Patent ID: 7836808
Filing Date: 2010-11-23
Classification: B23D,B27B,Y10T

Abstract:
1. Safety saw chain including a plurality of links each having a front end and a back end relative to a direction of travel of the chain comprising: a plurality of holding links each having front and back holes; a replaceable tooth for each said holding link, said tooth having a leading end and a trailing end relative to a direction of travel of the chain; each said holding link and said replaceable tooth being adapted to removably retain said tooth on said holding link; and a plurality of safety links each including a safety lobe, integrally formed with said safety link, extending adjacent to the leading end of said tooth at a location that obstructs the leading end of said tooth, preventing said tooth from being dislodged from said holding link during travel of the chain, said safety link leading said holding link in said chain travel direction, said safety link including front and back holes, said back hole of said safety link being aligned with said front of said holding link and directly pivotably connected with a rivet in said aligned holes.