Coil with large payout hole and tube for kinkless payout
US5979812A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1998 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Apr 21, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H55/046
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A payout tube for enabling payout of filamentary material having inherent twist characteristics from a coil of the filamentary material wound in a figure 8 configuration with a payout hole extending from the inner layer to the outer layer of the coil, wherein the payout hole has an oval or diamond shape; an inner end of the payout tube being adapted for insertion into the payout hole and having an oval or diamond shape corresponding to the oval or diamond shape of the payout hole, the payout hole having a diameter of at least ninety degrees; the payout tube having an inner diameter increasing in size from the inner end to the outer end thereof; and a collar formed around the outer end to support the payout tube against the outer surface of a container. The container may have a hingeable panel, the panel including a diamond or oval-shaped opening; the payout tube being formed of container-type material and having an outer end opening conforming to the diamond or oval-shaped panel opening, and a flap member extending from each of the sides of the diamond or oval-shaped opening and extending through and around the edges of the diamond or oval-shaped panel opening for supporting the pa…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.