AUTOMATIC FIRE PROTECTION SPRINKLER WITH EXTENDED BODY

摘要

An upright fire protection sprinkler having an input orifice at an input en d of the sprinkler for receiving fluid and an output orifice at an output end of the sprinkler for outputting fluid. The sprinkler has a connection portion at th e input end of the sprinkler and a body extending between the connection portion and the output end. A pair of frame arms extends from the output end and meets at a hub positioned in axial alignment with the output orifice. A deflector is positioned on the hub and is configured to direct fluid output from the output orifice substantially in a direction back toward the output end.