Coloring pen assembly

Details Coloring pen assembly Coloring pen assembly

1975-09-05

1976-11-23

Charles, Lawrence

Coating implements with material supply

Material flows through porous tool

Wick feed from within reservoir to tool

401 57, 401201, B43K 500

Patent

active

039934098

ABSTRACT:
A coloring pen assembly comprising a tubular barrel open at one end and holding at the other end a porous nib having a marking tip, an extended portion lying within the barrel, and saturated with soluble coloring matter. For activation, a porous plug fitting loosely within the barrel and snugly around the extended portion of the nib is saturated with a liquid solvent, e.g. water, and is inserted through the open end of the barrel and pressed into place.

REFERENCES:
patent: 3457014 (1969-07-01), Ward
patent: 3459483 (1969-08-01), Brastad
patent: 3481677 (1969-12-01), Abrahamson
patent: 3520629 (1970-07-01), Otsuka
patent: 3544229 (1970-12-01), Aoki et al.

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