IP Library › Patent Application 15804957
Patent Application
App. No. 15/804,957

Low Resistance Ground Joints For Dual Stage Actuation Disk Drive Suspensions

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Quick Facts
Patent No.
US None
App. No.
15/804,957
Abstract

A stainless steel dual stage actuated disk drive head suspension baseplate including a plated electrical contact area having nickel and gold. The baseplate can be heat treated. The nickel and gold can be in a mixture.

Claims (8)

1 - 16 . (canceled)

17 . A method for manufacturing a disk drive head suspension baseplate, including:

applying nickel and gold to a contact area of a stainless steel baseplate; and

heat treating the baseplate after applying the nickel and gold.

18 . The method of claim 17 , including applying amounts of nickel and gold to the stainless steel baseplate and heating the baseplate to produce a contact area having about 2%-10% gold.

19 . The method of claim 17 wherein applying nickel and gold includes:

applying a layer of material including nickel on the stainless steel baseplate; and

applying a layer of gold on the layer of material including nickel.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 17, 2019
From: HUTCHINSON TECHNOLOGY INCORPORATED
To: MMI TECHNOLOGIES PTE LTD.
Reel/Frame 048053/0004 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 4, 2017
From: BENNIN, JEFFRY S.; BJORSTROM, JACOB D.; BOPP, SHAWN P.; HENTGES, REED T.; HOFFLANDER, MICHAEL T.; JENNEKE, RICHARD R.; LEABCH, CRAIG A.; LEWANDOWSKI, MARK S.; POKORNOWSKI, ZACHARY A.; SCHAFER, BRIAN D.; STEPIEN, BRIAN J.; THEGET, JOHN A.; THEISEN, JOHN E.; WAGNER, JOHN L.
To: HUTCHINSON TECHNOLOGY INCORPORATED
Reel/Frame 044292/0001 →