Lodgment prevention arrangements for fire sprinklers
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United States of America Patent
Stats
-
Jul 15, 2014
Grant Date -
Jul 28, 2011
app pub date -
Jan 26, 2011
filing date -
Oct 26, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A fire protection sprinkler is provided. The sprinkler includes a body having an output orifice and a flange; a seal cap to seal a flow of fluid from the output orifice; and a thermally-responsive element positioned to releasably retain the seal cap and constructed to separate into a plurality of portions upon exposure to a predetermined temperature. The sprinkler also includes at least one deflector support member, a deflector connected to the deflector support member, and at least one arm extending from each of the deflector support members. Each of the arms has a free end positioned in spaced relation to the thermally-responsive element to contact the portions of the thermally-responsive element upon separation thereof. In another embodiment, the sprinkler includes at least one arm extending from the flange, and the arms may be formed as a bracket.
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