DISK DRIVE AND SPINDLE STRUCTURE

摘要

PURPOSE: To obtain a wearproof and long life by increasing a electric path between a hub and a spindle. CONSTITUTION: In a disk driving device having a fixed spindle motor for an inner hub, one or plural disks are attached to the hub 40' rotatably mounted on a spindle 32'. The hub 40' has one or plural fingers 54 which are fitted to the hub and are brought into contact with the spindle 32' when this hub is at a standstill and is rotating. The spindle 32' may be provided with a wear- resistant layer 56 and/or conductive ring.