Device and method for sheet flexible-die forming based on magnetorheological elastomer
US10293523B2 · kind B2 · utility
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6Claims
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Inventors
Key dates
| Filing date | Apr 30, 2014 |
| Grant date | May 21, 2019 |
| Priority date | — |
| Expiry date | Jun 10, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2995/0008
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A flexible-die forming apparatus includes a piston, a coil, an upper die, a magnetorheological elastomer, and a lower die having a cavity formed thereon. The upper die is arranged to be overlappedly rested on top of the lower die. The piston is movably received in the receiving cavity of the upper die. The magnetorheological elastomer is mounted at a lower portion of the piston, and is received in the receiving cavity of the upper die. The coil is provided and wounded on an exterior surface of the upper die and the lower die.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.