Magnetic core counting circuit

Claim 1

A COUNTING CIRCUIT COMPRISING: AN ANNULAR COUNTING CORE COMPOSED AT A FERROMAGNETIC MATERIAL HAVING A RECTANGULAR HYSTERESIS LOOP, FIRST AND SECOND WINDINGS COUPLED TO SAID CORE, SAID WINDINGS BEING WOUND ON SAID CORE IN OPPOSITE DIRECTIONS WITH RESPECT TO EACH OTHER, A SOURCE OF INPUT PULSES, MEANS FOR APPLYING SAID INPUT PULSES TO SAID WINDINGS, SAID CORE BEING DRIVEN FROM A FIRST SATURATION CONDITION INTO A SECOND SATURATION CONDITION HAVING OPPOSITE FLUX DIRECTION BY A FIRST GIVEN NUMBER OF INPUT PULSES THROUGH SAID FIRST WINDING AND FROM THE SECOND SATURATION CONDITION TO THE FIRST SATURATION CONDITION BY A SECOND GIVEN NUMBER OF INPUT PULSES THROUGH SAID SECOND WINDING, AND MEANS RESPONSIVE TO SAID FIRST AND SECOND SATURATION CONDITIONS TO COMPLETE A CIRCUIT PATH FOR SAID FIRST AND SECOND GROUPS OF PULSES THROUGH SAID FIRST AND SECOND WINDINGS RESPECTIVELY.