Multi-surface contacts for interrupters

Claim 1

IN A DISTRIBUTOR WHICH HAS A ROTARY CAM MEMBER AND A BREKER PLATE AS WELL AS A CONTACT ARM MEMBER OF ONE END OF WHICH IS PIVOTED TO THE BREAKER PLATE, A MULTI-SURFACE CONTACT ARRANGEMENT CONSISTING OF AN INSULATING MEMBER SECURED TO THE BREAKER PLATE AND HAVING A THREADED HOLE, A THREADED BOLT SCREWED THROUGH SAID INSULATING MEMBER, A CUP MEMBER HAVING A THREADED BORE AND BEING SECURED UPON A PORTION OF SAID BOLT WHICH EXTENDS BEYOND SAID INSULATING MEMBER, ANTIFRICTION MEANS MOUNTED ON THE CONTACT ARM MEMBER OF THE DISTRIBUTOR BEING ADAPTED FOR ENGAGING THE CAM MEMBER OF THE SAME, RESILIENT MEANS INTERPOSED BETWEEN SAID ARM MEMBER AND SAID CUP MEMBER TENDING TO SWING THE ARM MEMBER TOWARD THE AFOREMENTIONED CAM MEMBER, A PAIR OF PARALLEL CORE MEMBERS ONE OF WHICH IS SECURED TO SAID ARM MEMBER WHILE THE OTHER IS SECURED TO SAID BREKER PLATE, A SLEEVE MEMBER ATTACHED TO THE OUTER SIDE OF EACH CORE MEMBER HAVING A WALL PORTION AND A PERFORATED HEAD PORTION, AND A RETAINING SCREW SCREWED THROUGH THE HEAD PORTION OF EACH SLEEVE MEMBER INTO A CORE MEMBER, SAID CORE MEMBERS BEING CONSTRUCTED AND ARRANGED FOR ALLOWING A TANGENTIAL ENGAGEMENT OF SAID SLEEVE MEMBERS WITH EACH OTHER WHENEVER SAID ARM MEMBER IS IN A PREDETERMINED END POSITION OF ITS SWINGING MOVEMENT.