Patent ID: 9550242
Date: 2017-01-24
CPC Classifications: B23D

Claim:
1. A saw blade comprising: an elongated body having a first end and a second end, a blade cutting edge and an opposing, toothless back edge extending from the first end to the second end, said first end being a shanking end for securing the saw blade with a saw; a plurality of teeth formed on said blade cutting edge with all of the teeth on the cutting edge having tips that define a straight line, a first tooth of said plurality of teeth is immediately adjacent said second end, said first tooth being a full tooth, said first tooth being a raker tooth, said first tooth having a rake face and a relief face, said rake face and relief face intersecting one another forming a first tooth cutting edge; said second end defining a plunging nose, said second end including a substantially straight nose end surface extending between said relief face and said back edge, said nose end surface being on an angle of 30° to 45° at an intersection of the nose end surface and the first tooth relief surface with respect to the line defined by the tips of said plurality of teeth, said nose end surface intersecting said first tooth relief face to form a nose cutting edge with a sharp leading point so that during plunge cutting with said saw blade, said sharp leading point initiates cutting of a workpiece.