Low separation force electrical connector

Claim 1

IN A DEVICE OF THE CLASS DESCRIBED THE COMBINATION OF A FIRST MEMBER, A SECOND MEMBER ADAPTED TO MATE WITH THE FIRST MEMBER, A PASSAGE EXTENDING AXIALLY INTO ONE OF SAID MEMBERS AND HAVING A SUBSTANTIALLY CYLINDRICAL SURFACE, A BARREL ON THE OTHER OF SAID MEMBERS HAVING A SUBSTANTIALLY CYLINDRICAL SURFACE ADAPTED TO FIT INTO THE PASSAGE WHEN SAID MEMBERS ARE MATED, SAID BARREL HAVING AN OUTSIDE DIAMETER SLIGHTLY LESS THAN THE INSIDE DIAMETER OF THE PASSAGE TO PROVIDE A SMALL CLEARANCE SPACE BETWEEN THE CYLINDRICAL SURFACES WHEREBY THE BARREL IS FREELY SLIDABLE WITHIN SAID PASSAGE ONLY AS LONG AS THE AXIS OF THE BARREL IS WITHIN A PREDETERMINED RANGE OF ALIGNMENT WITH THE AXIS OF THE PASSAGE, A GUIDE ON THE FIRST MEMBER INCLUDING A ROUNDED SURFACE AND A CLEARANCE RECESS, SAID ROUNDED SURFACE BEING DISPOSED ADJACENT THE END OF SAID FIRST MEMBER AND HAVING A DIAMETER SUBSTANTIALLY THE SAME AS THE CYLINDRICAL SURFACE ON THE FIRST MEMBER, SAID ROUNDED SURFACE BEING ADAPTED TO SLIDABLY ENGAGE THE CYLINDRICAL SURFACE ON THE SECOND MEMBER WHEN THE BARREL IS INITIALLY MOVING INTO THE PASSAGE OR IS FINALLY MOVING OUT OF SAID PASSAGE WHEREBY SAID ROUNDED SURFACE GUIDES SAID BARREL DURING SUCH INITIAL OR FINAL MOVEMENT, SAID CLEARANCE RECESS BEING DISPOSED BETWEEN THE ROUNDED SURFACE AND THE CYLINDRICAL SURFACE ON SAID FIRST MEMBER TO FORM A CLEARANCE SPACE FOR THE END OF THE SECOND MEMBER AS THE END OF THE BARREL MOVES INTO AND OUT OF THE PASSAGE OBLIQUE TO THE AXIS THEREOF, THE AXIAL LENGTH OF SAID RECESS BEING SUFFICIENTLY LONG WHEREBY THE BARREL IS ALWAYS ALIGNED WITHIN SAID PREDETERMINED RANGE OF SAID PASSAGE WHENEVER THE END OF THE SECOND MEMBER HAS PASSED BEYOND THE RECESS AND ENGAGED THE CYLINDRICAL SURFACE ON THE FIRST MEMBER.