EARLY SUPPRESSION FAST RESPONSE FIRE PROTECTION SPRINKLER
First Claim
1. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 25 feet in a storage area having a maximum ceiling height of 30 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 and a minimum design flowing pressure of about 15 pounds per square inch at the most hydraulically remote sprinkler.
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Accused Products
Abstract
An early suppression fast response pendent-type fire protection sprinkler is suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C to protect single row rack storage, double row rack storage and multiple row rack storage, the sprinkler having a K-factor of about 25 and flowing pressure of about 15 pounds per square inch. Preferably, the sprinkler has a body defining an orifice and an outlet for delivering a flow of fluid from a source, and a deflector mounted with a first surface opposed to flow of fluid from the outlet. The deflector defines at least one pair of generally opposed reentrant slots extending from the first surface through the deflector, the reentrant slots extending from slot openings at an outer peripheral edge of the deflector inwardly from the peripheral edge toward a deflector axis.
73 Citations
16 Claims
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1. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 25 feet in a storage area having a maximum ceiling height of 30 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 and a minimum design flowing pressure of about 15 pounds per square inch at the most hydraulically remote sprinkler.
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2. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage, having a maximum storage height of 25 feet in a storage area having a maximum ceiling height of 30 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 or more and a minimum design flowing pressure of about 15 pounds per square inch at the most hydraulically remote sprinkler.
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3. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 30 feet in a storage area having a maximum ceiling height of 35 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 and a minimum design flowing pressure of about 20 pounds per square inch at the most hydraulically remote sprinkler.
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4. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 35 feet in a storage area having a maximum ceiling height of 40 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 and a minimum design flowing pressure of about 25 pounds per square inch at the most hydraulically remote sprinkler.
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5. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 40 feet in a storage area having a maximum ceiling height of 45 feet, with no open containers and not solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 and a minimum design flowing pressure of about 40 pounds per square inch at the most hydraulically remote sprinkler.
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6. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 30 feet in a storage area having a maximum ceiling height of 35 feet, with no open containers and not solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 or more and a minimum design flowing pressure of about 20 pounds per square inch at the most hydraulically remote sprinkler.
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7. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 35 feet in a storage area having a maximum ceiling height of 40 feet, with no open containers and not solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 or more and a minimum design flowing pressure of about 25 pounds per square inch at the most hydraulically remote sprinkler.
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8. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 40 feet in a storage area having a maximum ceiling height of 45 feet, with no open containers and not solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a K-factor of about 25 or more and a minimum design flowing pressure of about 40 pounds per square inch at the most hydraulically remote sprinkler.
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9. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 25 fee in a storage area having a maximum ceiling height of 30 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a minimum design flowing pressure of about 15 pounds per square inch at the most hydraulically remote sprinkler.
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10. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 30 feet in a storage area having a maximum ceiling height of 35 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a minimum design flowing pressure of about 20 pounds per square inch at the most hydraulically remote sprinkler.
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11. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 35 feet in a storage area having a maximum ceiling height of 40 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a minimum design flowing pressure of about 25 pounds per square inch at the most hydraulically remote sprinkler.
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12. An early suppression fast response pendent-type fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 40 fee in a storage area having a maximum ceiling height of 45 feet, with no open containers and no solid shelves, sad sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a minimum design flowing pressure of about 40 pounds per square inch at the most hydraulically remote sprinkler.
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13. An early suppression fast response fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 25 feet in a storage area having a maximum ceiling height of 30 feet, with open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, an having a minimum design flowing pressure of about 15 pounds per square inch at the most hydraulically remote sprinkler.
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14. An early suppression fast response fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 30 feet in a storage area having a maximum ceiling height of 35 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a minimum design flowing pressure of about 20 pounds per square inch at the most hydraulically remote sprinkler.
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15. An early suppression fast response fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 35 feet in a storage area having a maximum ceiling height of 40 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, an having a minimum design flowing pressure of about 25 pounds per square inch at the most hydraulically remote sprinkler.
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16. An early suppression fast response fire protection sprinkler suitable for use in accordance with one or more of NFPA 13, NFPA 231 and NFPA 231C, to protect single row rack storage, double row rack storage and multiple row rack storage having a maximum storage height of 40 feet in a storage area having a maximum ceiling height of 45 feet, with no open containers and no solid shelves, said sprinkler comprising a sprinkler body defining an orifice and an outlet for delivering a flow of fluid from a source, and having a minimum design flowing pressure of about 40 pounds per square inch at the most hydraulically remote sprinkler.
Specification