Traveller having inner yarn guide path with no mold parting line
US4866923A · kind A · utility
0Cited by
5References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 26, 1988 |
| Grant date | Sep 19, 1989 |
| Priority date | — |
| Expiry date | Aug 26, 2008 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01H7/604
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A traveller for use in a textile spinning and twisting machine, includes a substantially C-shaped member adapted to engage and travel about a ring of the machine, the member having an outer surface and an inner surface constituting a yarn guide path on which yarn travels, the yarn guide path on the inner surface being free of any mold parting line, the traveller being formed in a mold and the yarn guide path on the inner surface being formed by a groove in an ejector pin of the mold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.