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Horizontal sidewall sprinkler

  • US 5,727,737 A
  • Filed: 08/05/1996
  • Issued: 03/17/1998
  • Est. Priority Date: 08/05/1996
  • Status: Expired due to Fees
First Claim
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1. A horizontal sidewall sprinkler comprising a sprinkler body adapted to be connected to a source of fire extinguishing liquid and having a passage with an outlet of selected diameter to convey the liquid along a generally horizontal sprinkler axis, a pair of arms extending from the sprinkler body, and a deflector having a vertical portion extending substantially perpendicularly to the sprinkler axis and supported by the sprinkler arms in spaced relation to the sprinkler passage outlet and having a generally horizontal portion supported from the vertical portion at a location above the sprinkler axis, the generally horizontal portion of the deflector having a substantially planar lower surface facing the sprinkler axis and being inclined upwardly from the sprinkler axis at an angle of at least 0.5°

  • , and the vertical deflector portion having a first opening above the sprinkler axis and beneath the horizontal deflector portion, a second opening below the sprinkler axis with a forwardly projecting tab projecting from a lower edge of the opening, and two further openings disposed below and on opposite sides of the sprinkler axis with rearwardly projecting tabs extending therefrom.

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