US Patent 10486055 Card handling devices and methods of randomizing playing cards

A playing card handling device comprises an elevator platform configured to receive one or more cards from an input platform to form a shuffled set of cards, a card gripper positioned above the elevator platform, and configured to grip cards from the shuffled set of cards, and a processor configured to control the elevator platform to have a grip position for the card gripper to grip the shuffled set of cards, wherein the grip position is adjusted based, at least in part, on a correction value associated with a particular card insertion. A related method includes determining a grip position of an elevator platform of a card handling device based, at least in part, on a desired insertion location within a stack of shuffled cards as adjusted based on a corrective value that is different for a plurality of different insertion locations.