Electrothermal printing unit

Details Electrothermal printing unit Electrothermal printing unit

1974-11-29

1976-04-20

Grieb, Wm. H.

Textiles: fiber preparation

G01D 1510

Patent

active

039512479

ABSTRACT:
An electrothermal printing unit for writing dots matrix characters on a thermosensitive paper comprises a print head carrying a plurality of thermo-activable printing elements aligned along a printing line of the recording medium.
The head is reciprocated in a direction parallel to the printing line of the recording medium. The recording medium is moved incrementally perpendicular to the direction of a line of printing in synchronization with the movement of the head and control means are provided for selectively activating the printing elements at a succession of positions of the head in each of a succession of strokes thereof in an arrangement such that each element print all the points of at least one character of the line of characters during the succession of strokes.

REFERENCES:
patent: 3139026 (1964-06-01), Meckstroth et al.
patent: 3161457 (1964-12-01), Schroeder et al.
patent: 3354817 (1967-11-01), Sakurai et al.
patent: 3509980 (1970-05-01), Loughry et al.
patent: 3810192 (1974-05-01), Okabe
patent: 3845850 (1974-11-01), Herr et al.
patent: 3855448 (1974-12-01), Hanagata et al.

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