Self-aligning thermal print head and paper loading mechanism

Details Self-aligning thermal print head and paper loading mechanism Self-aligning thermal print head and paper loading mechanism

1990-05-25

1992-05-19

Burr, Edgar S.

Typewriting machines

Typing by other than type-face or type-die

Thermal

400 59, B41J 232

Patent

active

051142511

ABSTRACT:
A thermal printer is provided with a free floating print head and a sliding top supporting a platen roller. The platen roller is engageable with the print head such that a biased uniform force is applied to the print head. The sliding top is movable between a print ready position and a paper loading position. A wide gap is provided between the platen roller and the print head which in the paper loading position, allowing for easy paper loading without need for threading.

REFERENCES:
patent: 3958254 (1976-05-01), Okabe
patent: 4235555 (1980-11-01), Aprato
patent: 4723133 (1988-02-01), Walter
patent: 4755834 (1988-07-01), Kunimitsu et al.
patent: 4949098 (1990-08-01), Gluck et al.
patent: 4953994 (1990-09-01), Shiozaki et al.
IBM Technical Disclosure Bulletin, "Thermal Print Head Control", J. R. Perry, vol. 21, No. 4, Sep. 1978.

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