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US 2002/0163756 A1Published application
Grooved spindle motor hub wrapped with O-rings for disk centering
OwnerShiao-Hua Chen, Tho Phaminventors
Life of this patent
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Abstract
A spindle motor assembly that includes an elastomer which couples a disk to a motor hub. The elastomer centers the disk with the motor hub. Centering the disk improves the overall balance of the spindle motor assembly.
Claims19
A spindle motor assembly for a hard disk drive, comprising:
- a motor hub;
- a disk;
- and,
- an elastomer that couples said disk to said motor hub.
1 more element
A hard disk drive, comprising:
- a base plate;
- a spindle motor attached to said base plate;
- a disk;
- an elastomer that couples said disk to said spindle motor;
- an actuator arm attached to said base plate;
- a head attached to said actuator arm and coupled to said disk;
- a voice coil motor attached to said actuator arm.
4 more elements
A method for assembling a spindle motor assembly of a hard disk drive, comprising:
- attaching an elastomer to a motor hub;
- and,
- attaching a disk to the elastomer.
A spindle motor assembly for a hard disk drive, comprising:
- a motor hub;
- a disk coupled to said motor hub;
- and,
- an elastomer located between said disk and said motor hub.
1 more element
Dependencies are inferred from the claim text.