Thermal transfer printing process

Details Thermal transfer printing process Thermal transfer printing process

1987-12-28

1989-08-22

Albritton, C. L.

Recorders

Performance of multiple functions of steam and gas engines

Pressure responsive element

346 76PH, 400120, G01D 900

Patent

active

048600253

ABSTRACT:
In printing apparatus of the type which includes a ribbon having a backing layer and an ink donor layer supported on the backing layer, wherein the apparatus includes a first thermal printhead for transfer printing a first ink pattern from the ink donor layer to the backing layer at a first printing station, a second thermal printhead for transfer printing a second ink pattern from the ink donor layer to a workpiece at a second printing station, there is provided a process including the steps of: sensing a letter being fed to the second printing station; starting feeding the ribbon; starting printing at the first printing station; moving the second printhead from a non-printing position to a printing position; starting printing at the second printing station; stopping printing at the first and second printing stations; stopping feeding the ribbon; and moving the second printhead from the printing position to the non-printing position.

REFERENCES:
patent: 4739343 (1988-04-01), Dolan
patent: 4740798 (1988-04-01), Shinoazaki

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