Stepping mechanism for electromechanical counters

Claim 1

A STEPPING MECHANISM COMPRISING, ELECTRO-MAGNETIC MEANS ADAPTED TO BE CONNECTED TO A SOURCE OF INPUT PULSES AND TO BE ENERGIZED DURING RECEPTION OF THE INPUT PULSES, AN ARMATURE IN OPERATIVE RELATION TO SAID MEANS AND PROVIDED WITH A BRACKET, A PIVOTED DRIVE ARM HAVING A PIVOTAL CONNECTION WITH SAID BRACKET, A PAWL CARRIED BY SAID DRIVE ARM, A RATCHET WHEEL ADVANCED BY SAID PAWL, A YOKE SPRING FOR BIASING SAID ARMATURE AND BRACKET AWAY FROM SAID MEANS AND HAVING END SECTIONS INCLINED IN A DIRECTION TOWARDS SAID PIVOTAL CONNECTION AND BEING ENGAGED BY SAID BRACKET BETWEEN SAID END SECTIONS, AND SUPPORT MEANS FOR SAID END SECTIONS, SAID ARMATURE AND BRACKET BEING PULLED IN OPPOSITION TO THE BIAS OF SAID YOKE SPRING TOWARDS SAID ELECTRO-MAGNETIC MEANS DURING ENERGIZATION OF SAID MEANS, AND BEING MOVED IN A DIRECTION AWAY FROM SAID ELECTRO-MAGNETIC MEANS BY SAID YOKE SPRING WHEN SAID ELECTRO-MAGNETIC MEANS IS DE-ENERGIZED, SAID END SECTIONS STABILIZING THE MOTION OF SAID ARMATURE.