Hay baler

Claim 1

AN AUTOMATIC HAY BALER COMPRISING A FORE-AND-AFT EXTENDING BALE CHAMBER HAVING A FEED OPENING IN A VERTICAL SIDE WALL THEREOF, A GENERALLY HORIZONTAL HAY RECEIVING PLATFORM EXTENDING LATERALLY FROM ADJACENT A LOWER END OF SAID OPENING, A FEEDER OPERABLE OVER SAID PLATFORM FOR CONVEYING CROP MATERIAL THROUGH SAID OPENING AND INTO SAID BALE CHAMBER, A FEEDER HOUSING PROJECTING VERTICALLY UPWARD FROM SAID PLATFORM, SAID FEEDER COMPRISING AT LEAST ONE ELONGATED FEED FINGER ASSEMBLY HAVING A LOWER END EXTENDING INTO THE DIRECTION OF SAID PLATFORM AND AN UPPER END SPACED THEREFROM, MEANS PIVOTALLY SUPPORTING SAID ASSEMBLY INTERMEDIATE ITS ENDS, SAID SUPPORTING MEANS BEING INDEPENDENTLY REVOLUBLE ABOUT AN AXIS EXTENDING GENERALLY IN THE DIRECTION OF SAID BALE CHAMBER TO MOVE THE ASSEMBLY IN A CLOSED PATH OVER AT LEAST A PORTION OF SAID PLATFORM, CONTROL MEANS FOR REGULATING THE ATTITUDE OF SAID ASSEMBLY AND THE PATH OF TRAVEL OF SAID ASSEMBLY LOWER END, SAID CONTROL MEANS COMPRISING A FIRST LINK EXTENDING GENERALLY IN THE DIRECTION OF TRAVEL OF SAID CROP MATERIAL AND CONNECTED TO SAID UPPER END OF THE FINGER ASSEMBLY, A SECOND LINK CONNECTED TO SAID FIRST LINK AT A POINT REMOTE FROM SAID CONNECTION TO THE FEED FINGER ASSEMBLY, A CONTROL SHAFT JOURNALLED ADJACENT SAID SECOND LINK AND CONNECTED THERETO, AND DRIVE MEANS FOR TURNING SAID CONTROL SHAFT THROUGH A PREDETERMINED ARC OF LESS THAN 360* TO CONTROL THE ATTITUDE OF SAID FEED FINGER ASSEMBLY.