Adjustable cup dispensing assembly

A cup dispenser for dispensing a stacked array of cups comprising a housing for enclosing a plurality of cups arranged in a stack along an axis, the housing including a front wall member perpendicular to said axis having a discharge opening through which a bottom cup in the stack extends to be grasped and withdrawn through the discharge opening, a plurality of at least three parallel rods extending inwardly of the housing from said wall member parallel to said axis disposed in surrounding relation to the stack of cups, a pusher guided by said rods for engaging the stack of cups at the end of the stack opposite said discharge opening having associated spring means for urging the stack of cups toward the discharge opening, and an adjustable ring assembly inwardly adjacent said discharge opening for releasably restraining cups of different size, the ring assembly comprising a ring member having a plurality of slots therein coactive with and rotatably supported relative to a border portion of said front wall member bounding said discharge opening, and a plurality of finger members each having a mounting end portion pivoted about a pin extending from said a border portion and provided with a pin extending through selected slots of said ring member and having holding end portions at an end of each finger member opposite the mounting end portion provided with holding formations for engaging the rim of the lowermost cup in said stack, and said selected slots extending in such direction that rotation of said ring member causes relative movement of the pins and slots through which they extend effecting caming movement of the holding end portions of the finger members toward and away from said axis, and manually operable means for releasably fastening the ring against movement relative to the associated border portion at positions to which it is circumferentially relatively adjusted.