Heated roller device

Details Heated roller device Heated roller device

1983-04-07

1984-08-14

Czaja, Donald E.

Plastic article or earthenware shaping or treating: apparatus

Control means responsive to or actuated by means sensing or...

Temperature control

165 89, 165 90, 425445, B28B 1700

Patent

active

044654502

ABSTRACT:
A film heating apparatus includes a vertical tank vertically adjustably mounted on a base supported post, a hollow vertical roller extends between and is journaled to brackets projecting from opposite ends of the tank, an electric motor driven pump mounted on the tank circulates a heat transfer liquid through and between the roller and tank through a rotary coupling mounted on the roller, the liquid in the tank being heated by an immersion electric heater which is energized in response to a temperature sensing member responsive to the liquid temperature and a second idler roller is supported between the brackets and is transversely spaced from the first roller.

REFERENCES:
patent: 3309786 (1967-03-01), Conti
patent: 4081913 (1978-04-01), Salminen
patent: 4233011 (1980-11-01), Bolender et al.
patent: 4344236 (1982-08-01), Lindeen

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