Tooth drag attachment

Claim 1

THE COMBINATION WITH A DISC HARROW INCLUDING A FRAME HAVING A FORWARD END AND A REARWARD END, A PAIR OF TRANSPORTING WHEELS POSITIONED TRANSVERSELY OF SAID FRAME BETWEEN THE FORWARD AND REARWAED ENDS THEREOF AND NORMALLY SPACED ABOVE A GROUND SURFACE, A WHEELCARRYING ELEMENT SWINGABLE ABOUT A FIXED TRANSVERSE PIVOT AXIS ON SAID FRAME CONNECTING SAID WHEELS TOGETHER FOR PIVOTAL MOVEMENT OF SAID WHEELS FROM THE NORMAL POSITION TO A POSITION IN WHICH SAID WHEELS ARE IN A TRANSPORTING POSITION ON SAID GROUND SURFACE, OF A TOOTH DRAG ATTACHMENT INCLUDING AT LEAST TWO LATERALLY-SPACED DRAWBARS AND A TOOTH UNIT INCLUDING AT LEAST TWO TOOTH-CARRYING BARS EACH HAVING A PLURALITY OF TEETH ARRANGED IN SPACED RELATION THEREALONG AND DEPENDING THEREFROM, SAID TOOTH UNIT BEING DISPOSED TRANSVERSELY OF SAID FRAME AND REARWARDLY OF THE REARWARD END OF SAID FRAME WITH THE DRAWBARS DISPOSED SO AS TO EXTEND HORIZONTALLY OVER AND IN DIRECT CONTACT WITH THE FRAME AND HAVING ONE OF THE COMPLEMENTAL ENDS ADJACENT SAID WHEEL-CARRYING ELEMENT AND HAVING THE OTHER OF THE COMPLEMENTAL ENDS OVERHANGING THE REARWARD END OF SAID FRAME AND ADJACENT SAID TOOTH UNIT, MEANS CONNECTING SAID ONE COMPLEMENTAL END OF SAID DRAWBARS DIRECTLY TO SAID WHEEL-CARRYING ELEMENT FOR PIVOTAL MOVEMENT ABOUT THE PIVOT AXIS THEREOF UPWARDLY AND AWAY FROM SAID FRAME, AND MEANS CONNECTING THE OTHER OF THE COMPLEMENTAL ENDS OF SAID DRAWBARS TO SAID TOOTH UNIT FOR MOVEMENT OF SAID TOOTH UNIT WITH SAID DRAWBARS, WHEREBY MOVEMENT OF SAID WHEELS TO A TRANSPORTING POSITION WILL SIMULTANEOUSLY RAISE SAID DISC HARROW AND SAID TOOTH DRAG ATTACHMENT OFF OF SAID GROUND SURFACE AND WHEN SAID WHEELS ARE IN THEIR NORMAL POSITION SAID DISC HARROW AND SAID TOOTH DRAG ATTACHMENT MAY BE MOVED EITHER FORWARDLY OR REARWARDLY.