Fire protection sprinkler
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United States of America Patent
Stats
-
Feb 19, 2013
Grant Date -
Nov 4, 2010
app pub date -
Apr 29, 2009
filing date -
Apr 29, 2009
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A fire protection sprinkler is provided with a sprinkler body having a fluid passage defining an inlet end and an outlet end. A plug member is disposed in the fluid passage and a heat responsive unit releasable secures the plug member and the passage. A deflector is mounted to frame arms extending from the sprinkler body and the deflector includes a peripheral edge including a plurality of slots extending radially inward from the peripheral edge. At least two of the plurality of slots have a first outer portion having a first diameter and a second intermediate portion adjacent the first outer portion and having a second diameter less than the first diameter. A third inner portion extends radially inward from the second intermediate portion and has a third diameter greater than the second diameter. The deflector design is utilized for providing a desired water distribution pattern.
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Family
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Cited Art Landscape
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