Writing Instrument Including a Valve Feeder Device

摘要

A writing instrument comprising: a body provided with an ink reservoir; an inker element mounted at one end of the body; and a feeder device comprising: a duct connecting the reservoir to the inker element and opening out into the reservoir via an opening, said duct presenting an inside wall; and a valve comprising a tab received in said duct, the tab being extended by a head; the valve is slidably mounted between a closed position in which said head is pressed against a shoulder bordering said opening, and an open position in which the head is spaced away from the shoulder. A gap is formed between the tab and the inside wall of the duct, and the tab projects from the duct.