Heating or cooling roller

Details Heating or cooling roller Heating or cooling roller

1989-11-14

1990-09-11

Davis, Jr., Albert W.

Heat exchange

Movable heating or cooling surface

Rotary drum

165 90, 291161, F28F 502

Patent

active

049554336

ABSTRACT:
A heating or cooling roller comprises a stationary axle, at least one hydrostatic or hydrodynamic bearing element to support a rotary roller shell on the stationary axle, and a heatable or coolable heat transfer medium which flows through an annular gap between the stationary axle and the rotary roller shell; the roller shell has peripheral axially parallel orifices for the heat transfer medium which is supplied and discharged through at least one radial channel in the stationary axle and via at least one annular space between the roller shell and the stationary axle.

REFERENCES:
patent: 3307621 (1967-03-01), Whisnant et al.
patent: 3794118 (1974-02-01), Bauch
patent: 4459726 (1984-07-01), O'Brien et al.
patent: 4757583 (1988-07-01), Pav et al.

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