Dynamic mixer screw tip
US6958128B2 · kind B2 · utility
5Cited by
17References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2003 |
| Grant date | Oct 25, 2005 |
| Priority date | — |
| Expiry date | Dec 10, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C48/09
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention includes a screw tip for an extruder screw for effecting mixing in an extruder. The screw tip has a substantially conical outside surface and at least one discontinuous fin. The at least one fin protrudes from the outside surface of the screw tip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.