Beam let-off apparatus and a method for letting off filaments
US6216747A · kind A · utility
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10References
11Claims
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Assignee
Inventor
Key dates
| Filing date | Feb 1, 2000 |
| Grant date | Apr 17, 2001 |
| Priority date | — |
| Expiry date | Feb 1, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/38
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A beam let-off apparatus capable of adjusting the tension of a plurality of filaments as they are removed from a beam through the controlled movement of a pivoting arm directed by the tension of the unwinding filaments, comprises a frame, a driven roll, 1-3 idler rolls on the frame and a dancer roll mounted on pivoting arms mounted on the frame wherein the filaments pass under and around the dancer roll through a defined wrap angle is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.