Forging method and forging die
US9586256B2 · kind B2 · utility
1Cited by
1References
17Claims
0Family size
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Key dates
| Filing date | Sep 2, 2014 |
| Grant date | Mar 7, 2017 |
| Priority date | — |
| Expiry date | Sep 2, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22F1/08
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A forging method according to the present invention includes the steps of placing a work having a first shape which is a rectangular hexahedron in a work space of a forging die which has a rectangular opening, which is formed by rectangular plane wall portions, and which is provided with the work space to hold the work in a placement step and applying a plastic strain to the work by deforming the placed work into a second shape which is a rectangular hexahedron in a working step, with the placement step and the working step being performed at least two times.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.