Panelboard structure with adjustable shield

Claim 1

A PANELBOARD STRUCTURE COMPRISING AN ENCLOSURE, SAID ENCLOSURE COMPRISING A RECEPTACLE STRUCTURE AND A COVER STRUCTURE, CIRCUIT-INTERRUPTING MEANS MOUNTED IN SAID RECEPTACLE STRUCTURE, SAID CIRCUIT-INTERRUPTING MEANS COMPRISING A PLURALITY OF CIRCUIT BREAKERS, EACH OF SAID CIRCUIT BREAKERS COMPRISING AN INSULATING HOUSING A PAIR OF CONTACTS WITHIN THE HOUSING AND AN OPERATING HANDLE EXTENDING FROM THE FRONT OF THE HOUSING WHICH HANDLE IS MANUALLY OPERABLE TO OPEN AND CLOSE THE CONTACTS, SAID RECEPTACLE STRUCTURE HAVING A RECEPTACLE-OPENING, SAID COVER STRUCTRE COMPRISING A TRIM STRUCTURE, A DOOR SUPPORTED ON SAID TRIM STRUCTURE FOR PIVOTAL MOVEMENT TO OPEN AND CLOSED POSITIONS, A PLURALITY OF SUPPORTING POSTS SUPPORTED ON THE INNER SIDE OF SAID TRIM STRUCTRE, A SHIELD MEMBER SUPPORTED ON SAID SUPPORTING POSTS OPPOSITE SAID DOOR FOR MOVEMENT TOWARD AND AWAY FROM SAID TRIM STRUCTURE AND DOOR, SPRING MEANS ON SAID POSTS BIASING SAID SHIELD MEMBER AWAY FROM SAID DOOR, MEANS DRAWING SAID COVER STRUCTURE TOWARD SAID RECEPTACLE TO MOVE SAID TRIM STRUCTURE TO A FIXED MOUNTED POSITION, SAID SPRING MEANS BIASING SAID SHIELD MEMBER INTO ENGAGEMENT WITH THE INSULATING HOUSINGS OF A PLURALITY OF SAID CIRCUIT BREAKERS, SAID SHIELD MEMBER HAVING OPENING MEANS THEREIN RECEIVING SAID HANDLES TO PERMIT MANUAL OPERATION OF SAID CIRCUIT BREAKERS, SAID COVER STRUCTURE AND SAID CIRCUIT BREAKERS FORMING A POCKET UNDER SAID DOOR SEPARATE FROM THE MAIN INTERNAL PART OF SAID RECEPTACLE STRUCTURE, SAID TRIM STRUCTURE AND SAID SHIELD MEMBER COMPRISING OVERLAPPING PARTS FORMING OVERLAPPING WALL MEANS AROUND THE PERIMETER OF SAID POCKET, AND SAID SHIELD MEMBER PREVENTING REMOVAL OF SAID CIRCUIT BREAKERS FROM SAID RECEPTACLE STRUCTURE WHEREBY LIVE PARTS OF SAID PANELBOARD STRUCTURE ARE INACCESSIBLE WHEN SAID COVER STRUCTRE IS IN SAID FIXED MOUNTED POSITION.