Patent ID: 8240745

Claim:
A construction machine comprising: a lower traveling body; an upper rotating body mounted on said lower traveling body so as to be rotatable about an axis which is vertical to the ground; an anti-vibrational mount for shock absorption; a cab for an operator, said cab being provided on either a right or a left side of an upper frame, as a constituent of said upper rotating body, through said anti-vibration mount for shock absorption, so as to be movable in both vertical and horizontal directions within the range of a shock absorbing stroke of said anti-vibration mount; a guard member mounted on said cab, said guard member having at least a front portion so as to cover at least a front face portion of said cab to protect said cab in the event of a roll over of the construction machine; a bracket provided at a front end portion of said upper frame such that said bracket projects forward from the front end portion of said upper frame; and a fixing mechanism for fixing a lower end of the front portion of said guard member to said bracket projecting from the front end portion of said upper frame, said fixing mechanism permitting movement of said cab created in both vertical and horizontal directions by said anti-vibration mount.