Fire protection sprinkler trigger assembly
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United States of America Patent
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Jun 5, 2018
Issued Date -
Jan 28, 2016
app pub date -
Mar 12, 2014
filing date -
Mar 14, 2013
priority date (Note) -
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Abstract
A sprinkler assembly including a sprinkler frame having a proximal portion, a distal portion and an internal surface defining an internal fluid passageway having an inlet and an outlet extending axially to define a central sprinkler axis of the frame. The distal portion includes a plurality of surfaces to define a pair of chambers disposed about the passageway. The sprinkler assembly includes a seal assembly and a lever assembly having a first configuration to support the seal assembly and a second configuration to release the seal assembly. The lever assembly includes a pair of lever members in which each has lever member h a first end. In the first configuration, the first end forms a frictional engagement within a chamber to support the seal assembly in an unactuated state of the sprinkler frame.
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