Patent ID: 8348725
Filing Date: 2013-01-08
Classification: B24B

Abstract:
1. A blade holding jig for grinding a blade with a grinding machine, comprising: a mounting bracket assembly including an elongate guide bar and a support device for rigidly supporting said guide bar; a support arm mechanism adapted to be pivotably mounted on said guide bar, said support arm mechanism including an elongate arm having a longitudinal axis and a tubular support member rigidly mounted to one end of the arm and extending perpendicular to said longitudinal axis, said tubular support member forming a guide passageway through which said guide bar extends during use of said jig for a grinding operation, said support arm mechanism being slidable along said guide bar during use of said jig; and a clamp unit capable of clamping said blade for the grinding operation, said clamp unit being attached to an end section of said arm remote from said one end of the arm and including a U-bracket with two, spaced-apart legs and two clamping jaws adjustably mounted on said U-bracket between said legs so that said clamping jaws can be moved towards one another to firmly clamp said blade or moved away from one another to release said blade.