主权项 |
1. A drive mechanism for a drum comprising:
an intermediate shaft extending from an outer end through an axial bore in a hub of the drum, the axial bore being larger in diameter than the intermediate shaft so as to provide clearance between the axial bore of the hub and the intermediate shaft, the intermediate shaft coupled to drive a flexible coupling on an inner side of the drum, and, a motor coupled to drive the outer end of the intermediate shaft. |