Hybrid disk-cone extrusion die assembly
US6638462B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2001 |
| Grant date | Oct 28, 2003 |
| Priority date | — |
| Expiry date | Jul 27, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/707
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to an extrusion die assembly. Specifically, the present invention relates to an extrusion die assembly comprising a pair of extrusion dies wherein one extrusion die is disposed within the second extrusion die. The extrusion dies may comprise a plurality of extrusion die modules wherein at least one of the extrusion die modules incorporates a flat compression deal with a conical or otherwise angled spillover surface. Further, the present invention relates to a method for utilizing an extrusion die assembly comprising a pair of extrusion dies, each having at least one extrusion die module having a conical or otherwise angled spillover surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.