Method of imbalance correction using a grooved disk clamp
AssigneeWestern Digital Technologies, Inc.
InventorsJoseph A. Perlas, Jambunathan Vangal-Ramamurthy
Life of this patent
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Abstract
A disk clamp that can engage a disk hub to couple a disk media to a disk hub, the disk clamp having a body portion, and a groove formed in a surface of the body portion and extending at least in a circumferential direction substantially parallel to at least a portion of the circumference of the disk clamp; and a balance weight installed in the groove formed in the surface of the disk clamp, the balance weight having a quantity of material applied in the groove. A disk drive assembly using the disk hub and a method of correcting a drive imbalance using the disk hub.
Claims24
A disk drive assembly comprising:
- a disk hub comprising a central portion having a radially outer surface;
- a disk media;
- and
- a disk clamp that engages the disk hub to couple the disk media to disk hub,
- wherein the disk clamp comprises:
- a body portion having a hollow radially inner region forming an annular shape,
- wherein an inner surface proximate to the hollow radially inner region of the body portion is configured to engage the radially outer surface of the disk hub;
- and
- a groove formed in a surface of the body portion and extending in a circumferential direction substantially parallel to at least a portion of the circumference of the disk clamp;
- and
- a balance weight installed in the groove formed in the surface of the disk clamp,
- wherein the balance weight comprises a quantity of material applied in the groove.
A disk clamp configured to engage a disk hub to couple a disk media to a disk hub, wherein the disk clamp comprises:
- a body portion having a hollow radially inner region forming an annular shape,
- wherein an inner surface proximate to the hollow radially inner region of the body portion is configured to engage a radially outer surface of the disk hub;
- and
- a groove formed in a surface of the body portion and extending at least in a circumferential direction substantially parallel to at least a portion of the circumference of the disk clamp;
- and
- a balance weight installed in the groove formed in the surface of the disk clamp,
- wherein the balance weight comprises a quantity of material applied in the groove.
Dependencies are inferred from the claim text.