US 12,138,499 B2
Fire protection systems and methods for storage
Manuel R. Silva, Jr., Cranston, RI (US)
Assigned to Tyco Fire Products LP, Cranston, RI (US)
Filed by Tyco Fire Products LP, Lansdale, PA (US)
Filed on Jun. 7, 2022, as Appl. No. 17/834,639.
Application 17/834,639 is a continuation of application No. 16/308,282, granted, now 11,547,885, previously published as PCT/US2017/037035, filed on Jun. 12, 2017.
Claims priority of provisional application 62/348,767, filed on Jun. 10, 2016.
Prior Publication US 2022/0296944 A1, Sep. 22, 2022
Int. Cl. A62C 35/64 (2006.01); A62C 31/02 (2006.01); A62C 35/68 (2006.01); A62C 37/08 (2006.01); A62C 37/50 (2006.01)
CPC A62C 35/645 (2013.01) [A62C 31/02 (2013.01); A62C 35/68 (2013.01); A62C 37/08 (2013.01); A62C 37/50 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A fire protection system, comprising:
a plurality of sprinklers installed beneath a ceiling of a storage occupancy, the plurality of sprinklers having a sprinkler-to-sprinkler spacing greater than or equal to six-by-six feet and less than or equal to twenty-by-twenty feet, the plurality of sprinklers arranged in a hydraulic design area of greater than or equal to six and less than or equal to ten sprinklers, each sprinkler of the plurality of sprinklers having a coverage area greater than or equal to 80 square feet and less than or equal to 100 square feet, the storage occupancy having a commodity below the plurality of sprinklers and having a storage height greater than or equal to 45 feet and less than or equal to 60 feet, the ceiling having a ceiling height less than or equal to 65 feet;
each sprinkler of the plurality of sprinklers having a K-factor greater than or equal to 11 gpm/(psi)1/2 and less than or equal to 36 gpm/(psi)1/2,
each sprinkler of the plurality of sprinklers having a deflector shape outputting fluid in a spray pattern having a rectangular shape in a plane below the deflector and perpendicular to an axis through the sprinkler, the rectangular shape comprising a central area and an outer area outward from the central area to a periphery of the rectangular shape, the central area having greater fluid distribution than the outer area.