Pen nibs

Details Pen nibs Pen nibs

1978-08-31

1980-09-09

Eickholt, Eugene H.

Coating implements with material supply

Material flows through porous tool

Wick feed from within reservoir to tool

B43K 500

Patent

active

042214939

ABSTRACT:
A porous pen nib comprising a plastics sheath and a fibrous core, preferably of textile yarn, has a writing tip formed by the rim of the mouth of the sheath and a protruding core center which both wear smoothly and equally in writing use.

REFERENCES:
patent: 3203025 (1965-08-01), Schreur
patent: 3510227 (1970-05-01), Horie
patent: 3544229 (1970-12-01), Aoki et al.
patent: 3586454 (1971-06-01), Funahashi et al.
patent: 3604817 (1971-09-01), Funahashi et al.
patent: 3628876 (1971-12-01), Casey et al.
patent: 3864183 (1975-02-01), Hori
patent: 3881828 (1975-05-01), Jones
patent: 4119756 (1978-10-01), Midorikawa

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