Typewriting machines – Typing by other than type-face or type-die – Character formation by impact
Patent
1985-08-02
1987-04-07
Sewell, Paul T.
Typewriting machines
Typing by other than type-face or type-die
Character formation by impact
400 61, 400 54, 400303, 340727, 340731, B41J 310
Patent
active
046556222
ABSTRACT:
In a serial printer in which character patterns for one line are image-developed in a line buffer and are printed, when the number of dots along a subscanning direction of a dot pattern obtained by expanding a standard character exceeds that of a printing head along the subscanning direction, the expanded character pattern is divided into a plurality of zones along a scanning direction, and the dot pattern for each zone is image-developed in the line buffer. Since a relative distance between a development start position and a printing head position for each character in one line is stored in advance, if character patterns are sequentially image-developed from one having a smaller relative distance, a character string including different dot structures can be printed in a desired format.
REFERENCES:
patent: 3991868 (1976-11-01), Robinson
patent: 4216480 (1980-08-01), Buehner
patent: 4400791 (1983-08-01), Kitado
IBM Tech. Disc. Bulletin, by B. R. Cavill, vol. 24, No. 11A, Apr. 1982, pp. 5430-5432.
Kabushiki Kaisha Toshiba
Sewell Paul T.
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