Embossing for electro discharge textured sheet
US11130160B2 · kind B2 · utility
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10References
28Claims
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Key dates
| Filing date | Nov 30, 2016 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Jul 4, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21B2267/10
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An apparatus and method for applying an EDT texture to an aluminum sheet has a rolling stand with at least one EDT surfaced roll capable of rolling the sheet at reductions <1%. The rolling is conducted with residual or no lubrication and imparts a texture on the scale of about 1 μm to the surface of the sheet at low roll force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.