Thermal transfer dyesheet and printer
US8139092B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 27, 2007 |
| Grant date | Mar 20, 2012 |
| Priority date | — |
| Expiry date | Oct 25, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M5/38207
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermal transfer dyesheet comprising a substrate bearing a region of a thermally transferable dye, the region including a first printable portion within the region having a first optical density, a second printable portion within the region having a second optical density, the difference in optical density between the first and second optical densities being detectable by a detection means on a dyesheet printer, and a third printable portion within the region having an optical density substantially the same as that of the first printable portion is provided, together with a method for manufacture of the dyesheet and an associated printer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.