Patent ID: 7381117

Claim:
A sanding drum system for a motorized drum-type floor sanding machine, comprising: a sanding blank comprising a sheet of sand paper laminated back to back with a first component layer of a sanding blank hook and loop fastener; a drum core with a compliant sole to which is adhered a first component layer of a drum hook and loop fastener system so as to substantially cover said compliant sole; a removable drum surface comprising a mating component layer to said first component layer of said drum hook and loop fastener system adhered back to back to a mating component layer of said sanding blank hook and loop fastener system; and a sanding blank alignment guide to which one end of said sanding blank may be abutted for alignment for wrapping said sanding blank around said removable drum surface, said sanding blank alignment guide having a U-shaped profile open in a direction generally tangent to the circumference of said drum and opposite the direction of rotation of said drum.