Patent ID: 6289597
Filing Date: 2001-09-18
Classification: B44D

Abstract:
A chalk box comprising, in combination:a elongated housing having an anterior end and a posterior end and having a gear chamber, a chalk chamber, an anterior chamber in communication with the chalk chamber and having an anterior aperture formed therein, and a posterior chamber having a posterior aperture formed therein;a guide tube positioned within the anterior chamber and substantially collinear with the anterior aperture;a winding gear rotationally mounted in the gear chamber;a winder operationally coupled to the winding gear and extending through the housing;a spool-engaging gear rotationally mounted in the gear chamber and meshingly engaging the winding gear;a spool rotationally mounted in the chalk chamber and operationally coupled to the spool-engaging gear;a flexible line windingly coupled to the spool and adapted to extend through the tube and out the anterior aperture;a guide post mounted in the chalk box between the spool and the anterior aperture;a pencil sharpener mounted in the posterior chamber; anda cross-slit flexible washer mounted in the posterior aperture;wherein rotation of the winding gear actuates rotation of the spool-engaging gear and the spool, winding the line around the spool.