Saw chain

Details Saw chain Saw chain

B - Operations, Transporting

27

B

143/74

B27B 33/14 (2006.01) B23D 63/16 (2006.01)

Patent

CA 1119078

ABSTRACT OF THE DISCLOSURE A completely outside sharpenable saw chain of the chisel type has top plate portions sharpened on their tops and side cutter portions sharpened on their outer sides. The chain has allochiral cutter teeth each having a top plate portion sloping rearwardly and downwardly and joined along one side edge to a side slitter plate portion sloping rearwardly and inwardly, a bent over shank portion, a body portion and a depth gauge portion, the top plate portion, the side slitter plate portion and the shank portion being generally C-shaped. The top plate portion has at its top a sharpening surface forming a top cutting edge which joins a corner chisel point from which extends downward- ly and rearwardly a side slitting edge formed by a side plate sharpening sur- face lying in a plane parallel to the centerline of the saw chain. The bottom face of the top plate portion and the inner face of the side slitter plate por- tion each has a layer of chromium thereon.

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