Implement with tail wheel lift assist

Claim 1

IN COMBINATION WITH A TRACTOR HAVING A CONVENTIONAL THREE-POINT HITCH TO WHICH IMPLEMENTS MAY BE SECURED FOR RAISING AND LOWERING AND A HYDRAULIC FLUID CONTROL MEANS FOR CAUSING A REMOTE HYDRAULIC CYLINDER TO BE EXTENDED OR RETRACTED, AN IMPLEMENT CARRIER HAVING: A FRAME SECURED AT ITS FORWARD END TO THE TRACTOR THREE-POINT HITCH, AN ARM SECURED AT ITS FORWARD END TO THE REAR OF THE FRAME FOR SWINGING MOVEMENT ABOUT A TRANSVERSELY EXTENDING AXIS AND CARRYING ON ITS REAR END A GROUND-ENGAGING WHEEL, AN EXTENSIBLE AND RETRACTABLE HYDRAULIC CYLINDER PIVOTALLY SECURED AT ONE END TO SAID FRAME AT A POINT SPACED AWAY FROM THE TRANSVERSELY EXTENDING AXIS ABOUT WHICH THE ARM SWINGS, RESILIENT MEANS INTERCONNECTING THE OTHER END OF THE CYLINDER WITH A PORTION OF THE ARM REMOTE FROM ITS POINT OF SWINGING CONNECTION, AND MEANS INTERCONNECTING SAID CYLINDER WITH SAID FLUID CONTROL MEANS ON THE TRACTOR WHEREBY THE IMPLEMENT CARRIER CAN BE RAISED FROM ITS GROUND-WORKING POSITION TO A TRANSPORT POSITION BY FIRST EXTENDING THE CYLINDER TO STORE ENERGY WITHIN THE RESILIENT MEANS WITHOUT ATTENDANT MOVEMENT IN THE REAR END OF THE CARRIER, AND SUBSEQUENTLY RAISING THE THREE-POINT HITCH TO CAUSE THE FRONT AND REAR ENDS OF THE IMPLEMENT CARRIER TO BE RAISED.