Screw extruder with shear-controlling diagonally extending pins
US5480227A · kind A · utility
1Cited by
14References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 9, 1994 |
| Grant date | Jan 2, 1996 |
| Priority date | — |
| Expiry date | Aug 9, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C48/397
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A screw-type extruder in which the wall of the cylinder receiving the screw has an annular recess which is disposed in a radial region of a core bead of the screw and pins extend through this recess and are diagonally inclined to the radial plane thereof close to the circumference of the bead.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.