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US 2013/0094109 A1Published application
System, method and apparatus for anticorrosion overcoat
AssigneeHitachi Global Storage Technologies Netherlands B.V.
InventorsBruno Marchon, Daryl J. Pocker, Franck D. Rose, Qi-Fan Xiao
Life of this patent
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Abstract
A magnetic media disk has a substrate; a recording magnetic media on the substrate; and an overcoat on the recording magnetic media, the overcoat comprising a Si-based layer on the recording magnetic media, and a Ti-based layer on the Si-based layer.
Claims23
A magnetic media disk, comprising:
- a substrate;
- a recording magnetic media on the substrate;
- and
- an overcoat on the recording magnetic media, the overcoat comprising a Si-based layer on the recording magnetic media, and a Ti-based layer on the Si-based layer.
1 more element
A hard disk drive, comprising:
- an enclosure;
- a magnetic media disk rotatably mounted to the enclosure and having a substrate, a recording magnetic media on the substrate, and an overcoat on the recording magnetic media, the overcoat comprising a Si-based layer on the recording magnetic media, and a Ti-based layer on the Si-based layer;
- and
- an actuator pivotally mounted to the enclosure and having a head configured to read data from the magnetic media disk.
1 more element
An apparatus, comprising:
- a substrate;
- a corrosive film on the substrate;
- and
- an overcoat on the corrosive film, the overcoat comprising a Si-based layer on the corrosive film, and a Ti-based layer on the Si-based layer.
1 more element
Dependencies are inferred from the claim text.