Progressife switch

Claim 1

A PROGRESSIVE SWITCH COMPRISING A CASE MADE OF INSULATING MATERIAL, FIRST AND SECOND SPACED APART ELECTRICALLY CONDUCTIVE CIRCUIT ELEMENTS IN SAID CASE, AN ELECTRICALLY CONDUCTIVE YOKE POSITIONED IN SAID CASE INTERMEDIATE SAID CIRCUIT ELEMENTS, AND ELECTRICALLY CONDUCTIVE LEVER PIVOTALLY MOUNTED ON SAID YOKE FIRST AND SECOND CONTACT ARMS ON SAID LEVER, MEANS FOR CAUSING SAID LEVER TO ASSUME ANY ONE OF THREE POSITIONS RELATIVE TO SAID YOKE, WHEREBY IN POSITION A SAID FIRST CONTACT ARM IS URGED TOWARD SAID FIRST CIRCUIT ELEMENT, IN POSITION B BOTH SAID CONTACT ARMS ARE MAINTAINED SPACED APART FROM THE RESPECTIVE CIRCUIT ELEMENTS, AND IN POSITION C SAID SECOND CONTACT ARM IS URGED AGAINST SAID SECOND CIRCUIT ELEMENT, AND A CONTACT ELEMENT ELECTRICALLY CONNECTED TO SAID FIRST CIRCUIT ELEMENT, SAID CONTACT ELEMENT BEING IMPINGED BY SAID FIRST CONTACT ARM IN BOTH POSITIONS B AND C ONLY, AND MEANS IN SAID CASE INTERPOSED BETWEEN SAID FIRST CIRCUIT ELEMENT AND SAID FIRST CONTACT ARM PREVENTING ELECTRICAL CONNECTION BEING MADE DIRECTLY THEREBETWEEN.