Printing apparatus a correction ribbon

Details Printing apparatus a correction ribbon Printing apparatus a correction ribbon

1983-06-06

1985-03-05

Sewell, Paul T.

Typewriting machines

Including interposed inking device for record-medium

Including mechanism for shifting ribbon laterally at...

4002161, 400695, B41J 3340

Patent

active

045028028

ABSTRACT:
In a printing apparatus with a correction ribbon, a ribbon placement mechanism comprising a holder swingably supported on a carriage adapted to move along a printing line and holding a printing ribbon and a correction ribbon; a first lever supported on the carriage so as to be swingable between a first position and a second position; a first electromagnet for shifting the first lever from the first position to the second positon; a second lever supported on one end of the first lever so as to be swingable between a working position and a resting position; a second electromagnet for shifting the second lever from the resting position to the working position; and a coupling means coupling one end of the second lever with the holder, wherein the printing ribbon is selected and placed at a print position through operation of the first electromagnet, while the correction ribbon is selected and placed at the print position through the swing motion of the holder when both the first and second electromagnets are actuated.

REFERENCES:
patent: 3170035 (1965-02-01), Moebius
patent: 3880271 (1975-04-01), Hebron
patent: 4395148 (1983-07-01), Gr/u/ ner et al.

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