Swing arm transmission for driving sheet feed mechanism of a printing device media input tray

摘要

A transmission for transmitting power from a printing device drive to drive a media pick roller to pick individual sheets of print media from a supply tray through the printing device without the necessity of requiring a separate pick roller motor and controls. The transmission uses a sun gear and a planet gear with a cam track and follower to move the planet gear into and out of driving relationship with the pick roller.