Paper feeding device for printer

A sheet feeding mechanism for a printer comprises a pickup roller (47) and a drive train (43, 45) for driving the pickup roller (47) to draw off sheets from a cassette (20). The drive train (43, 45) comprises two sections forming a dogleg. The roller (47) is connected to the lower end of the second section (45) and remains below the first section (43) irrespective of the amount of paper left in the cassette (20).