Three-point hitch linkage equalizer

Claim 1

AN EQUALIZER LINKAGE FOR MULTIPLE HITCH CONNECTION COMPRISING A VEHICLE, A SPRING LOADED ROD CARRIED BY SAID VEHICLE AND CONNECTED TO THE HYDRAULIC SYSTEM THEREOF, A HOOK ON ONE END OF SAID ROD, SAID EQUALIZER LINKAGE INCLUDING A MAIN FRAME, A RING MOUNTED ON SAID MAIN FRAME FOR ENGAGING SAID HOOK, ADJUSTABLE MEANS FOR CONNECTING AT LEAST TWO POINTS OF A THREE-POINT HITCH TO SAID MAIN FRAME, A PAIR OF C-SHAPED YOKES HAVING UPPER AND LOWER ARMS ATTACHED TO SAID VEHICLE, AN AUXILIARY FRAME INCLUDING A LOWER U-SHAPED MEMBER PIVITALLY CONNECTED TO THE LOWER ARMS OF SAID C-SHAPED YOKES AND AN UPPER INVERTED U-SHAPED MEMBER PIVOTALLY CONNECTED TO THE UPPER ARMS OF SAID C-SHAPED YOKES, SAID LOWER U-SHAPED MEMBER AND SASID UPPER U-SHAPED MEMBER BEING SUBSTANTIALLY THE SAME LENGTH AND PIVOTALLY AND SLIDABLY CONNECTED TO EACH OTHER, MEANS FOR CONNECTING SAID MAIN FRAME TO SAID LOWER U-SHAPED MEMBER, AND MEANS FOR CONNECTING THE THIRD POINT OF THREE-POINT HITCH TO SAID UPPER U-SHAPED MEMBER WHEREBY ALL THREE POINTS OF THE HITCH WILL BE MAINTAINED SUBSTANTIALLY IN VERTICAL ALIGNMENT.