US Patent 9003599 Vacuum cleaner with hose-retaining caster modules

A new vacuum cleaner has fence elements with upright arms are easily attachable to caster modules and create an upwardly opening hose space through which a vacuum hose can be wound for storage. The caster modules have sockets that extend throughout the height of the modules. The fence elements have tabs that hook onto lower edges of the modules, and can be clipped onto the caster module by pressing a detent on the fence element downwardly into an upper end of the socket until the tabs snap over the lower portion of the module, locking it in place.