Extruder mixer
US6962431B1 · kind B1 · utility
18Cited by
14References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 8, 2000 |
| Grant date | Nov 8, 2005 |
| Priority date | — |
| Expiry date | Nov 8, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C48/03
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An extruder mixer and method for mixing plastic materials utilizes an elongated screw having an inlet channel connected to a first cross-axial pump that feeds, at an angle to the screw axis, a subsequent channel, wherein the subsequent channel becomes a further inlet channel connected to at least one subsequent cross-axial pump, and wherein the cross-axial pump is bounded by a flight on at least one side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.