Automatic circuit breaker with contact arm ball joint

Claim 1

A CIRCUIT BREAKER COMPRISING A PAIR OF COOPERATING CONTACTS AND AN OPERATING MECHANISM FOR OPERATING SAID CONTACTS INTO AND OUT OF ENGAGEMENT; SAID MECHANISM INCLUDING A RELEASABLE CRADLE, LATCH MEANS FOR RESTRAINING SAID CRADLE IN A RESET POSITION, AN OPERATING SPRING URGING SAID CRADLE TO A TRIPPED POSITION, AND A MANUALLY OPERABLE MEMBER FOR OPERATING SAID CONTACTS INTO AND OUT OF ENGAGEMENT; SAID MECHANISM FURTHER INCLUDING A TRIPPING MEANS HAVING A PORTION OPERATIVELY POSITIONED FOR ENGAGEMENT WITH SAID LATCH MEANS AND WHEN DEFLECTED SUFFICIENTLY TO DISENGAGE SAID LATCH MEANS PERMITTING SAID SPRING TO MOVE SAID CRADLE TO ITS SAID TRIP POSITION WHEREIN SAID CONTACTS ARE DISENGAGED; A MOVABLE CONTACT ARM; ONE END OF SAID MOVABLE CONTACT ARM CARRYING ONE OF SAID COOPERATING CONTACTS; THE OTHER END OF SAID MOVABLE CONTACT ARM ABUTTING SAID CRADLE TO FORM A PIVOTAL CONNECTION THEREWITH; SAID PIVOTAL CONNECTION COMPRISING PART OF A SERIES CURRENT PATH, INCLUDING SAID COOPERATING CONTACTS, THROUGH SAID CIRCUIT BREAKER; THE OPERATION OF SAID OPERATING MECHANISM EFFECTING SEPARATING MOVEMENT APART OF SAID CRADLE AND CONTACT ARM AT SAID PIVOTAL CONNECTION, TO DEFEAT SAID ABUTTING RELATIONSHIP THEREBETWEEN; CONDUCTING MEANS IN DIRECT ENGAGEMENT WITH SAID CRADLE AND SAID CONTACT ARM ABOUT THE EXTENT OF SAID SEPARATING MOVEMENT APART FOR PROVIDING CURRENT CARRYING PATH MEANS WHICH PARALLELS SAID PIVOTAL CONNECTION.