Patent ID: 8128027

Claim:
A passenger services system for a vehicle, comprising: a passenger service unit to communicate wirelessly with a cabin attendant panel and provide a plurality of cabin services; a passenger control unit to communicate wirelessly with the passenger service unit and each including a plurality of switches corresponding to the plurality of cabin services; an electrical spring contact; at least one power system to provide power to the passenger services system, the at least one power system comprising a power module unit; and at least one mounting rail to provide both structural support and electrical power to the power module unit and to the passenger service unit, wherein the passenger service unit is coupled to the electrical spring contact that detachably clips to the at least one mounting rail, the electrical spring contact providing both structural support to the passenger service unit and a spring coupling to the at least one mounting rail, wherein the electrical spring contact is coupled to the passenger service unit by a non-conductive insulating support that clips onto the mounting rail and provides electrical isolation from the passenger service unit.