Apparatus for extruding plastic material
US3930782A · kind A · utility
11Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 10, 1974 |
| Grant date | Jan 6, 1976 |
| Priority date | — |
| Expiry date | Apr 10, 1994 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2948/92904
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Apparatus for extruding plastic materials through a die and including a screw extruder in which compounding is to be carried out, a feed means for the compounded material, and a positive displacement delivery means through which compounded materials can be passed to said die, said positive displacement delivery means serving to meter the compounded materials and generate the required extrusion pressure at the die head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.