Writing instrument with nib operated valve

Details Writing instrument with nib operated valve Writing instrument with nib operated valve

1983-03-15

1985-10-15

Bratlie, Steven A.

Coating implements with material supply

Bifurcate pointed nib tool

Including reservoir and feeder

401206, 401236, 401264, B43K 518, B43K 802

Patent

active

045470901

ABSTRACT:
A reservoir pen in which flow of ink from a reservoir to a nib is controlled by a valve which is actuated by the deflection of the nib during use.

REFERENCES:
patent: 221815 (1879-11-01), Henkmann
patent: 271455 (1883-01-01), Higgins
patent: 274679 (1883-03-01), Walke
patent: 1938314 (1933-12-01), Bromer
patent: 3187724 (1965-06-01), Zepell

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