Dual strand packaging apparatus
US4349365A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1981 |
| Grant date | Sep 14, 1982 |
| Priority date | — |
| Expiry date | Nov 6, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S242/92
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Dual strand packaging apparatus including an indexible turret having two winding collets rotatably mounted thereon, an elongated bushing above the collets with a longer dimension extending transversely of the collets, the bushing supplying molten glass streams for attenuation into glass filaments, gathering shoes disposed in a manner enabling filaments at the bushing to be divided equally into front and rear groups and the groups gathered respectively into front and rear strands for winding into front and rear packages on front and rear winding sleeves on a collet in operating position, a strand push-off blade advanceable and retractable along a collet in the operating position and constructed to trap the front and rear strands while in advanced position upon indexing of the turret and while retracting to pull both strands to the rear of a collet moved to operating position upon indexing of the turret, and a strand release blade for moving the front and rear strands out of the push-off blade as the push-off blade reaches retracted position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.