Extrusion line control system
US4097566A · kind A · utility
41Cited by
7References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 1, 1977 |
| Grant date | Jun 27, 1978 |
| Priority date | — |
| Expiry date | Jun 1, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2030/002
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An extrusion line for producing rubber tire tread. Method and apparatus for continuously controlling extrusion line operation to maintain a predetermined length and weight for the finished product. Sensors for unit weight, extruder speed and swell, extruder load, extrudate temperature at the extruder and at the skiver, and conveyor speeds, signal conditioning circuits, and controls for take away conveyor speed, extruder speed, unit weight and skiver length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.