Friction stir welding using a PCBN-based tool
US12377491B2 · kind B2 · utility
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2References
16Claims
0Family size
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Key dates
| Filing date | Feb 2, 2024 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | Feb 2, 2044 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K20/22
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
This disclosure relates to a friction stir welding tool insert comprising a polycrystalline cubic boron nitride, PCBN, composite material with a textured surface layer. The textured surface layer comprises a pre-defined repeating pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.