SHEET DRIVER FOR USE IN A DRUG DISPENSER

摘要

There is provided a sheet driver for use in a drug dispenser including a drug carrier (100) having a plurality of pockets (102, 103, 104) for containing drug the sheet driver comprising a base (220); ascending from the base, a shaft (230) defining a rotational axis; on the base, a drive surface (225) for receipt of drive to rotate the base about the rotational axis,- about the shaft, a torsion spring (240) mounting about the shaft and the torsion spring for rotation about the rotational axis, a hub (250) defining a hub surface for receipt of a sheet of the drug carrier. The shaft (230) further defines a shaft cavity (232) co-axial with the rotational axis and the hub (250) further defines a hub aperture (254), the sheet driver further comprising within said shaft cavity (232), an indicator pin (210) having a side member (212) and an indicator pin head that may project through said hub aperture (254).