Refillable ink pen

Details Refillable ink pen Refillable ink pen

1994-03-18

1996-05-21

Bratlie, Steven A.

Coating implements with material supply

Bifurcate pointed nib tool

Including reservoir and feeder

141 205, 401151, B43K 508, B43K 510

Patent

active

055183310

ABSTRACT:
A refillable pen having a writing reservoir for supplying a writing tip with ink and an additional supply reservoir for refilling the writing reservoir by operating a first valve. The additional supply reservoir is refilled from outside of the pen through a second valve by an accompanying refill container. The accompanying refill container has an injection needle with a valve and a wall of the refill container forms bellows for increasing the pressure on the liquid inside the refill container.

REFERENCES:
patent: 145102 (1873-12-01), Hamilton
patent: 2130926 (1938-09-01), Nichol
patent: 2603188 (1952-07-01), McKay
patent: 2737329 (1956-03-01), Bolsey
patent: 2894541 (1959-07-01), Marban
patent: 2938499 (1960-05-01), Lindenbaum

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