Single-motor extrusion head having multiple extrusion lines
US7604470B2 · kind B2 · utility
190Cited by
46References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2006 |
| Grant date | Oct 20, 2009 |
| Priority date | — |
| Expiry date | Oct 16, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2948/92904
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An extrusion head comprising at least one drive wheel and an assembly positionable between at least a first state and a second state. The assembly comprises a first extrusion line configured to engage the at least one drive wheel while the assembly is positioned in the first state, and a second extrusion line configured to engage the at least one drive wheel while the assembly is positioned in the second state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.