Thermal duplicating apparatus

Details Thermal duplicating apparatus Thermal duplicating apparatus

1982-12-03

1984-08-14

Smith, Alfred E.

Radiant energy

With infrared or thermal pattern recording

Thermal copying of documents

250319, 250318, 355104, 355106, 101470, 101471, 10112821, 1011284, G03C 516

Patent

active

044659318

ABSTRACT:
A thermal duplicating apparatus for forming a duplicate image of an original image by selective application of heat to a heat sensitive recording medium is provided. The present apparatus utilizes a flexible cylinder which is substantially transparent to the irradiated light ray. The flexible cylinder in effect rolls along the heat sensitive recording medium overlying an original in a flat state as pressed thereagainst to effect duplicating operation progressively from one end to the opposite end.

REFERENCES:
patent: 3501635 (1970-03-01), Sprunger et al.
patent: 3552317 (1971-01-01), Ritzerfeld
patent: 3694245 (1972-09-01), Anderson et al.

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