Paper sheet stacker

Claim 1

IN APPARATUS FOR STACKING A PLURALITY OF MULTI-SHEET PILES OF PAPER SHEETS SUCCESSIVELY ON ONE ANOTHER TO FORM A STACK OF SHEETS IN WHICH THE EDGES OF THE SEPARATE PILESS FORM A SMOOTH, EVEN SIDE OF THE STACK EXTENDING PERPENDICULARLY WITH RESPECT TO THE SURFACES OF THE SEPARATE SHEETS, THE COMBINATION INCLUDING; HORIZONTALLY ADJUSTABLE PILE-GUIDING MEANS LOCATED ON A FIXED SUPPORT ADAPTED, UPON SLIDING A PILE OF TRIMMED PAPER SHEETS ALONG A TABLE TOP LOCATED IMMEDIATELY BELOW THE PILE-GUIDING MEANS INTO CONTACT WITH THE MEANS, TO GUIDE THE PILE ACCURATELY INTO A PREDETERMINED LOCATION; A STACKING TABLE LOCATED BENEATH THE PILE-GUIDING MEANS MOVABLE UPWARDLY AND DOWNWARDLY IN A VERTICAL DIRECTION, BUT ESSENTIALLY IMMOVABLE IN A LATERAL DIRECTION, THE STACKING TABLE BEING ADAPTED TO SUPPORT A SKID UPON WHICH A PLURALITY OF PILES OF TRIMMED PAPER SHEETS CAN BE STACKED; A PILER TABLE COMPRISING A PAIR OF TABLE UNDERCARRIAGE SECTIONS SEPARABLY SECURABLE TO ONE ANOTHER AND INCLUDING SEPARABLY ABUTING CO-PLANAR TABLE TOP SECTIONS SECURED ON THE UNDERCARRIAGES, THE UNDERCARRIAGES WITH THE RESPECTIVE TOP SECTIONS BEING ADAPTED TO TRAVEL INDEPENDENTLY OF ONE ANOTHER WHEN UNSECURED TO ONE ANOTHER AND THE TABLE BEING ADAPTED TO TRAVEL IN A DIRECTION ESSENTIALLY PERPENDICULAR TO THE LINE OF ABUTMENT OF THE TOP SECTIONS BETWEEN A FIRST POSITION WHEREIN IT IS ADAPTED TO RECEIVE A TRIMMED PILE OF PAPER SHEETS SLID FROM A TRIMMING TABLE ONTO ITS ABUTTING TOP SECTIONS WITH A PART OF THE PILE SUPPORTED ON EACH SECTION AND A SECOND POSITION WHEREIN, WITH THE PILE-GUIDING MEANS ADJUSTED TO A PREDETERMINED POSITION, AN EDGE OF A PILE OF PAPER SHEETS SUPPORTED ON THE PILER TABLE IS IN THE IMMEDIATE VICINITY OF THE PILE-GUIDING MEANS AND THE TOP SURFACE OF THE PILER TABLE TOP IS IMMEDIATELY BELOW THE PILE-GUIDING MEANS AND ABOVE THE STACKING TABLE, THE PILER TABLE BEING FREE OF MEMBERS SUPPORTING ITS TOP WHICH INTERFERE WITH THE ELEVATION OF THE STACKING TABLE AND A PARTIALLY FORMED STACK OF SHEETS THEREON TO AN EXTENT SUFFICIENT TO POSITION THE TOPMOST SHEET OF THE PARTIALLY FORMED STACK IMMEDIATELY BELOW THE SEPARABLE SECTIONS OF THE PILER TABLE TOP; AND MEANS TO RAISE AND LOWER THE STACKING TABLE.