Drawing device and drawing method
US10106919B2 · kind B2 · utility
0Cited by
22References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2015 |
| Grant date | Oct 23, 2018 |
| Priority date | — |
| Expiry date | Nov 7, 2036 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD02J13/005
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A drawing device for drawing a drawable material, the drawing device comprising at least a pair of tapered rollers each having a taper ratio in a range of 0.035 to 0.50, wherein the taper ratio is represented by (β−α)/2L, where β denotes a maximum diameter of the roller, α denotes a minimum diameter of the roller, and L denotes a length of a tapered portion of the roller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.