Abstract: A steer-by-wire steering system for a vehicle includes a bar extending from a first end to a second end, the bar defining a first groove and a second groove within an outer surface of the bar. The steer-by-wire steering system also includes an anti-rotation cartridge comprising a sleeve containing separate wear plates in which a plurality of ball bearings roll, wherein a first end of the sleeve contains a sleeve groove and window features, the inner surface of the sleeve containing V-shaped grooves in which the wear plates are disposed.

Abstract: A steer-by-wire system for a vehicle includes a rack moveable in an axial direction and defining a groove extending in the axial direction of the rack. The steer-by-wire system also includes a housing surrounding at least a portion of the rack. The steer-by-wire system further includes an anti-rotation device disposed proximate an outer surface of the rack at the mounting location of the rack and within the housing. The anti-rotation device includes a plurality of balls disposed in the groove defined by the rack. The anti-rotation device also includes a running plate having a radially inner surface disposed radially outward of the rack, wherein the plurality of balls are disposed between the plate and the rack.

Abstract: An interactive retail display unit includes a movable case having a plurality of shelves, an upper rail assembly including a rail having a first end and an opposing second end and at least one bearing slidably coupling the movable case to the rail and a lower track and roller assembly. The lower track and roller assembly includes a track having a first end corresponding with the first end of the rail, an opposing second end corresponding with the second end of the rail and a plurality of wheels mounted to a bottom of the movable case. The movable case is configured to move along the rail and the track.