Spinnerets with diamond shaped capillaries
US5922366A · kind A · utility
4Cited by
20References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 26, 1997 |
| Grant date | Jul 13, 1999 |
| Priority date | — |
| Expiry date | Feb 26, 2017 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01D5/253
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to spinnerets for the melt extrusion of synthetic polymer to produce industrial filaments. The spinnerets comprise a plate having an assembly of capillaries through which the polymer is melt extruded to form the filaments. Each of the capillaries have an elongated diamond cross section normal to a longitudinal axis of the capillary.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.