Extrusion machinery
US5000025A · kind A · utility
10Cited by
4References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 30, 1990 |
| Grant date | Mar 19, 1991 |
| Priority date | — |
| Expiry date | Apr 30, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21C25/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A two wheel conform type aluminum extrusion machine and a die assembly and subassembly for extruding tubing and/or cladding a core material. The die subassembly permits lateral adjustment of a die ring relative to a mandrel to assure uniform wall thickness in the extruded tubing. A method of utilizing the die subassembly comprises assembly thereof and prefilling the subassembly with molten aluminum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.