Patent ID: 6371677
Filing Date: 2002-04-16
Classification: B43K

Abstract:
A pen comprising:a pen barrel; a mounting seat mounted fixedly on a top end of said pen barrel; a molded metal unitary unit including: a pen top disposed swingably on said seat, and a pen clip extending integrally and downwardly from said pen top and having a clamping end, which is movable relative to said pen barrel between a clamping position, where said clamping end presses against said pen barrel, and a releasing position, where said clamping end is spaced apart from said pen barrel; wherein, said pen top has a surface with a cross-shaped recess, which includes a straight main portion, and two wing portions that extend respectively from two opposite sides of said main portion and away from each other, said seat having a top surface, which is formed with two parallel integral vertical walls that define a confining space therebetween and that are disposed movably within said wing portions of said recess, said pen further including a block, which is fixed within said main portion of said recess in said pen top and which is received fittingly and swingably within said confining space between said vertical walls of said seat; and; a biasing unit for biasing said clip to the clamping position.