Low pressure, extended coverage, fire protection sprinkler
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 6, 2015
Grant Date -
N/A
app pub date -
Mar 8, 2013
filing date -
Nov 22, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A low pressure, extended coverage, fire protection sprinkler, e.g., of the upright type, suitable for use in protection of at least extra hazard and high piled storage occupancies, in accordance with the 1999 Edition of NFPA 13, has a body with an internal passageway extending between an inlet end and an opposite outlet end, and a deflector mounted to the body by at least one support arm and disposed in alignment with the axis and generally spaced from the outlet end of the internal passageway. The sprinkler has a predetermined K-factor, e.g., of greater than about 16.0. The sprinkler is configured and arranged to deflect flow of water generally radially outwardly and downwardly of the sprinkler in a predetermined spray pattern. Preferably, the predetermined spray pattern has a generally polygonal shape, e.g., a rectangular shape, when viewed at a predetermined distance below the deflector.
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Cited Art Landscape
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