Concealed sprinkler
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United States of America Patent
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Oct 4, 2022
Grant Date -
N/A
app pub date -
Feb 14, 2020
filing date -
Nov 28, 2006
priority date (Note) -
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Abstract
A concealed sprinkler including a body having a proximal portion and a distal portion. The distal portion includes an annular wall defining a chamber and an opening in communication with the chamber. A deflector assembly is disposed within the chamber. A trigger assembly having a lever assembly engaged with an inner surface of the annular wall supports the deflector assembly in the first position, the trigger assembly including and a thermally rated plate assembly having a lip portion to substantially circumscribe and substantially cover opening and chamber.
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