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| Number | Title | Issue Date |
| 7997348 | Foam proportioning system with low-end controller Embodiments of the invention provide a foam proportioning system. The foam proportioning system can include a foam pump, at least one foam line, a divert, and at least one controller. The divert can direct a portion of a flow of a liquid foam concentrate downstream ... | 08/16/2011 |
| 7712542 | Fire suppression system A fire suppressant system having a pipe system, spray nozzles connected to the pipe system and a control system for selectively charging the pipe system with foam. The control system includes a pilot line for generating a signal based upon sensing an environmental p... | 05/11/2010 |
| 7357192 | Automotive fire suppression system with binary fire suppression agent An onboard fire suppression system for an automotive vehicle includes a reservoir structured for mounting to a vehicle. A primary component of a binary fire suppression agent is contained within the reservoir. A secondary component of the binary fire suppression age... | 04/15/2008 |
| 7337857 | Extinguishing or watering system and admixing system therefor including method associated therewith In order to refine an admixing system (100) for admixing at least one extinguishing agent additive (32) to at least one extinguishing agent (22), having at least one extinguishing agent additive pump (34p1, 34p2, 3... | 03/04/2008 |
| 7318483 | Fire fighting foam injection system with auto-start feature A fire fighting vehicle of the type having a system for introducing a liquid foam concentrate into a water delivery hose so that the percentage concentration of foamant in the mixture remains at a predetermined set value irrespective of variations in the water flow ... | 01/15/2008 |
| 7306045 | Multi-stage fluid power turbine for a fire extinguisher A multi-stage fluid power turbine having application as a fire extinguisher to be ideally carried by a fire truck (e.g., a tanker or a pumper) so as to fight outdoor fires. An impeller and a propeller are located at one end of the fire extinguisher, and a fan is loc... | 12/11/2007 |
| 7303156 | Generation and usage of microbubbles as a blood oxygenator A micro-nozzle for generating micro-bubbles. The micro-nozzle includes a liquid inlet forming a liquid path, a gas inlet, and a constricting wall positioned in the liquid path and shaped to abruptly constrict said liquid path to a width of less than approximately 20... | 12/04/2007 |
| 7284381 | Heat exhaustion evaporative cooling A method and system for relief of heat exhaustion symptoms through evaporative and conductive cooling is provided, and, more particularly, involves a rapidly deployable mobile fogging system suitably designed for relief of heat exhaustion symptoms, including a mobil... | 10/23/2007 |
| 7249617 | Vehicle mounted compressed air distribution system A pressurized gas system controls a gas flow from one or more gas pressure storage vessels by means of an electronically controlled electro-mechanical shut-off valve located in close proximity to each of the vessels. The shut-off valves are electrically wired to act... | 07/31/2007 |
| 7223351 | Fire extinguishing mixtures, methods and systems Fire extinguishing mixtures, systems and methods are provided. The fire extinguishing mixtures can include one or more extinguishing compounds, such as, for example, one or more of fluorocarbons, fluoroethers, and fluorocarbons. The fire extinguishing mixtures can a... | 05/29/2007 |
| 7216721 | Fire extinguisher unit A fire extinguisher unit that can be grasped and operated with a single hand. The unit includes a single-hand fire extinguisher and a holder for releasably supporting the fire extinguisher on a vertical surface. The fire extinguisher has a cylindrical canister housi... | 05/15/2007 |
| 7216722 | Fire extinguishing mixtures, methods and systems Fire extinguishing mixtures, systems and methods are provided. The fire extinguishing mixtures can include one or more extinguishing compounds, such as, for example, one or more of fluorocarbons, fluoroethers, and fluorocarbons. The fire extinguishing mixtures can a... | 05/15/2007 |
| 7207501 | Systems and methods for generating high volumes of foam Systems and methods for high volume, low pressure foam generation are provided that have a wide range of applications, particularly in fire fighting and fire prevention fields. The foam may be effectively delivered to targets that have heretofore been difficult, if ... | 04/24/2007 |
