US Patent 7401705 Organizer system and vertical upright with rollers

An adjustable organizer system has a horizontal top rail with an upward facing top side. At least one vertical upright support has one or more contact surfaces carried on an upper end of the upright support. Each of the contact surfaces has at least a downward facing portion engaged with the top side of the top rail. The upright support is suspended from the top rail such that the one or more contact surfaces can move along the top rail while remaining in contact with the top side to selectively position the at least one vertical upright support laterally along the top rail.