Printer of the dot impact type

Details Printer of the dot impact type Printer of the dot impact type

1984-06-07

1986-09-16

Burr, Edgar S.

Typewriting machines

Platen or platen-moving mechanism

For movement of platen other than for line-spacing

400662, 400470, B41J 11057

Patent

active

046119400

ABSTRACT:
A printer of the dot impact type which prints by guiding a printing paper between a printing head and a platen which is composed of a plurality of sintered bodies containing inks of different colors, and attaching the ink containing body to the printing paper, comprising a platen which changes the ink color by rotating the ink containing sintered bodies; a drive device including a one directional clutch which sends the printing paper in a normal direction by clockwise rotation of a motor, and changes the colors by counterclockwise rotation; and a switching mechanism which connects the one directional clutch to bi-directions when the printing head is moved outside on available printing scope.

REFERENCES:
patent: 4050569 (1977-09-01), Crump et al.
patent: 4273457 (1981-06-01), Noda
IBM Tech. Disc. Bull.; "Color Wheel Impact Printer"; J. M. Dunn; vol. 22, No. 10, pp. 4364-4365; Mar. 1980.

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