Multi-color pen recorder

Recorders – Markers and/or driving means therefor – Printing – dotting – or punching marker

Patent

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Details

346 49, G01D 1516

Patent

active

045271763

ABSTRACT:
A multi-color pen recorder comprises a platen rotatable about its own axis, a pen carriage mounted on the platen and movable axially therealong, a pen holder removably mounted on the pen carriage for removably supporting a plurality of pens on the pen holder, and a hammer mounted on the pen carriage for pushing one of the pens in a position on the pen holder toward the platen.

REFERENCES:
patent: 4274102 (1981-06-01), Lum
patent: 4405931 (1983-09-01), Fujisawa
patent: 4441109 (1984-04-01), Fujisawa

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