Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se
Patent
1986-05-30
1988-09-27
Wright, Jr., Ernest T.
Typewriting machines
Including interposed inking device for record-medium
Ribbon, per se
400696, 428914, B41J 3100
Patent
active
047737786
ABSTRACT:
A fabric printer ribbon impregnated with a transfer medium comprised of a vehicle liquid and coloring agent dispersed in the vehicle liquid. The fabric printer ribbon may further contain property-improving additives. As the coloring agent, the ribbon contains a color reaction product in the form of a Lewis-acid/Lewis base color complex comprised of an organic chromogen and a color developer. The coloring agent is dissolved and/or dispersed as fine particles in the vehicle liquid. Such a fabric printer ribbon displays the advantage of correctability by means of an inhibitor of the color reaction. The corrected sheet can be typed over in customary fashion by means of the fabric printer ribbon in a second track of a fabric printer ribbon.
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Bohne Karl-Heinz
Greschenz Hubertus
Pietsch Guenter
Pelikan Aktiengesellschaft
Wright, Jr. Ernest T.
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