| 摘要 |
A back cleansing unit 1 comprises a housing section 2, a head receiving section (3, Fig 7), wall mounting means (7, Fig 6) and power producing means (15, Fig 6) wherein the head receiving section 3 comprises gear teeth (16, Fig 7) to engage with a plurality of rotating heads on a rotating disc. The rotating disc 4 comprises a drive shaft (10, Fig 5) attached to a drive gear 11. The housing section 2 is moulded and the receiving sections 3 include integrally moulded or separately mounted gear teeth 16 for engagement with the drive gear (13, Fig 5) on the rotating heads 5. |
