Images having been subjected to image processing optimal for each user or each output device are obtained. A composite beam comprises a web with a sinusoidal-shaped section and a bottom flange. The centripetal force may be adjusted through varying the weight andor length of a force arm. Following the MAC layer reset all PDUs stored in the UE MAC layer reordering buffers are flushed to RLC entities and then processed by RLC entities prior to the generation of a PDU status report. A guide sleeve and a guide pin guide the touch surface when actuated.