Extrusion apparatus and method of extrusion for raw rubber mixes
US5453238A · kind A · utility
16Cited by
8References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 1993 |
| Grant date | Sep 26, 1995 |
| Priority date | — |
| Expiry date | Dec 30, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C48/07
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The extrusion apparatus proposed effects an extrusion of the roller-spout type onto a cylindrical roller 7 associated with a profiled fixed wall 5 and a second extrusion of the roller die type onto a profiled roller 8 and an associated fixed wall 6, and then superimposes the extrusions in the passage between the rollers 7 and 8.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.