exhibition booths each rear wall and side wall partition has a plurality of wall panels hinged together in a series the rear wall partition includes first and last wall panels with end panels that have keyholes on opposites sides and an end support with wheels an end wall panel of each sidewall partition has studs that engage the keyholes to secure the sidewall partition to the rear wall partition at least some of the wall panels of the rear and sidewall partitions have feet projecting outward therefrom with wheels a foot on each sidewall has a stand which raises and lowers the wheels with respect to the floor to control movement of the sidewall application_number US 79908204 A description with reference to fig1 a set of room dividers 10 for an exhibition booth comprises a rear wall partition 12 and two side wall partitions 14 and 15 to comply with conventional dimensions of an exhibition booth the rear wall partition 12 is ten feet long and stands eight feet high the rear wall partition 12 comprises five fabric or vinyl covered wall panels 16 17 18 19 and 20 of equal width and eight feet high and connected vertical edge to vertical edge in series by hinges 30 see also fig2 and 3 the hinges allow the partition to be folded into a compact configuration for storing and transporting as will be described three of the three wall panels 17 18 and 19 have a separate foot 32 extending transversely across their bottom edges so as to project outward from both sides of the respective wall panel a swivel caster 34 is mounted at each end of the foot 32 the swivel caster 34 are self leveling in.