Screen drum type electrographic apparatus

Photocopying – Including fiber optics

Patent

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Details

355 3R, G03G 1518

Patent

active

041503490

ABSTRACT:
A screen drum type electrographic apparatus which can alleviate widening of a dot constituting a picture image is disclosed. A ratio of a feeding speed of a record medium to a peripheral speed of a screen drum is selected to a range shown by a hatched region in FIG. 3 on the basis of theoretical calculation treatments illustrated in FIG. 2.

REFERENCES:
patent: 3955128 (1976-05-01), Wu et al.
patent: 3985432 (1976-10-01), Hou et al.

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