Adjustable feeder shoe for vertical printing presses

Claim 1

IN A SUCTION PICKUP HEAD FOR A PRINTING PRESS, A HOLLOW BODY HAVING AN UPPER WALL, SPACED SIDE WALLS, AND A LOWER WALL DEFINING A TRANSVERSE HORIZONTAL OPENING THEREIN WITH A VERTICAL PASSAGE THROUGH THE UPPER WALL OF THE HOLLOW BODY COMMUNICATING WITH THE OPENING; MEANS ON THE HOLLOW BODY TO ATTACH SAME TO A CROSSBAR ON A PRESS; A PICKUP BODY DISPOSED IN THE TRANSVERSE OPENING; AN UPWARDLY EXTENDING PORTION ON THE PICKUP BODY EXTENDING INTO THE VERTICAL PASSAGE; A VERTICAL SUCTION PASSAGE EXTENDING THROUGH THE UPWARDLY EXTENDING PORTION OF THE PICKUP BODY; A HORIZONTAL SUCTION PASSAGE IN THE PICKUP BODY INTERSECTING THE VERTICAL SUCTION PASSAGE; A TRANSVERSE SUCTION PASSAGE IN THE PICKUP BODY INTERSECTING THE HORIZONTAL PASSAGE IN RIGHT ANGULAR RELATIONSHIP THERETO; A PLURALITY OF SPACED VERTICAL PORTS THROUGH THE LOWER FACE OF THE PICKUP BODY COMMUNICATING WITH THE TRANSVERSE SUCTION PASSAGE; A PORTION ON THE PICKUP BODY EXTENDING OUTWARDLY BEYOND THE TRANSVERSE OPENING IN THE HOLLOW BODY THROUGH WHICH PORTION THE VERTICAL PORTS EXTEND; AND MEANS TO ADJUST THE RELATIVE HEIGHT BETWEEN THE OUTWARDLY EXTENDING PORTION OF THE PICKUP BODY AND THE LOWER SURFACE OF THE HOLLOW BODY.