Abstract: A fluid cartridge for a plural component sprayer is configured to receive first and second component materials and purge air from the sprayer and provide the first and second component materials and purge air to a mix chamber for spraying. The fluid cartridge includes a cartridge body, material flowpaths extending from a second end to a cartridge bore, and a purge path extending from the second end to the cartridge bore. Fluid checks are disposed in the material flowpaths and purge path to prevent backflow out of the fluid cartridge. Side seals are disposed in the material paths and are pre-loaded to extend into the cartridge bore and engage a mix chamber within the cartridge bore.

Abstract: A fuel injection valve includes a valve body, a fixed core, a movable core, a spring and a cup. The movable core has a first core contact surface which contacts the valve body when the movable core is moved by a predetermined distance away from a nozzle hole, and a second core contact surface which contacts the cup when the movable core is moved away from the nozzle hole. The movable core, the cup and the valve body form a fuel storage chamber which is surrounded by the movable core, the cup and the valve body to accumulate fuel. The first core contact surface is located inside the fuel storage chamber. The first core contact surface and the second core contact surface have a communication groove through which the inside and the outside of the fuel storage chamber communicate with each other.

Abstract: The invention relates to a dispenser 20 for the spray delivery of a preparation 18. The dispenser comprises: a reservoir 22 suitable for containing the preparation 18, a mechanical pump 24, a load chamber 26, a nozzle 28 having a delivery axis, and a delivery cone 30 having an axis. The mechanical pump is able, whenever operated: to take a predetermined amount of preparation from the reservoir, to supply said amount of preparation to the load chamber upstream of the nozzle, and to create a delivery pressure in the load chamber. The nozzle is able to deliver said amount of preparation in the form of an aerosol spray 180. The dispenser according to the invention is characterized in that the delivery cone comprises, in the proximity of the nozzle, at least one through-hole 320 suitable for putting the inside of the delivery cone into communication with the surrounding environment.

Abstract: A fluid dispersion system and method used for spraying large areas with near-monodispersed, aerosolized fluid droplets. More specifically, the system creates and distributes a cloud of near-monodispersed droplets of fluid by pumping pressurized air and fluid through fluid dispersion machinery and into, and out of, a fluid dispersion nozzle. The fluid dispersion machinery is a combustion engine-driven air compressor system that includes an engine, radiator, fuel tank, fluid tank, fluid piping system, fluid pump, air compressor, air compression intake, one or more fluid dispersal nozzles, air ducting, clutch, and control system. The method of fluid dispersion is implemented at night during a nighttime air inversion when there is a temperature difference between the temperature of air at the top of an object and the temperature of air near the ground surface.

Abstract: A shower jet outlet device and a shower head equipped therewith have a jet disk with at least one jet disk opening and a jet outlet element disposed in the jet disk opening. The jet outlet element is pot-shaped with an outlet-side bottom, a side wall and a hollow chamber delimited by the bottom and the side wall. The bottom faces in the jet outlet direction and includes fine jet openings. The bottom and the side wall are made of an elastic material and the jet outlet element is configured to deform by bulging of its bottom and/or its side wall, in response to fluid pressure in the hollow chamber when operating.

Abstract: The embodiment of an aerial fire suppression system comprising of a water tank (104) clamped to a transport unit (100), and a snorkel (108) connected to the water tank (104) for pumping water. A straight boom lift (200) is mounted to the transport unit (100). The straight boom lift (200) has a tower boom (206) that can pivot downward from the transport unit (100). The tower boom (206) has extension booms (208, 210, 212, 214) attached to it that can extend to and fro. The inner most extension boom (214) has a main boom (218) mounted to it. The main boom (218) can pivot about the extension boom (214). Each end of the main boom (218) has a water cannon (230) mounted on it. The water cannon (230) consists of a monitor (232) that rotates about and a pivotal fire nozzle (234). The water cannons have the capacity to blast water or a product on a natural disaster. The technique enables the main boom (218) and water cannons (230) to maneuver and pivot within close proximity of a fire.

Abstract: A paint sprayer including a base and a plurality of components mounted on the base, including a gun mounted on the base, a head mounted on the gun and a nozzle mounted on the head, wherein the paint sprayer further includes at least one sensor.

