Sheet delivery mechanism having an auxiliary pile support

Claim 1

A SHEET DELIVERY MECHANISM COMPRISING A MAIN PILE HOIST FOR SUPPORTING A PILE OF SHEETS THEREON, MEANS FOR RAISING AND LOWERING SAID MAING POLE HOIST, A SHEET DELIVERY CONVEYOR FOR MOVING SHEETS TO A POSITION OVER SAID MAIN PILE HOIST AND AT WHICH THE SHEETS ARE RELEASED BY SAID DELIVERY CONVEYOR AND DROPPED ONTO SAID MAIN PILE HOIST, AN AUXILIARY PILE SUPPORT MOVABLE TO A LOCATION ABOVE SAID MAIN PILE HOIST TO RECEIVE SHEETS DROPPED FROM SAID DELIVERY CONVEYOR, SUPPORT MEANS FOR RECEIVING AND SUPPORTING SAID AUXILIARY PILE SUPPORT IN A FIRST POSITION ABOVE SAID MAIN PILE HOIST AT A FIRST DISTANCE FROM SAID CONVEYOR AND IN A SECOND POSITON ABOVE SAID MAIN PILE HOIST AT A SECOND DISTANCE FROM SAID CONVEYOR GREATER THAN SAID FIRST DISTANCE AND FOR MOVEMENT BETWEEN SAID POSITIONS, MANUALLY OPERATED MEANS TO VERTICALLY MOVE SAID SUPPORT MOVE BETWEEN FIRST AND SECOND POSITIONS ONLY SO AS TO MOVE SAIS AUXILIARY PILE SUPPORT BETWEEN ITS FIRST AND SECOND POSITIONS ONLY, AND SAID AUXILIARY PILE SUPPORT HAVING SUPPORT PORTIONS INSERTABLE INTO SUPPORTING RELATION WITH SAID SUPPORT MEANS WHEN SAID SUPPORT MEANS IS IN ITS FIRST POSITION AND REMOVABLE FROM SAID SUPPORT MEANS WHEN SAID SUPPORT MEANS IS IN ITS SECOND POSITION TO TRANSFER THE PILE ON SAID AUXILIARY PILE SUPPORT TO THE MAIN HOIST THEREUNDER AND INCLUDING PILE RECEIVING PORTIONS.