Color printer

Details Color printer Color printer

1984-05-31

1985-12-24

Burr, Edgar S.

Typewriting machines

Platen or platen-moving mechanism

For movement of platen other than for line-spacing

400662, 400655, B41J 1102

Patent

active

045602964

ABSTRACT:
A color printer, including a guide shaft, a printing head slidably mounted on the guide shaft; a control shaft having a center axis and being parallel to the guide shaft, and a platen slidably mounted on the control shaft so as to be arranged opposite to the printing head, and having a central axis oriented vertically to the control shaft and the guide shaft, and being turnable in a plane vertical to the control shaft, and rotatable around the vertically oriented central axis, the platen also having a plurality of layers respectively containing ink of different color, the layers being adjacently and coaxially arranged on the central axis of the platen so as to form an outer working surface, the outer working surface being oriented in a plane defined by a circular arc having a predetermined radius centered at the center axis of the control shaft so that any one selected layer of the plurality of layers is positionable to directly confront the printing head with a constant predetermined spacing therebetween.

REFERENCES:
patent: 2403296 (1946-07-01), Needham et al.
patent: 2605881 (1952-08-01), Tholstrup
patent: 4210917 (1980-07-01), Lane III
patent: 4386861 (1983-06-01), Kurihara

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