Patent ID: 6193230
Filing Date: 2001-02-27
Classification: B65H

Abstract:
A card output gap adjustment mechanism installed in the casing of a card stacker and controlled to adjust a card output gap through which cards are driven out of said casing by a transmission mechanism of said card stacker, the card output gap adjustment mechanism comprising:a back holder fixedly fastened to the casing of said card stacker on the inside, said back holder comprising a top through hole vertically extended through a top side wall thereof, and two vertical guide rails disposed in parallel on the inside;an adjustment plate mounted inside said back holder and defining with a pad in the casing of said card stacker said card output gap and driven to move vertically along said vertical guide rails and to adjust the pitch of said card output gap, said adjustment plate comprising an arched block raised from a front side wall thereof at a top side, a vertical screw hole extended through said arched block and aligned with the top through hole on said back holder, and two vertical sliding grooves arranged in parallel on a back side wall thereof and respectively coupled to the vertical guide rails of said back holder;a cover plate covered on said back holder, said cover plate having a rectangular opening, which receives said arched block of said adjustment plate to limit vertical movement of said adjustment plate within a limited range; anda rotary adjustment knob inserted through the top through hole on said back holder and threaded into the vertical screw hole on said adjustment plate and rotated to move said adjustment plate vertically along the vertical guide rails of said back holder in adjusting the pitch of said card output card.