| 7207391 | Selectable fixed flow large scale fire fighting nozzle with selectable additive proportioning and light weight cost effective construction An industrial scale fire fighting nozzle and method, the nozzle having a selectively adjustable discharge gap and providing for gap coordinated, independently selectable additive proportioning ratio selection, the method including discharging fire fighting fluid at ... | 04/24/2007 |
| 7195181 | Disc for moving slide valve The invention is an improvement in a disc and a handle for the receiver section of a fire fighting nozzle. Together, this disc and handle facilitate the opening and closing of a fire nozzle assembly, for permitting and preventing, respectively, the discharge of fire... | 03/27/2007 |
| 7185829 | Method in a spray head, and spray head A method for producing a mist in a spray head (1), especially for fire-fighting purposes or for humidification of intake air, in which method a medium, preferably an extinguishing medium, is supplied under pressure into the chamber (2) of the spray hea... | 03/06/2007 |
| 7162332 | Turret deployment system and method for a fire fighting vehicle A turret control system and method for a fire fighting vehicle is disclosed. The turret control system includes one or more control modules, such as an envelope control module, turret targeting module, a turret pan module, a turret deploy module, a turret store modu... | 01/09/2007 |
| 7153446 | Fire and explosion suppression A fire or explosion suppression system comprises a source (30) of a liquid suppressant under pressure, and a source (32) of an inert gas under pressure. The liquid suppressant is a chemical substance having a low environmental impact, with a short atmo... | 12/26/2006 |
| 7127331 | Turret operator interface system and method for a fire fighting vehicle A turret control system includes one or more control modules, such as an envelope control module, turret targeting module, a turret pan module, a turret deploy module, a turret store module. The preferred turret control system also provides improved turret control f... | 10/24/2006 |
| 7104334 | Deployable automatic foaming fire protection system A deployable automatic foam fire suppressant system comprising a pump module having at least one pump coupled to a foam material source, the at least one pump comprising a pump suction component for the supply of water, and a supply module configured for coupling to... | 09/12/2006 |
| 7096965 | Method and apparatus for fighting fires in confined areas The method of the invention comprises the steps of proportioning a foam concentrate into a non-flammable liquid to form a foam concentrate/liquid mixture and creating a flowing stream of the foam concentrate/liquid mixture. Nitrogen is introduced to the stream of th... | 08/29/2006 |
| 7080694 | Method and system for testing foam-water fire protection systems A test system (10) for testing a fire suppression system (100) for a determination of a flow ratio of at least two different constituents (2, 4) where the fire suppression system (100) is of a type that mixes the flow of the at least two ... | 07/25/2006 |
| 7070002 | Fire extinguishing method and apparatus Fire extinguishing method, especially for spaces intended for the storage of aircraft, such as hangars, in which method a fire extinguishing medium, especially a liquid mist, is sprayed via at least one first nozzle (2) in the area, seen in a vertical directi... | 07/04/2006 |
| 7048207 | Fire fighting nozzle and method including pressure regulation, chemical and eduction features A fire fighting nozzle for extinguishing industrial scale fires including improved automatic pressure regulating features, enhanced educting features including central and peripheral channeling for foam concentrate, and combining with a capacity to throw dry chemica... | 05/23/2006 |
| 7021391 | Portable fire fighting system and extinguisher apparatus and method A portable fire extinguisher comprising a blower tube assembly that includes an outer tube with an inner mixing chamber disposed “upstream” from an adjacent outlet port that provides a passage to direct a discharge flow of mixed air and fire retardant out of the... | 04/04/2006 |
| 6991041 | Compressed air foam pumping system A compressed air foam system for use in extinguishing fire includes a conduit, a water flow sensor, a foam proportioning apparatus, an air conduit, an air flow sensor, an air flow control valve and a system controller. The water flow sensor is configured to sense a ... | 01/31/2006 |
| 6988558 | Fire extinguishing method by gas and extinguishing device A method of fire extinguishment with a gas, characterized by extinguishing a fire by ejecting at least one gaseous fire-extinguishing agent selected from the group consisting of argon, nitrogen, and carbon dioxide using a foam, powder, or water as a carrier. ... | 01/24/2006 |
