Patent ID: 9072923
Filing Date: 2015-07-07
Classification: A62C,B05B

Abstract:
1. A flush industrial floor fire fighting system, comprising: a grating structured to fit over a trench in an industrial floor, the grating defining an opening for a fire fighting fluid discharge; a fire fighting nozzle attached to the grating, located to discharge fire fighting fluid through the opening, the nozzle having a barrel adjustably attachable, directly or indirectly, to the grating and a bafflehead, separate from the grating, independently adjustably attachable to the barrel, where adjustably attachable includes in the direction of flow; the barrel and the bafflehead structured in combination to define an adjustable annular discharge gap, the gap adjustable independently from the adjustable attachment of the barrel to the grating, and the nozzle and grating structured in combination, directly or indirectly, to define a substantially flush floor surface for the fire fighting system, including during discharge.