Fifth wheel connector

Claim 1

A FIFTH WHEEL CONNECTOR BETWEEN A SEMI-TRAILER AND TRACTOR, INCLUDING A HITCH PLATE HAVING A SEMI-CIRCULAR OPENING FORMED CENTRALLY THERETHROUGH, AND AN ENTRANCE WAY HAVING OPEN COMMUNICATION THEREWITH FOR RECEIVING A CONNECTING STUD POST CARRIED BY THE TRAILER, AND PIVOTAL JAW MEMBERS HAVING INNER PORTIONS EXTENDING INTO THE OPENING AND PIVOTED OUT OF THE OPENING BY THE CONNECTING STUD POST, AND OUTER FREE ENDS MOVABLE INTO THE ENTRANCE WAY FOR LOCKING THE CONNECTING STUD POST OF THE TRAILER IN THE OPENING, WHEREIN THE IMPROVEMENT COMOPRISES, (A) MEANS CONNECTED TO SAID JAW MEMBERS YIELDABLY HOLDING THE INNER PORTIONS THEREOF IN SAID OPENING AND THE OUTER FREE ENDS THEREOF OUT OF SAID ENTRANCE WAY, (B) SAID JAW MEMBERS ADJACENT THEIR OUTER FREE ENDS PROVIDING FLAT OUTER WALL SURFACES EXTENDING AT RIGHT ANGLES TO THEIR CONFRONTING ENDS WITH SEAID SURFACES IN LONGITUDINAL ALIGNMENT WHEN THE OUTER FREE ENDS OF SAID JAW MEMBERS ARE PIVOTED INTO SAID ENTRANCE WAY BY THE CONNECTING STUD POST OF THE TRAILER, (C) A LATCH BAR MOVABLE TANGENTIALLY WITH RESPECT TO SAID OPENING AND THROUGH SAID ENTRANCE WAY INTO CONTACT WITH SAID FLAT OUTER WALL SURFACES OF SAID JAW MEMBERS WHEN JAW MEMBERS ARE PIVOTED BY THE CONNECTING STUD POST OF THE TRAILER FOR LOCKING SAID JAW MEMBERS AGAINST PIVOTAL MOVEMENT OUT OF SAID ENTRANCE WAY, AND (D) A NOTCH FORMED IN ONE OF SAID OUTER FREE ENDS OF ONE OF SAID JAW MEMBERS ENGAGING ONE END OF SAID LATCH BAR AND HOLDING THE SAME AGAINST MOVEMENT THROUGH SAID ENTRANCE WAY WHEN SAID OUTER FREE ENDS OF SAID JAW MEMBERS ARE PIVOTED BY SAID SPRING MEMBER OUT OF SAID ENTRANCE WAY.