Spinneret for manufacturing modified cross-section fibers with optical function
US5753277A · kind A · utility
11Cited by
8References
17Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Feb 15, 1996 |
| Grant date | May 19, 1998 |
| Priority date | — |
| Expiry date | Feb 15, 2016 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01D5/36
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A spinneret for manufacturing modified cross-section fibers with optical function includes tubes arranged to a spinneret for spinning an island portion, and a partition device for enclosing the tubes for leading a melt polymer. The spinneret and the partition device cooperating with each other to define a predetermined space.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.