BASE ASSEMBLY FOR MOTOR AND HARD DISK DRIVE INCLUDING THE SAME

摘要

There is provided a base assembly for a motor, the base assembly including: a base body having a disk disposed thereon; an outer wall part defining an outer side of the base body; one or more ribs depressed from one surface of the base body and protruded toward the other surface thereof to thereby improve rigidity of the base body; and one or more blocking parts provided in the ribs to thereby block abnormal air flow due to the ribs at a time of rotation of the disk.