Polymer processability evaluation through on-line image processing
US7514032B2 · kind B2 · utility
0Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 2003 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | Jan 26, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2948/92428
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
This invention discloses the use of one or three cameras equipped with a charge coupled device (CCD) sensor and of laser detectors for characterizing respectively in two or three dimensions, the behavior of an extrudate at the exit of a die, said CCD camera(s) being synchronized with a flash by the laser detectors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.