An aircraft passenger service unit placard comprising an integrated unit adapted to be retrofitted to an existing passenger service unit having a bi-pin lamp connection, the integrated unit comprising at least a first signage area and having at least one low energy illumination means arranged to illuminate the signage area, wherein the low energy illumination mean is optionally an LED unit and wherein the integrated unit comprises a first layer and a second layer separated by a light guide and wherein the illumination means is arranged as a side light in the light guide between the first layer and the second layer, the integrated unit further comprising at least one flexible connector arranged and adapted to connect to the bi-pin connection.
Aircraft overhead sign
2017-11-15
Patent
Electronic Resource
English