Automatic telescoping trailer tongue

Claim 1

AN AUTOMATIC TELESCOPING GENERALLY HORIZONTALLY DISPOSED TRAILER TONGUE COMPRISING AN OUTER TUBULAR MEMBER AND AN INNER ELONGATED MEMBER HAVING ONE END SNUGLY AND SLIDABLY DISPOSED IN A FIRST END OF SAID OUTER MEMBER, MEANS CARRIED BY THE SECOND END OF SAID OUTER MEMBBER ADAPTED TO BE PIVOTALLY SECURED TO ONE VEHICLE NAD MEANS CARRIED BY THE OTHER END OF SAID INNER MEMBER ADAPTED TO BE PIVOTALLY SECURED TO ANOTHER VEHICLE, THE FIRST END OF SAID OUTER MEMBER HAVING A PAIR OF HORIZONTALLY ALIGNED, DIAMETRICALLY OPPOSITE AND LONGIUDINALLY EXTENDING SLOTS FORMED THEREIN, SAID ONE END OF SAID INNER MEMBER HAVING A PLURALITY OF DIAMETRIC BORES FORMED THERETHROUGH AND SPACED LONGITUDINALLY THEREALONG AND SELECTIVELY REGISTERABLE WITH SAID SLOTS, AN ABUTMENT AND PIVOT PIN SECURED THROUGH A SELECTED ONE OF SAID BORES AND HAVING ITS OPPOSITE END PORTIONS SLIDABLY RECEIVED IN SAID SLOTS, SAID OPPOSITE END PORTIONS BEING ENGAGEABLE WITH THE PORTIONS OF SAID OUTER MEMBER DEFINING THE REMOTE ENDS OF SAID SLOTS TO LIMIT RECIPROCATION OF SAID INNER MEMBER RELATIVE TO SAID OUTER MEMBER, A GENERALLY USHAPED LOCKING MEMBER INCLUDING A PAIR OF HORIZONTALLY ALIGNED, GENERALLY PARALLEL AND ELONGATED ELEMENTS DISPOSED ON OPPOSITE SIDES OF THE FIRST END OF SAID OUTER MEMBER AND PIVOTALLY SECURED TO SAID OPPOSITE END PORTIONS AT ONE PAIR OF CORRESPONDING ENDS AND INTERCONNECTED AT THE OTHER PAIR OF CORRESPONDING ENDS BY MEANS OF A SADDLE PORTION EXTENDING TRANSVERSELY OF AND ENGAGEABLE WITH THE UPPER SURFACE OF SAID OUTER MEMBER, AND A PAIR OF LATERALLY OUTWARDLY PROJECTING ABUTMENTS CARRIED BY OPPOSITE SIDES OF SAID OUTER MEMBER AND ENGAGEABLE BY THE END FACES OF SAID OTHER PAIR OF CORRRESPONDING ENDS OF SAID ELONGATED ELEMENTS WHEN SAID ABUTMENT PIN IS DISPOSED IN THE ENDS OF SAID SLOTS ADJACENT THE TERMINAL END OF SAID FIRST END OF SAID OUTER MEMBER TO PREVENT AXIAL SHIFTING OF SAID INNER MEMBER TOWARD SAID SECOND END OF SAID OUTER MEMBER.