Circuit breaker and motor operator

Claim 1

A MOTOR-OPERATING MECHANISM FOR OPERATING A CIRCUIT BREAKER OF THE TYPE COMPRISING AN INSULATING HOUSING HAVING A GENERALLY PLANAR FRONT WITH AN OPERATING HANDLE STRUCTURE EXTENDING FROM THE FRONT OF SAID HOUSING AND MOVABLE BETWEEN TWO OPERATING POSITIONS TO OPEN AND CLOSE A PAIR OF CONTACTS THAT ARE DISPOSED WITHIN THE HOUSING, SAID MOTOR-OPERATING MECHANISM COMPRISING SUPPORT MEANS ADAPTED TO BE SUPPORTED AT THE FRONT OF SAID HOUSING, SAID SUPPORT MEANS COMPRISING A BASE PLATE HAVING AN OPENING THEREIN FOR RECEIVING SAID OPERATING HANDLE, A MOTOR STRUCTURE SUPPORTED ON SAID SUPPORT MEANS, AN OPERATING SHAFT GEARED TO SAID MOTOR AND OPERABLE BY OPERATION OF SAID MOTOR STRUCTURE AND ROTATABLE ABOUT AN AXIS THAT IS GENERALLY NORMAL TO THE PLANE OF SAID PLANAR FRONT, A DRIVING FRICTION MEMBER MOUNTED ON SAID OPERATING SHAFT FOR ROTATION WITH SAID OPERATING SHAFT, A DRIVEN FRICTION DEVICE MOUNTED ON SAID OPERATING SHAFT AND ROTATABLE ABOUT SAID AXIS RELATIVE TO SAID OPERATING SHAFT, SAID DRIVEN FRICTION DEVICE COMPRISING A PAIR OF SPACED HANDLE-ENGAGING SURFACES FOR RECEIVING SAID HANDLE STRUCTURE THEREBETWEEN TO PROVIDE AN OPERATIVE CONNECTION BETWEEN SAID DRIVEN FRICTION DEVICE AND SAID OPERATING HANDLE STRUCTURE, SAID DRIVING FRICTION MEMBER