Printer and ink ribbon cartridge having color block detection me

Details Printer and ink ribbon cartridge having color block detection me Printer and ink ribbon cartridge having color block detection me

1992-09-03

1994-09-06

Burr, Edgar S.

Typewriting machines

Including interposed inking device for record-medium

Means auxiliary to ribbon mechanism

400219, 4002403, B41J 3314

Patent

active

053442440

ABSTRACT:
A video printing apparatus including a thermal head and accommodating an ink ribbon cartridge having a plurality of color blocks. The apparatus has a subsidiary head which records an identification mark on the color blocks when used in a printing operation. The identification mark is recorded on a predetermined portion of the color block which is not used in a printing operation. A sensor is provided for detecting the identification mark recorded on the used color blocks.

REFERENCES:
patent: 4745415 (1988-05-01), Konda et al.
patent: 4975715 (1990-12-01), Saito et al.
European Search Report Patent Abstracts of Japan, vol. 9, No. 245.

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