Patent ID: 8127648

Claim:
A power table saw having a table top surface with an opening through which a blade can extend, the blade being mounted on an arbor and being at least vertically adjustable relative to the top surface, the table saw comprising: a blade assembly including; a first pivot connection enabling the blade assembly to be pivotally mounted to the table saw and the blade to be vertically adjusted through a predetermined arc relative to the table top, a guard mounting bracket attached to said table saw and having a curved slot with a curvature corresponding to said predetermined arc, a sliding pivot bracket mounted on said guard mounting bracket and having a straight slot extending generally parallel to the table top surface, a second pivot connection configured to slide in said curved slot and said straight slot, simultaneously, to move said sliding pivot bracket in a straight perpendicular direction relative to the table top surface; and a riving knife mounted on said sliding pivot bracket and being vertically moveable in a substantially straight direction as the blade is vertically adjusted through said predetermined arc.