Sheet heating device

Details Sheet heating device Sheet heating device

1989-10-24

1991-02-19

Walberg, Teresa J.

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

219216, 355291, G03G 1520

Patent

active

049946420

ABSTRACT:
A color copying machine has a sheet heating device for heating a color developer sheet while the sheet is being fed. The sheet heating device includes a sheet feed path along which the sheet is fed, a heater unit spaced from the sheet feed path, and a sheet protective member of an insulating material disposed between the sheet feed path and the heater unit. The sheet protective member has a plurality of holes defined therein for passing radiant heat from the heater unit toward the sheet feed path. The sheet protective member may comprise a mesh screen of intersecting filaments or a punched iron sheet.

REFERENCES:
patent: Re28802 (1976-05-01), Draugelis
patent: 3440944 (1969-04-01), Endermann
patent: 4148575 (1979-05-01), Siryj
patent: 4639405 (1987-01-01), Franke
patent: 4745432 (1988-05-01), Langdon

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