Patent ID: 6612035
Filing Date: 2003-09-02
Classification: B26B,Y10T

Abstract:
A drywall cutting tool, comprising:a T square portion having a crossmember and an elongate stem normal to and depending from said crossmember; said stem having a bottom surface, and said crossmember having a guide edge depending below said bottom surface of said stem for engaging a reference edge of a drywall sheet of material; said stem having a center with an elongate slot formed therethrough; a cutting body removably and adjustably attachable to said stem by means of said elongate slot; said cutting body including at least one drywall cutting element depending therefrom, with said at least one drywall cutting element defining a cutting plane; said stem and said cutting body including means for selectively and adjustably affixing said cutting body to said stem with said cutting plane aligned parallel to one of two cutting lines; said cutting lines comprising a first cutting line parallel to said stem and a second cutting line perpendicular to said stem; first and second channels formed in said bottom surface of said stem and disposed symmetrically about said elongate slot of said stem; a slide having first and second guides for fitting respectively within said first and second channels of said stem so that said slide is angularly fixed relative to said stem; said slide including a centrally disposed ovoid extension having a major axis aligned with said slot of said stem; said cutting body having a four lobed depression formed therein for engaging said extension of said slide in one of two mutually normal orientations for orienting said cutting plane along one said cutting line as desired; said depression of said cutting body and said extension of said slide each having a passage formed therethrough, with each said passage being concentrically disposed when said cutting body and said slide are assembled on said stem; said passage of said slide being threaded; and a locking adjuster knob having a threaded screw extending therefrom and engaging said threaded passage of said slide, and sandwiching said cutting body and said stem between said knob and said slide for adjustably securing said cutting body to said slide.