Printing press delivery

Claim 1

IN A SHEET HANDLING MECHANISM COMPRISING A VERTICALLY MOVABLE DELIVERY HOIST HAVING A PLATFORM FOR RECEIVING SHEETS WHICH ARE MOVED IN SEQUENCE TO A POSITION OVER THE HOIST AND DROPPED ONTO THE PLATFORM, SAID HOIST BEING LOWERED FROM A RAISED POSITION AS THE PILE BUILDS UP THEREON TO MAINTAIN THE TOP OF THE PILE AT ABOUT A PREDETERMINED LEVEL, A TEMPORARY PILE SUPPORT ADAPTED TO BE MOVED TO A PILE-SUPPORTING POSITION OVER THE PILE ON SAID PLATFORM TO INTERCEPT FALLING SHEETS, SAID PILE SUPPORT COMPRISING TWO SECTIONS DISPOSABLE IN SIDE-BY-SIDE RELATIONSHIP IN SAID PILE-SUPPORTING POSITION AND EACH HAVING WITHDRAWN POSITIONS ON OPPOSITE SIDES OF SAID HOIST RESPECTIVELY WHICH ARE CLEAR OF FALLING SHEETS, SUPPORT MEANS SUPPORTING SAID SECTIONS FOR HORIZONTAL MOVEMNET OVER SAID PLATFORM BETWEEN SAID WITHDRAWN POSITIONS AND SAID SIDE-BY-SIDE POSITIONS, INTERCONNECTING MEANS CONNECTING SAID SECTIONS TO EFFECT MOVEMENT THEREOF TOWARD AND AWAY FROM EACH OTHER IN UNISON, SAID SUPPORT MEANS AND SAID INTERCONNECTING MEANS PROVIDING FOR LIMITED VERTICAL MOVEMENT OF SAID TEMPORARY PILE SUPPORT RELATIVE TO SAID SUPPORT MEANS WHEREBY THE PILE SUPPORT MAY BE LIFTED RELATIVE TO SAID SUPPORT MEANS AND MOVED LATERALLY WHILE ELEVATED, AND SAID HOIST BEING OPERABLE TO EFFECT A LIFTING OF SAID PILE SUPPORT WITH SAID PLATFORM.