Feeding mechanism for hay baler

Claim 1

A BALER INCLUDING A BALE CHAMBER HAVING A SIDE OPENING, A PLUNGER SLIDABLE IN SAID CHAMBER, A PLATFORM SECURED TO THE BLADER ADJACENT SAID BLADE CHAMBER, PICKUP MEANS LOCATED AT RIGHT ANGLES TO THE BALE CHAMBER AND DIS POSED TO DIRECT MATERIAL ONTO SAID PLATFORM, A SWEEP FEED ASSEMBLY SWINGABLE IN AN ARCUATE PATH, SAID SWEEP FEED ASSEMBLY BEING DISPOSED ABOVE SAID PLATFORM AND MOVED FROM SAID PICKUP MEANS TO SAID BALE CHAMBER OPENING THROUGH AN ANGLE OF APPROXIMATELY 40*, A DRIVE MECHANISM INTERCONNECTING SAID PLUNGER AND SWEEP ARM ASSEMBLY TO EFFECT OSCILLATION OF THE SWEEP ASSEMBLY UPON RECIPROCATION OF THE PLUNGER TO DIRECT MATERIAL INTO THE CHAMBER AS THE PLUNGER IS MOVED AWAY FROM THE BADER SIDE OPENING, SAID SWEEP FEED ASSEMBLY INCLUDING RADIALLY EXTENDING SWEEP ARMS SPACED APART AT AN ANGLE OF APPROXIMATELY 45*, A HEAD ASSEMBLY SECURED TO THE OUTER END OF EACH OF SAID SWEEP ARMS INCLUDING A PLURALITY OF TRANSVERSELY SPACED, DOWNWARDLY DISPOSED, HINGEDLY MOUNTED FINGERS, THE WIDTH, OF THE HEAD ASSEMBLY CLOSEST THE BALER SIDE OPENING BEING NARROWER THAN SAID OPENING WHEREBY IT CAN ENTER SAID OPENING DURING ARCUATE MOVMENT OF THE SWEEP ARM ASSEMBLY, THE OTHER HEAD ASSEMBLY EXTENDING ACROSS A MAJOR PORTION OF THE PLATFORM WHEREBY MOST OF THE MATERIAL DEPOSITED THEREON WILL BE MOVED ACROSS SAID PLATFORM INTO POSITION TO BE ENGAGED BY SAID OTHER HEAD ASSEMBLY.