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| Number | Title | Issue Date |
| 8181709 | Mounting structure for sprinkler head A mounting structure for a sprinkler head. The mounting structure includes a joint unit, a locking unit, an actuating unit, a head and a coupling unit. The joint unit includes a fitting part provided on the outer surface of the upper portion of the joint unit so tha... | 05/22/2012 |
| 8162069 | Automatic fire protection sprinkler with extended body An upright fire protection sprinkler having an input orifice at an input end of the sprinkler for receiving fluid and an output orifice at an output end of the sprinkler for outputting fluid. The sprinkler has a connection portion at the input end of the sprinkler a... | 04/24/2012 |
| 8122969 | Low pressure, extended coverage, fire protection sprinkler 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 passagewa... | 02/28/2012 |
| 8087467 | Compact pendant sprinkler head A pendant sprinkler head includes a sprinkler body, with an orifice that forms an inlet and an outlet. A deflector is movably supported by a deflector support assembly and is movable between a retracted position wherein the deflector is adjacent the outlet and an ex... | 01/03/2012 |
| 8074725 | Residential pendent fire sprinkler A pendent type residential fire sprinkler is described. The residential fire sprinkler has a body with a K-factor of at least 6 passage coupled to a deflector assembly that distributes fluid flowing through the passage over a coverage area to perform in accordance w... | 12/13/2011 |
| 8028757 | Nozzle for extinguishing devices and the like A nozzle for extinguishing devices and the like, made of a material with a high heat conductivity coefficient and comprising at least one through opening, at least one portion of which is blocked hermetically by at least one pad made of thermoplastic material, the p... | 10/04/2011 |
| 8002046 | Apparatus for reducing the incidence of tampering with automatic fire sprinkler assemblies A fire sprinkler head anti tamper canopy discourages hanging objects from a sprinkler head, or otherwise tampering or accidentally activating a sprinkler head. The canopy encloses the projecting portion of a sprinkler head, at least around the sides of the sprinkler... | 08/23/2011 |
| 7921928 | 90 degree dry horizontal sidewall sprinkler A horizontal dry fire protection sprinkler includes a housing having a vertical segment and a horizontal segment extending generally perpendicular to the vertical segment. The vertical segment defines an inlet opening. A plug member is disposed in the inlet opening ... | 04/12/2011 |
| 7854269 | Sprinkler assembly A sprinkler assembly includes a body, a support, which extends from the body, and a closure device that releasably closes the discharge opening of the body. The sprinkler assembly further includes a trigger that releasably holds the closure device at the discharge o... | 12/21/2010 |
| 7841418 | Extended coverage horizontal sidewall sprinkler A sidewall fire protection sprinkler including a deflector having a central portion curved about a transverse axis from an output direction of the sprinkler. End portions extend along the transverse axis outwardly from the central portion. The end portions have an u... | 11/30/2010 |
| 7819201 | Upright, early suppression fast response sprinkler An upright ESFR sprinkler includes a generally tubular body, at least one frame arm, a closure assembly, an unactuated heat responsive trigger assembly and a deflector assembly with a K-factor greater than 14, and preferably 16.8. The passageway extends between inle... | 10/26/2010 |
| 7802628 | Dry sprinkler A dry sprinkler for a fire protection system. The preferred dry sprinkler has a metallic disc annulus positionable within a passageway to skew a central axis of a face of the metallic disc annulus with respect to a longitudinal axis of the dry sprinkler so that an e... | 09/28/2010 |
| 7784555 | Horizontal sidewall fire protection sprinklers A horizontal sidewall fire protection sprinkler is provided, including a deflector having a vertical face, transverse to the fluid flow from the output orifice, and a horizontal shelf positioned above and perpendicular to the vertical face. A portion of the horizont... | 08/31/2010 |
| 7735570 | Early suppression fast response fire protection sprinkler 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 h... | 06/15/2010 |
| 7735569 | Fire protection sprinkler with plastic pip cap A sprinkler assembly includes a sprinkler body having a base and a frame extending from the base. The base has a passage extending therethrough defining an inlet and an outlet. A deflector is mounted to the frame and spaced from the outlet, which is configured to de... | 06/15/2010 |
| 7730959 | Early suppression fast response fire protection sprinkler 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 h... | 06/08/2010 |
| 7721811 | High velocity low pressure emitter An emitter for atomizing and discharging a liquid entrained in a gas stream is disclosed. The emitter has a nozzle with an outlet facing a deflector surface. The nozzle discharges a gas jet against the deflector surface. The emitter has a duct with an exit orifice a... | 05/25/2010 |
| 7699116 | Anti-skipping sprinkler An anti-skipping sprinkler includes a frame defining a central longitudinal axis, the frame including a base portion defining an orifice, and first and second arms extending away from the base portion and joining at a lower end of the frame; a deflector located at t... | 04/20/2010 |
| 7658231 | Residential fire sprinkler A pendent type residential fire sprinkler is described. The residential fire sprinkler has a body with a K-factor of at least 6 passage coupled to a deflector assembly that distributes fluid flowing through the passage over a coverage area to perform in accordance w... | 02/09/2010 |
| 7624813 | Mount for covering fire sprinkler head The fire sprinkler head comprises a water supply pipe including a pipe and a joint coupling to the pipe and forming a connecting end opposite to the pipe; a mount including a cavity formed on the top thereof and adapted to receive the connecting end, a hole defined ... | 12/01/2009 |
| 7624812 | Extended coverage, storage, automatic fire protection sprinkler A pendent fire protection sprinkler for storage applications, having a body including a fluid passage and an output orifice sealed with a seal cap, two arms extending from the body and meeting at a hub, a release mechanism with a thermally-responsive element positio... | 12/01/2009 |
