Patent ID: 11914280
Assignee: CARESTREAM HEALTH, INC.
Field: Optics (Instruments)
Classification: CPC G  H | IPC G  H

Claim 24:
25. A cylindrical drum for processing a thermal image medium, the drum having an axis of rotation and comprising:
first and second end plates that each extend orthogonally to the axis of rotation and enclose an inner core of the drum;
first and second inner partition plates disposed along the axis of rotation, defining a first zone in the inner core lying between the first partition plate and the first end plate, a second zone in the inner core lying between the second partition plate and the second end plate, and a middle zone in the inner core lying between the first and second partition plates;
a first lamp heater positioned within the first zone;
a second lamp heater positioned within the second zone;
a third lamp heater positioned within the middle zone; and
a heater control configured to independently energize the first, second, and third lamp heaters.