Patent ID: 8869786

Claim:
A cut off saw comprising: a worktable for supporting a work piece, the worktable further having four sides extending downwardly forming lateral portions of a housing; a rotatable arm fixed to a circular saw blade and pivotably secured to the worktable; a center slot carved out of the worktable axially aligned to the circular saw blade; a vacuum motor apparatus configured within and underneath the worktable having said four sides extending downwardly forming lateral portions of said housing, the vacuum motor apparatus providing negative pressure with respect to atmosphere at the center slot and collecting dust from the work piece created as a byproduct from use of the cut off saw, the housing further comprising an upper housing having the vacuum motor apparatus; a saw motor mechanically coupled to the circular saw blade; and a lower dust bin connected below the upper housing, the upper housing and lower dust bin each including a front panel, a back panel and first and second lateral sides, wherein the upper housing further comprises a lateral partitioning wall extending from first and second lateral sides, and wherein the upper housing further comprises a transverse partitioning wall defining both a vacuum motor chamber and a filter chamber.