Fibrous cores
US9561929B2 · kind B2 · utility
5Cited by
38References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 2014 |
| Grant date | Feb 7, 2017 |
| Priority date | — |
| Expiry date | Dec 9, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2701/5112
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present disclosure is directed to a fibrous core comprising a fluted layer; and a liner disposed on the fluted layer. The fluted layer and the liner are helically wound defining a longitudinal core axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.