Patent ID: 8439375
Filing Date: 2013-05-14
Classification: A47L,B62B,Y10T

Abstract:
1. A portable cleaner that has: a dolly that has an underside; a first caster socket that is arranged generally vertically, is positioned in a first boss near the perimeter of the dolly, holds and retains a caster that has a stem, and is accessible from the underside of the dolly; at least one unused caster socket that is positioned in a second boss near the perimeter of the dolly, at the same elevation as the first caster socket, and is adapted to hold and retain the caster stem; at least one axle mount that encloses the second boss, mounts to the dolly, and has a generally horizontal axle hub; and a wheel that is mounted on the axle hub and supports the cleaner for movement across a floor.