Drive for disc memory spindle - has double bearing support for rotor assembly

摘要

The drive assembly for a magnetic disc system has a spindle (1) that has the inner race of a double ball bearing (2). The outer. race (2') rotates and coupled to it is a housing ring (5). Fixed to the spindle at the opposite end is a stator (3) with connecting wires (3'). Mounted concentrically is a magnetic ring (4) with an airgap (6). The components are held in precise position on the double bearing assembly. ADVANTAGE - Simple to manufacture and assemble.