Electromagnetic blank restrainer
US7891226B2 · kind B2 · utility
3Cited by
24References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 4, 2005 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Nov 5, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S72/707
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Apparatus for forming an article from a blank of sheet metal including electromagnet field producing means disposed adjacent a die cavity for selectively energizing the field producing means for restraining movement of the blank during the forming thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.