hollyday

Claim 1

A HAY BALER HAVING A FORE-AND-AFT EXTENDING BALE CASE, A BALE THROWER MOUNTED ON A REAR END OF SAID BALE CASE TO RECEIVE BALES THEREFROM AND HAVING A PAIR OF ROTATABLE CONVEYORS ENGAGEABLE RESPECTIVELY WITH OPPOSITE SIDES OF THE BALES TO TRAJECT THEM AWAY FROM THE BALER, A FLYWHEEL ON SAID THROWER AND OPERATIVELY CONNECTED TO SAID PAIR OF CONVEYORS, A FORE-AND-AFT EXTENDING DRIVE SHAFT ROTATABLY SUPPORTED ON SAID BALE CASE, MEANS CONNECTING A REARWARD END OF SAID SHAFT TO SAID THROWER TO OPERATE SAID PAIR OF CONVEYORS, A FLYWHEEL ROTATABLY MOUNTED ON A FORWARD PORTION OF SAID BALER AND THROUGH WHICH THE BALER IS OPERATED, SAID BALER FLYWHEEL BEING ROTATABLE ABOUT AN AXIS PARALLEL TO SAID DRIVE SHAFT, A DRIVEN SHEAVE MOUNTED ON A FORWARD END OF SAID DRIVE SHAFT, THE DIAMETER OF SAID DRIVEN SHEAVE BEING SUBSTANTIALLY SMALLER THAN THE DIAMETER OF SAID BALER FLYWHEEL, AN ENDLESS BELT EXTENDING AROUND SAID BALER FLYWHEEL AND SAID DRIVEN SHEAVE TO TRANSMIT POWER FROM THE BALER FLYWHEEL TO SAID DRIVE SHAFT AND THROUGH THE SHAFT TO SAID THROWER, SAID ENDLESS BELT HAVING A POWER SIDE AND A SLACK SIDE, THE SPEED OF ROTATION OF SAID BALER FLYWHEEL BEING NON-UNIFORM RESPONSIVE TO A NON-UNIFORM CONSUMPTION OF POWER BY THE BALER AND THE THROWER FLYWHEEL TRANSMITTING TORQUE FORCES THROUGH SAID DRIVE SHAFT TO SAID DRIVEN SHEAVE TENDING TO CAUSE THE SHEAVE TO OVERRUN THE DRIVE WHEN THE BALER FLYWHEEL SLOWS DOWN AND RESISTING A DRIVE TO THE SHEAVE WHEN THE BALER FLYWHEEL SPEEDS UP AFTER THE DRIVE SHAFT HAS SLOWED DOWN, AND MEANS OPERATIVELY ASSOCIATED WITH SAID ENDLESS BELT TO PERMIT SAID DRIVEN SHEAVE TO OVERRUN SAID BALER FLYWHEEL WHEN CERTAIN OVERRUNNING TORQUE FORCES ARE PRESENT AND TO ALLOW THE BELT TO SLIP RELATIVE TO THE SHEAVE WHEN CERTAIN SLIP TORQUE FORCES ARE PRESENT, SAID OVERRUN AND SLIP MEANS COMPRISING AN IDLER ENGAGING SAID SLACK SIDE OF SAID ENDLESS BELT, MEANS MOUNTING SAID IDLER FOR SHIFTABLE MOVEMENT IN A DIRECTION TOWARD AND AWAY FROM SAID ENDLESS BELT, THE SLACKNESS OF SAID SLACK SIDE BEING VERY SUBSTANTIAL AND SAID IDLER NORMALLY PROJECTING BETWEEN SAID BALER FLYWHEEL AND SAID DRIVEN SHEAVE SUCH AN EXTENT THAT A PLANE THROUGH THE AXIS OF THE BALER FLYWHEEL AND THE DRIVEN SHEAVE CROSSES THE IDLER, AND SPRING MEANS BIASING SAID IDLER TOWARD SAID BELT.