Patent ID: 7131205

Claim:
An electric powered rotary saw comprising a housing, a longitudinally extending mounting member and means for removably fixing said mounting member to said housing with a forwardly extending portion extending forwardly from said housing, an annular rotary saw blade having a generally planar surface and a cutting portion along a peripheral edge thereof, said saw blade having a driven portion inwardly of said cutting portion and rotatable in a first plane about a first axis of revolution which is generally perpendicular to said first plane, an electric motor disposed in said housing and including a rotatable shaft rotatable about a second axis of rotation which is generally transverse of said first axis of revolution, an elastomer frusto-conical driver disposed on said rotatable shaft and in contact with said driven portion of said saw blade for rotating said saw blade in response to the rotation of said shaft, and wherein said mounting member includes an angular deviation from its longitudinal axis that is about equal to the angular taper of said frusto-conical driver.