| 7614457 | Sprinkler head with improved flow A sprinkler head assembly includes a sprinkler head body, a frame including a pair of arms extending from the body from opposed sides of the body, and a deflector mounted to the frame spaced from the outlet opening of the sprinkler head body for deflecting fire exti... | 11/10/2009 |
| 7584802 | Low pressure, extended coverage, fire protection sprinkler 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 passagewa... | 09/08/2009 |
| 7562716 | Device for protecting premises in particular a tunnel against fire The invention concerns a device for protecting premises in particular a tunnel against fire, consisting of a circular housing open at its two ends and deisgned to be fixed in the upper part of the premises to be protected such that its median axis (XX′) is substan... | 07/21/2009 |
| 7559376 | Dry sprinkler with a diverter seal assembly A dry sprinkler is provided that includes a structure, a fluid deflecting structure, a locator, a metallic annulus and a shield. The structure defines a passageway extending along a longitudinal axis between an inlet and an outlet. The structure has a rated K-factor... | 07/14/2009 |
| 7540330 | Sprinkler cover A sprinkler head cover including an end wall and a side wall extending from and around the end wall to form a cavity therebetween. The cavity is sized for receiving a deflector and arms of a sprinkler head. The side wall is adapted for engaging the sprinkler head to... | 06/02/2009 |
| 7516800 | Dry sprinkler A dry sprinkler for a fire protection system. The preferred dry sprinkler has a metallic disc annulus positionable within a passageway to skew a central axis of a face of the metallic disc annulus with respect to a longitudinal axis of the dry sprinkler so that an e... | 04/14/2009 |
| RE40562 | Retractable telescoping fire sprinkler A retracting telescoping automatic fire sprinkler is disclosed. In a dry system, the sprinkler extends to its operating position under system pressure that is applied in response to a preaction signal. When system pressure is removed, as in after a test is completed... | 11/04/2008 |
| 7395868 | Apparatus for blocking a medium flow passage in a spray head, and spray head An apparatus for blocking a medium flow passage in a spray head has a blocking element in the passage that, when unbroken, blocks the passage of medium from a first side having a first pressure to a second side having a second pressure. A supporting element is on th... | 07/08/2008 |
| 7389827 | Nozzle assembly with blow-off cap for use in fire suppression system A discharge assembly used with a fire suppression delivery system comprises a nozzle having an outer nozzle surface and inlet and discharge ends. The inlet end receives fire suppression agent and the discharge end dispenses fire suppression agent through an orifice.... | 06/24/2008 |
| 7389824 | Fire extinguishing system An early suppression fast response fire protection system includes a sprinkler piping system with at least one sprinkler head assembly, a water supply system, and a check valve in fluid communication with the sprinkler piping system and the water supply system. An a... | 06/24/2008 |
| 7383892 | Preaction fire extinguishing system for ESFR cold storage applications An early suppression fast response fire protection system includes a sprinkler piping system with at least one sprinkler head assembly, a water supply system, and a check valve in fluid communication with the sprinkler piping system and the water supply system. An a... | 06/10/2008 |
| 7373720 | Fire sprinkler flexible piping system, bracing apparatus therefor, and method of installing a fire sprinkler A bracing apparatus for bracing a flexible pipe extending between a fire sprinkler header pipe and a sprinkler and for holding the sprinkler in a desired location, a flexible piping system having the bracing apparatus, and a method of installing a sprinkler of a spr... | 05/20/2008 |
| 7353882 | Horizontal sidewall fire protection sprinklers A horizontal sidewall fire protection sprinkler is provided, including a deflector having a vertical face, transverse to the fluid flow from the output orifice, and a horizontal shelf positioned above and perpendicular to the vertical face. A portion of the horizont... | 04/08/2008 |
| 7343980 | Enhanced protection extended coverage pendent fire protection sprinkler An enhanced protection extended coverage pendent fire protection sprinkler has a body including a fluid passage and an output orifice sealed with a seal cap, two arms extending from the body and meeting at a hub, a release mechanism with a thermally-responsive eleme... | 03/18/2008 |
| 7331399 | Fire protection sprinkler system for metal buildings A fire protection sprinkler system for metal buildings has horizontally oriented sprinkler heads mounted on water supply lines extending along each side of rafters supporting the roof of a metal building so as to provide protection for bays between adjacent rafters ... | 02/19/2008 |
| 7313973 | Flow sensor and fire detection system utilizing same In a fire sprinkler system, flow sensors are used having strain gauges mounted on supports which project into the sprinkler pipes. When water flow occurs, the supports bend, changing the strain gauge resistance and producing a signal which can be analyzed to indicat... | 01/01/2008 |
| 7314198 | Aircraft evacuation slide with thermally actuated gas relief valve An inflation valve for use with an inflatable emergency evacuation slide includes a thermally actuated gas relief valve having an exhaust port the effective size of which increases with increasing temperature. The exhaust port is metered by a valve member. The valve... | 01/01/2008 |
| 7314093 | Fast response sprinkler assembly for a fire extinguishing system A fast response residential sprinkler assembly includes a sprinkler body having a base and a frame extending from the base. The base has a passage extending therethrough defining an inlet and an outlet. A deflector is mounted to the frame and spaced from the outlet,... | 01/01/2008 |
| 7315437 | Self testing ground fault circuit interrupter (GFCI) with end of life (EOL) indicator, secondary power supply for EOL and self test circuitry, and device for opening line hot when EOL occurs A self test (ST) ground fault circuit interrupter (GFCI) provides a half wave rectifier for powering circuitry for determining and annunciating end of life (EOL) of the GFCI regardless of a shorted diode bridge or opening of a printed circuit board (PCB) trace. A fu... | 01/01/2008 |
