Bar code printing device

Details Bar code printing device Bar code printing device

1996-08-12

1998-09-08

Eickholt, Eugene H.

Typewriting machines

Code-printing typewriter

400208, 400225, 400242, 400243, B41J 500

Patent

active

058036253

ABSTRACT:
A bar code printing device including a base frame, a cover turned about a pivot in the base frame, torsional springs mounted around the pivot to force the cover outwards from the base frame, gear wheel and sector gear assemblies mounted between the base frame and the cover to buffer the spring force of the torsional springs, a sticker reel mounted in the base frame and turned by a step motor to let off a sticker for printing, a ribbon reel mount fastened to the cover on the outside, a ribbon reel mounted on the ribbon reel mount and turned by a DC motor through a reducing gear to turn a ribbon over the sticker, the ribbon reel having a tension spring adapted for adjusting the diameter of the ribbon reel subject to the size of the ribbon to be used, and a control circuit for controlling the operation of the DC motor and the step motor.

REFERENCES:
patent: 4924242 (1990-05-01), Fukawa
patent: 5128763 (1992-07-01), Sakuragi
patent: 5149218 (1992-09-01), Iwatani et al.
patent: 5228793 (1993-07-01), Ferrie
patent: 5295753 (1994-03-01), Godo et al.
patent: 5536093 (1996-07-01), Tomoda et al.
patent: 5547183 (1996-08-01), Tamura
patent: 5553952 (1996-09-01), Umbach
patent: 5562352 (1996-10-01), Whritenor et al.

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