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US 2024/0174479 A1Published application
Guide ring
AssigneeKYOCERA Corporation
InventorMasato HASHIMOTO
Life of this patent
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Abstract
A guide ring includes a base member and an oxide layer. The base member has a ring shape, is made of a non-oxide ceramic, and includes a recessed portion. The oxide layer contains an oxide as a main component. The recessed portion has a first surface, and the oxide layer is located on the first surface of the recessed portion.
Claims6
A guide ring comprising:
- a base member having a ring shape, being made of a non-oxide ceramic, and comprising a recessed portion;
- and
- an oxide layer containing an oxide as a main component, wherein
- the recessed portion comprises a first surface, and
- the oxide layer is located on the first surface of the recessed portion.
2 more elements
Dependencies are inferred from the claim text.