Patent ID: 8139345

Claim:
A motor operator for use with a switchgear of a mains power distribution system, said switchgear including a cabinet having a first coupling part extending from a front side thereof, said motor operator comprising: a housing which is mountable on the front side of the cabinet, a rectilinear connection assembly which extends from the first coupling part of the switchgear cabinet to an actuation knob at a front face of the housing, said connection assembly comprising a shaft element, an elongated second coupling part which has a first end that is interlockable with the first coupling part of the switchgear cabinet and a second end which can be connected to a first end of said shaft element, and interlocking means to detachably interconnect said second end of said elongated coupling part with said first end of said shaft element, and a motor-driven drive mechanism connected to said connection assembly to rotate said connection assembly and said first coupling part so as to either electrically connect or electrically disconnect said switch-gear with said mains power distribution system.