Patent ID: 7640886

Claim:
An apparatus for applying a lubrication layer onto hard disks, comprising: a lubrication tank being adapted to hold a lubricant bath; a disk holding means being adapted to hold a plurality of hard disks, each said hard disk being disposed at a corresponding location along a length of said disk holding means; and a plurality of projecting members, each said projecting member being disposed within said tank and adapted to be disposed between an adjacent pair of said plurality of hard disks, to interrupt a substantial portion of surface waves of said lubricant bath that travel between said adjacent pair of hard disks, wherein said plurality of projecting members are integrally formed within a bath cover that is disposed to position said projecting members at a surface of said lubricant bath, wherein said bath cover comprises a generally rectangular integrally formed member having a central mandrel passage slot formed therethrough and a plurality of disk passage slots formed therethrough generally perpendicularly to said mandrel passage slot.