A communication method for at least one mobile station that includes a target mobile station that performs a Cooperative Multi-Point communication with at least two base stations, is provided. The dispenser rigidly holds the cylinders within a carrier vehicle as the vehicle accelerates to high velocity. The fan is operable to generate and propel an air stream out of the housing that can be used for cooling purposes. Consequently, a semiconductor polishing system component comprising a notch adapted to receive an o-ring is also provided herein. The second tab does not pivot with respect to the other of the members when engaged by the first tab during movement of the first member in the second longitudinal direction.