PAINTING/WRITING INSTRUMENT

摘要

PAINTING/WRITING INSTRUMENT of the disclosure A painting/writing instrument comprising a cartridge having an inner liquid reservoir, a front shaft holding a brush tuft, and a stopper arranged between the front shaft and the cartridge lest the two elements should approach beyond a fixed interval, which stopper is made of elastically deformable material and comprises a ring body partly cut off and a knob radially extending outward from the ring body.