US Patent 10585229 Lighting system with particular sealing arrangement

Exemplary lighting systems, light fixtures, and wireways that can be used in a variety of public transportation or architectural applications are described. The light engines can be edge lit and sealed. The light engine includes an internal flange that engages a portion of the light diffuser assembly to force the light diffuser assembly against a seal to allow the light engine to be assembled with fasteners disposed at the top of the light engine. The wireways can include a common routing compartment disposed above a plurality of wiring channels.