Method of forming a disc pack

Details Method of forming a disc pack Method of forming a disc pack

2007-10-02

2007-10-02

Tugbang, A. Dexter (Department: 3729)

Metal working

Method of mechanical manufacture

Electrical device making

C029S603100, C029S603080, C029S603090, C029S603190, C360S264500

Reexamination Certificate

active

10731275

ABSTRACT:
A method of forming a disc pack for use in a disc drive is provided. The method includes forming at least one alignment feature between an inner diameter and an outer diameter of each of a plurality of discs. The at least one alignment feature of a first disc of the plurality of discs and the at least one alignment feature of a second disc of the plurality of discs are utilized to substantially vertically align servo patterns on the first disc with servo patterns on the second disc. A disc pack having discs that include alignment features for aligning servo patterns on the discs is also provided.

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