Deck/hall extended coverage horizontal sprinkler arrangement

Details Deck/hall extended coverage horizontal sprinkler arrangement Deck/hall extended coverage horizontal sprinkler arrangement

2005-07-26

2005-07-26

Nguyen, Dinh Q. (Department: 3752)

Fire extinguishers

Sprinkler heads

C239S223000, C239S523000, C239S461000, C239S518000

Reexamination Certificate

active

06920937

ABSTRACT:
In the embodiments described in the specification, a deck/hall extended coverage horizontal sprinkler arrangement has a sprinkler body with frame arms oriented in a vertical plane and a deflector mounted on the frame arms having semi-conical sections on opposite sides of the frame arms. The semi-conical sections are open in the direction toward the sprinkler orifice and include centrally located horizontal openings with vanes extending forwardly above the opening and top surfaces which are flattened and extend outwardly beyond the edges of the conical surfaces of the semi-conical sections.

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