Patent ID: 7703165

Claim:
An apparatus for scrubbing a surface, comprising: a handle; an inlet for coupling to a fluid supply and a nozzle for delivering fluid from said inlet; a wheel rotatably mounted to said handle, said wheel including a plurality of scrubbing elements, wherein said wheel rotates in response to delivery of fluid from said nozzle to a first side of said scrubbing elements as said scrubbing elements pass by said nozzle in a rotation direction of said wheel; and said wheel includes a hub including a plurality of receptacles for coupling respective ones of said scrubbing elements thereto, at least one of said receptacles being formed by first and second retaining elements, wherein said first retaining element extends along said first side of said scrubbing element and said second retaining element extends along a second side of said scrubbing element opposite said first side, said second retaining element having a height extending from said hub that is greater than a height of said first retaining element extending from said hub, wherein said second retaining element is configured to prevent said scrubbing element from pivoting in said rotation direction and said first retaining element is configured to permit said scrubbing element to pivot opposite said rotation direction.