US 7,477,480 B2
Disk spacer, hard disk drive with the disk spacer, and disk balancing method using the disk spacer
Young-rok Oh, Seoul (Korea, Republic of)
Assigned to Samsung Electronics Co., Ltd., Suwon-Si (Korea, Republic of)
Filed on May 03, 2006, as Appl. No. 11/416,135.
Claims priority of application No. 10-2005-0067833 (KR), filed on Jul. 26, 2005.
Prior Publication US 2007/0025016 A1, Feb. 01, 2007
Int. Cl. G11B 17/08 (2006.01)
U.S. Cl. 360—98.08 14 Claims
OG exemplary drawing
 
1. A disk spacer interposed between a pair of disks that are rotatably installed on a spindle motor and having a ring shape,
wherein a center of an inner circle defined by an inner circumferential surface of the disk spacer is not congruous with a center of an outer circle defined by an outer circumferential surface thereof so as to produce a mass eccentricity of the disk spacer.