| 6973975 | Universal transportable compressed air foam fire fighting system A compressed air/foam fire fighting system which is sufficiently compact to be carried on the bed of a pick-up truck includes a water tank, a pump for providing water at substantial pressure to a water conduit, an engine for driving the pump, a foam reservoir includ... | 12/13/2005 |
| 6913166 | Apparatus for dispensing liquids and solids A system for metering and dispensing single and plural component liquids and solids as described herein. The dispensing system has a microprocessor-based control system and progressive cavity pumps which provide a very accurate control of component ratios, shot size... | 07/05/2005 |
| 6907690 | Environmentally friendly insect eradication method and apparatus An environmentally friendly insect eradication method and apparatus for removing invasive insects from tunnels bored through and within trees and other similarly composed structures by providing a canister containing a pressurized, non-flammable, non-ozone depleting... | 06/21/2005 |
| 6889773 | Fire fighting adapter for converting a conventional back pack blower into a water and foam fire fighter A fire fighting adapter that converts a conventional back pack blower, which has a discharge tube with a free end through which blown air is provided, into a water and foam fire fighter. The adapter includes a housing and a diffuser unit. The housing attaches to, an... | 05/10/2005 |
| 6886639 | High flow foam system for fire fighting applications A fire-fighting system in which multiple water discharge lines each have associated with them a foam concentrate delivery line where each of the foam concentrate delivery lines are supplied from a foam concentrate tank by way of a positive displacement pump having t... | 05/03/2005 |
| 6786286 | Fire combating system and method A reservoir of super absorbent polymers which can be independently pressurized, remotely stored and a supply of water which is admixed with the SAP at a point closely adjacent of an adjustable nozzle. In one embodiment the system involves a home unit with a portable... | 09/07/2004 |
| 6766863 | Fire fighting foam injection system with auto-start feature A fire fighting vehicle of the type having a system for introducing a liquid foam concentrate into a water delivery hose so that the percentage concentration of foamant in the mixture remains at a predetermined set value irrespective of variations in the water flow ... | 07/27/2004 |
| 6749027 | Fire fighting nozzle and method including pressure regulation, chemical and education features A fire fighting nozzle for extinguishing industrial scale fires including improved automatic pressure regulating features, enhanced educting features having central (110) and peripheral channeling (94) for foam concentrate, combined with a capacity to ... | 06/15/2004 |
| 6733004 | Apparatus for generating foam Foam for suppressing fires is formed by mixing together a constant stream of compressed air and water from a pump at a controlled rate with a quantity of a foaming agent from a foaming agent supply proportional to the rate of flow of water so as to be incorporated t... | 05/11/2004 |
| 6725940 | Foam additive supply system for rescue and fire fighting vehicles A system for supplying a pre-determined ratio of liquid foam concentrate and water to a mixing device immediately upstream from a fire fighting nozzle. The system is electronically balanced by measuring pressure from a plurality of pressure signal sensors and transm... | 04/27/2004 |
| 6719065 | Fire fighting apparatus with spray bar A fire fighting apparatus comprising a container with two tanks therein, one holding a quantity of water and another holding a quantity of foaming agent, a pump operated by a gasoline engine, several hoses for directing a water/foam mixture at a fire and for refilli... | 04/13/2004 |
| 6684959 | Foam concentrate proportioning system and methods for rescue and fire fighting vehicles A system and method of maintaining a desired additive to water ration in a fire-fighting system including a water flow sensor configured to measure the water flow rate, a water pump, a hydraulic pump, a linear hydraulic cylinder driven by the hydraulic pu... | 02/03/2004 |
| 6659187 | Self metering foam proportioning system A fire fighting fluid proportioning system and method including a fire fighting fluid conduit in fluid communication with a fire fighting fluid regulating valve and a venturi, the venturi in fluid communication with a valve source of fire fighting foam co... | 12/09/2003 |
