Method for bending sheet metal and product of sheet metal
US9539630B2 · kind B2 · utility
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3References
27Claims
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Key dates
| Filing date | Mar 5, 2012 |
| Grant date | Jan 10, 2017 |
| Priority date | — |
| Expiry date | Dec 7, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for bending a sheet metal comprises: a hardness adjustment process wherein a blank (10), including a high-hardness region (11) and a low-hardness region (12) having a lower hardness than the high hardness region (11), is formed by changing the hardness of at least a part of a sheet metal; and a bending process wherein a product (20) is formed by bending low-hardness region (12) of blank (10).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.