Patent ID: 6843627

Claim:
A wrenchless clamp assembly for securing a tool disc to a rotatable shaft of a power tool, wherein the rotatable shaft has an axially oriented threaded bore, the clamp assembly comprising: an outer flange positionable against an outer side of the tool disc, the outer flange having a central aperture; a bolt including: a bolt body including a head and a shank that projects in an axial direction from the head, the shank having external threads that are matably receivable in the threaded bore in the shaft, the shank configured to extend through the aperture of the outer flange, such that the bolt head can axially seat against the outer flange; and a click member mounted to the bolt head, the click member being axially movable relative to the bolt head between a first axial position in which the click member is free from the outer flange and a second axial position in which the click member is engaged with the outer flange to resist rotation relative thereto.