Mechanical interlock for electric switches

Claim 1

AN ELETRIC CONTROL MEANS COMPRISING A FIRST CONTACTOR HAVING FIRST FIXED CONTACTS, A FIRST MOVABLE ARMATURE WITH FIRST MOVABLE CONTACTS AND A SOLENOID FOR ACTUATING SAID ARMATURE TO MOVE SAID FIRST MOVABLE CONTACTS, IN AND OUT OF ENGAGEMENT WITH SAID FIRST FIXED CONTACT, A SECOND CONTACTOR HAVING SECOND FIXED CONTACTS, A SECOND MOVABLE ARMATURE WITH SECOND MOVABLE CONTACTS AND A SECOND SOLENOID FOR ACTUATING SAID ARMATURE TO MOVE SAID SECOND MOVABLE CONTACTS IN AND OUT OF ENGAGEMENT WITH SAID SECOND FIXED CONTACTS, SAID FIRST FIXED CONTACTS POSITIONED CLOSER TO SAID FIRST MOVABLE CONTACTS THAN SAID SECOND FIXED CONTACTS TO SAID SECOND MOVABLE CONTACTS TO PROVIDE AN ENGAGEMENT OF SAID SECOND CONTACTS, INTERCONNECTING MEANS ENGAGEMENT OF SAID FIRST CONTACTS, INTERCONNECTING MEANS MOVABLE MOUNTED AND HAVING A FIRST MEANS ATTACHED THERETO AND SOLELY ENGAGING SAID FIRST ARMATURE OVER A PRESSURE CONTACT AREA BETWEEN SAID FIRST MEANS AND SAID ARMATURE FOR TRANSMITTING FORCE URGING SAID FIRST ARMATURE TO A CONTACT CLOSED POSITIONED AND SEPARATE FROM SAID FIRST ARMATURE IN THE OPPOSITE DIRECTION TO PERMIT INDEPENDENT MOVEMENT OF SAID ARMATURE AND SECOND MEANS ATTACHED TO SAID INTERCONNECTING MEANS AND SOLELY ENGAGING SAID SECOND ARMATURE OVER A PRESSURE CONTACT AREA BETWEEN SAID SECOND MEANS AND SAID SECOND ARMATURE FOR TRANSMITTING FORCE FROM SAID SECOND ARMATURE TO SAID SECOND MEANS AND SAID INTERCONNECTING MEANS ON MOVEMENT OF SAID SECOND MEANS TO A CONTACT CLOSED POSITION AND SEPARABLE FROM SAID FIRST ARMATURE IN THE OPPOSITE DIRECTION TO PERMIT INDEPENDENT MOVEMENT OF SAID SECOND ARMATURE FRON SAID SECOND MEANS WHEREBY SAID ARMATURES ARE COUPLED ON THE ASSUMING OF CLOSE CONTACT POSITION AND SEPARABLE ON ASSUMING AN OPEN CONTACT POSITION.