Disk drive apparatus having an annular straightening portion

Details Disk drive apparatus having an annular straightening portion Disk drive apparatus having an annular straightening portion

2005-11-01

2005-11-01

Evans, Jefferson (Department: 2652)

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Disk record

C360S099120

Reexamination Certificate

active

06961211

ABSTRACT:
A spindle motor including a rotatable hub is provided on a case, and a disk is fitted on an outer periphery of the hub. A disk damper is fixed to an end portion of the hub to hold the disk on the hub. The disk damper integrally includes a clamp portion fixed to the end portion of the hub to hold a centre portion of the disk, and a substantially annular straightening portion extending outwards from the clamp portion in a radial direction and facing to a surface of the disk with a predetermined gap.

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Japanese Office Action, dated Jul. 13, 2004, for Patent Application No. 2002-122724.
Office Action, dated May 25, 2004, from the Japanese Patent Office for Patent Application No. 2002-348304.

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