Horizontal Sheet Stacker
Original Publication Date: 1980-Aug-01
Included in the Prior Art Database: 2005-Feb-13
U. S. Patent 4,068,839 describes a dual-exit tray xerographic machine which includes a vertically-movable, servo-controlled horizontal platform 10 (Fig. 1) upon which output sheets 11 are stacked. A swinging wire form 12, which is pivoted at 13, has its free end 14 gravity-biased down onto the top of this stack. The stack's long sheet dimension is normal to Fig. 1.