Patent ID: 8893342

Claim:
An underwater cleaning apparatus comprising: a suction head comprising a flexible footplate configured to glide along an underwater surface, the footplate having a substantially planar portion that defines an aperture through which water can be sucked into the apparatus, the suction head further comprising a connector that is fitted to the footplate, the connector comprising a first end that is arranged to be in fluid communication with the aperture defined in the footplate; a driving component spaced apart from the suction head, the driving component being arranged to move the apparatus underwater along a surface; and a first flexible hose to connect the suction head and the driving component together; the driving component comprising: a body defining a chamber, a first end and a second end, the first end being connectable to the first flexible hose; and a valve arrangement housed within the body, the valve arrangement being arranged to close and open so as to cause the apparatus to move.