Segmented heated drum processor
US6411320B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2001 |
| Grant date | Jun 25, 2002 |
| Priority date | — |
| Expiry date | Jul 31, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03D13/002
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A thermographic imaging system in which exposed thermographic imaging media is moved along a path, apparatus comprising: a movable member of thermally conductive material located along said path, said member having a first dimension parallel to said path and a second dimension perpendicular to said path, said member having a first side which thermally contacts media moved along said path and a second opposite side, a first electrical heater in thermal contact with said second side of said member; a second electrical heater in thermal contact with said second side of said member, said second electrical heater having a plurality of separately activated segments extending in said first dimension, and a control for selectively activating said segments as media is moved along said path into contiguity with each said segments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.