Circuit breaker with high and low overcurrent means for disengaging the latch

Claim 1

AN ELECTRIC CIRCUIT BREAKER COMPRISING: (A) AN INSULATING CASING, (B) A STATIONARY CONTACT SUPPORTED IN SAID CASING, (C) A CONTACT ARM IN SAID CASING HAVING FIRST AND SECOND END PORTIONS, (D) LATCHING MEANS CARRIED BY SAID CASING AND RELEASABLY SUPPORTING SAID FIRST END PORTION OF SAID CONTACT ARM FOR PIVOTAL MOVEMENT OF SAID CONTACT ARM THEREABOUT BETWEEN OPEN AND CLOSED CIRCUIT POSITIONS, (E) A MOVABLE CONTACT MEMBER PIVOTALLY SUPPORTED ON SAID CONTACT ARM AT A PIVOT POINT ADJACENT SAID SECOND END PORTION, (F) SAID CONTACT MEMBER INCLUDING A FIRST SECTION EXTENDING FROM SAID PIVOT POINT TOWARD SAID FIRST END PORTION OF SAID CONTACT ARM AND A SECOND SECTION EXTENDING FROM SAID PIVOT POINT AWAY FROM SAID FIRST END PORTION OF SAID CONTACT ARM, (G) A SPRING MOUNTED BETWEEN SAID CASING AND SAID FIRST SECTION OF SAID CONTACT MEMBER TO BIAS SAID CONTACT MEMBER FOR ROTATION ABOUT SAID PIVOT POINT, (H) STOP MEANS CARRIED BY SAID CONTACT ARM FOR LIMITING ROTATION OF SAID CONTACT MEMBER ABOUT SAID PIVOT POINT, SAID SPRING MOVING SAID CONTACT ARM AND SAID CONTACT MEMBER THEREAFTER AS A UNIT TOWARD THE OPEN CIRCUIT POSITION, (I) MANUALLY OPERABLE MEANS SUPPORTED IN SAID CASING AND ACTING ON SAID CONTACT ARM, (J) SAID MANUALLY OPERABLE MEANS FOR PIVOTING SAID CONTACT ARM AND SAID CONTACT MEMBER AS A UNIT ABOUT SAID LATCHING MEANS UNTIL SAID SECOND SECTION OF SAID CONTACT MEMBER ENGAGES SAID STATIONARY CONTACT, AND FOR THEREAFTER MOVING SAID FIRST SECTION OF SAID CONTACT MEMBER AWAY FROM SAID STOP MEANS AND STRESSING SAID SPRING TO URGE SAID SECOND SECTION OF SAID CONTACT MEMBER INTO ENGAGEMENT WITH SAID STATIONARY CONTACT.