Patent ID: 6045324
Filing Date: 2000-04-04
Classification: B65G

Abstract:
Apparatus for stacking work products comprising, in combination:first and second upstanding side walls disposed upon a supporting surface in spaced apart and substantially parallel relation;a back wall disposed intermediate the side walls and forming a close therewith having an open entry side and an open uppermost end of sufficient sectional area to allow passage therethrough of at least one preassembled layer of the work products;clamp means substantially circumscribing the open uppermost end in attached unobstructive relation therewith to provide an inwardly directed controllable clamping force intermediate the side walls, and intermediate the back wall and open entry side for releasably gripping a preassembled layer of the work products; anda safety curtain adapted to be drawn into a path substantialy traversing sectional area of the open uppermost end for supporting the at least said sufficient one preassembled layer of the work products in the event of clamp means failure and out of the path to allow passage through the open end of subsequent preassembled layers of the work products.