Tractor-mounted scoop

Claim 1

IN COMBINATION WITH A TRACTOR AND WITH A SCOOP, A PAIR OF LIFT MEANS PIVOTALLY MOUNTED AT OPPOSITE SIDES OF THE TRACTOR FOR SWINGING IN UPRIGHT PLANES, AND REARWARDLY DIRECTED FROM THEIR PIVOT MEANS, JACK MEANS CARRIED BY THE TRACTOR AND OPERATIVELY CONNECTED TO SAID LIFT ARMS, SO TO SWING THE LATTER, A TRANSVERSE BAR PIVOTALLY CONNECTED AT ITS ENDS TO THE SWINGING ENDS OF THE LIFT ARMS, A COUPLER ELEMENT SUPPORTED BY SAID TRANSVERSE BAR INTERMEDIATE ITS ENDS, A PAIR OF EXTENSION ARMS JOINED AT THEIR FORWARD ENDS AND EXTENDING REARWARDLY, THE SCOOP BEING SUPPORTED AT THE REARWARD ENDS OF SAID EXTENSION ARMS, A COUPLER ELEMENT COMPLEMENTAL TO AN INTERENGAGEABLE WITH SAID FIRST-MENTIONED COUPLER ELEMENT, AND SUPPORTED AT THE JOINED FORWARD ENDS OF THE EXTENSION ARMS, WHEREBY WHEN THE COUPLER ELEMENTS ARE INTERENGAGED THE EXTENSION ARMS ARE PIVOTALLY SUPPORTED BY SAID TRANSVERSE BAR UPON THE SWINGING ENDS OF THE LIFT ARMS, AND A SECOND JACK MEANS MOUNTED UPON THE EXTENSION ARMS, AND INCLUDING A FURTHER COUPLER ELEMENT AT ITS FORWARD END, AND A COUPLER ELEMENT CARRIED BY THE TRACTOR, OFFSET ABOVE THE PIVOT AXIS OF THE LIFT ARMS, AND INTERENGAGEABLE WITH THE FURTHER COUPLER ELEMENT, TO ENABLE THE SECOND JACK MEANS TO REACT FROM THE TRACTOR TO ELEVATE THE EXTENSION ARMS.