disk drive's major face A are positioned facing each other, substantially parallel and next to each other.