There is provided a vehicle body side structure that is capable of effectively reinforcing door hinge mounting parts of a pillar. A solar energy concentrator device for spacecraft includes a reflector for reflecting solar radiation onto a photovoltaic cell for converting solar energy into electrical energy and a heat transfer arrangement for transporting to a cold area heat energy stored by the cell following reception of solar radiation. The operation invalidation unit receives an invalidation instruction and invalidates the operation input performed on the operation input unit. A second acoustic driver is mounted in the enclosure near a second end of the enclosure for radiating acoustic energy from the second end of the enclosure. The connection establishment is forwarded from the switch to the mobile radio gateway allocated to the selected insertion cards by means of the provided routing information.