20150090839 | Passenger Service Unit and Related Systems - A passenger service unit (PSU) for a transport vessel has a unitary chassis with a plurality of apertures extending therethrough. Each one of the apertures is independently sized to receive at least one of a plurality of different modules. Each one of the modules includes one or more PSU fixtures having components different from other ones of the plurality of modules. A representative vessel is a passenger aircraft. Representative modules include vent and passenger reading light module, speaker module, passenger oxygen supply module and display module. | 04-02-2015 |