Apparatus for making a yarn from a roving
US4524580A · kind A · utility
9Cited by
4References
9Claims
0Family size
Inventor
Key dates
| Filing date | Apr 29, 1983 |
| Grant date | Jun 25, 1985 |
| Priority date | — |
| Expiry date | Apr 29, 2003 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01H1/11
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Apparatus for making a high-strength yarn from a drawn roving comprises a twisting device for twisting the roving is as well as a separate winding device, which serves to wind protruding fiber ends around the roving and comprises a guide gap which is tapered transversely to the direction of travel of the roving in said gap and is bounded by sliding surfaces in contact with the roving.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.