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US 2023/0405757 A1Published application
Barrier device used in the manufacture of a lapping plate, and related apparatuses and methods of making
AssigneeSeagate Technology LLC
InventorsChea Phann, Ricky Ray Anderson, Kevin Lambert Mayer, Mihaela Ruxandra Baurceanu, Andrew David Habermas, Raymond Leroy Moudry, Joel William Hoehn
Life of this patent
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Abstract
The present disclosure includes barrier devices for use in an apparatus used to form lapping plates. The barrier devices can contain liquid on the surface of the lapping plate platen. The present disclosure also involves related methods.
Claims20
1-18. (canceled)
A method of processing a major surface of a lapping plate platen, wherein the method comprises:
- a) positioning a lapping plate platen with respect to a barrier device on a rotatable platter, wherein the rotatable platter is configured to secure and physically support the lapping plate platen during processing of the major surface of the lapping plate platen, and wherein the barrier device is configured to substantially contain one or more liquid treatment compositions on the major surface of the lapping plate platen during processing of the major surface of the lapping plate platen;
- and
- b) dispensing at least one liquid treatment composition onto the major surface of the lapping plate platen to process the major surface of the lapping plate platen while the barrier device substantially contain the at least one liquid treatment compositions on the major surface of the lapping plate platen.
Dependencies are inferred from the claim text.