Patent ID: 6435752
Filing Date: 2002-08-20
Classification: B43K

Abstract:
A correction pen with a pressure adjusting structure comprising a pen tube adapted to store correction liquid therein, a penpoint, a penpoint seat, and a ventilating ring;the pen tube comprising a hollow pen tube having an open end portion; the penpoint seat having a front end, the penpoint being inserted into the front end of the penpoint seat and adapted for guiding a correction liquid to a round taper seat of the penpoint seat arranged at the penpoint, the penpoint seat further having a flange disposed at an outer periphery of the penpoint seat; a lower side of the flange having a plurality of ventilating grooves that extend to a peripheral wall of the penpoint seat; the ventilating ring receiving the penpoint seat and having a round ring formed by a soft material, and a lower edge of the round ring having a reduced tilt tightening portion; and the ventilating ring being arranged at the open end portion of the pen tube; a lower edge of the ventilating ring extending toward the pen tube; the reduced tilt tightening portion of the ventilating ring enclosing a periphery of the penpoint seat, thereby forming a pressure adjusting structure with the ventilating ring so that air flows unidirectionally therethrough.