Abstract: Disclosed is a volatile liquid dispensing system that includes a dispenser and a refill unit. The dispenser is mounted on a predefined surface. The dispenser includes a front cover and a rear cover. The refill unit is removably secured inside the dispenser thereby maintaining a predefined gap therebetween. The refill unit includes a refill cover. The refill cover includes a fragrance reservoir and a collection device enclosed therein. The fragrance reservoir is formed by a gas shell and a fragrance shell. The fragrance reservoir is positioned in a predefined orientation with respect to the mounting surface. The collection device is positioned adjacent to the fragrance reservoir such that a predefined gap is maintained therebetween. The collection device is enclosed in the refill cover such that a predefined gap is maintained therebetween thereby allowing evaporation of the volatile liquid from all sides of the collection device.

Abstract: A communication system includes a first radio frequency identification (RFID) device coupled to a sensor that monitors a fire condition and a second RFID device. The first RFID device includes at least one first antenna that receives a fire detection signal from the sensor, and a processing circuit that causes the at least one first antenna to transmit a radio frequency (RF) signal corresponding to the fire detection signal through an internal volume of a pipe coupled to a fluid source. The second RFID device includes at least one second antenna that receives the RF signal through the internal volume of the pipe. The second RFID device controls operation of a fluid distribution device responsive to receiving the indication of the fire detection signal.

Abstract: An applicator head for a vacuum coating system includes a manifold shell having opposing shell plates, each including a conduit attachment coupled to a shell aperture. An applicator manifold is affixed to each shell plate. Each applicator manifold includes two coupled manifold plates, with one including a manifold aperture, and each is affixed to the respective shell plate so that each manifold aperture aligns with the respective shell aperture. An applicator channel is formed between the manifold plates of each applicator manifold, and the applicator channel is fluidically coupled to the manifold aperture of each respective applicator manifold. Each applicator channel forms an applicator port at a leading edge of each respective applicator manifold, and each leading edge is configured to be complementary in shape to an edge of a workpiece to be coated. First and second face plates are disposed over the leading edges of the applicator manifolds.

Abstract: Sectional fire protection systems and methods for the protection of an attic space are provided. A fluid control thermal detection device is located above a ceiling base within a spherical radial distance proximate a peak region of the attic space. An open fluid distribution device is disposed between the roof deck and the ceiling base and connected to the fluid control thermal detection device for receipt of firefighting fluid from the fluid control thermal detection device.

Abstract: A fire suppression apparatus for fighting fires from a vehicle configured for flight is disclosed, comprising a foam and water held in separate containers aboard the vehicle that when mixed forms a fire retardant, a pump driven by an electric motor to pressurize the fire retardant, the pump including an air induction valve where air is drawn into a suction end of the pump and pressurized together with the fire retardant, and an aimable boom connected to the pump by a conduit, the boom including a nozzle on a distal end of the boom from which the pressurized fire retardant and air is dispensed toward a target.

Abstract: An aerosol delivery system has a nebulizer and a humidifier providing a gas flow to the nebulizer. A controller varies humidity level of the gas flow to the nebulizer so that if the nebulizer is not operating it has about 100% humidity and it is operating the value is less to allow for the humidification effect of the nebulizer. The control may be achieved by dynamically varying proportions of flow through a dry branch and a humidification branch.

Abstract: Firefighting gas releasing apparatuses may include a trigger housing. A containment shell having a plurality of interfaceable shell sections may be carried by the trigger housing. The shell sections may be positional in a closed shell configuration and an open shell configuration. A shell interior may be formed by the shell sections in the closed shell configuration of the containment shell. The shell interior may be configured to contain a supply of at least one fire-suppressing gas. A plurality of shell retention members may removably engage the shell sections. A shell retention strap may releasably engage the shell retention members. The shell retention strap and the shell retention members may retain the shell sections in the closed shell configuration of the containment shell. A retainer piston may be disposed in the trigger housing.

Abstract: Spray gun reservoir components are disclosed. The spray gun reservoir component includes a liquid outlet and an outer face, and defines a centerline plane and an attachment plane. The liquid outlet surrounds a longitudinal axis. The outer face extends away from the liquid outlet. The centerline plane passes through the longitudinal axis. The attachment plane is defined orthogonally to the longitudinal axis and the centerline plane. The outer face further comprises a retention feature extending away from the centerline plane and generally parallel to the attachment plane. In some embodiments, the spray gun reservoir component further comprises a bearing surface formed on the outer face along the attachment plane to engage with a corresponding bearing surface on a liquid spray gun attachment point, with the bearing surface comprising the retention feature.

Abstract: A device for dispensing liquid onto a target area of a vehicle surface is described, and includes a mixing valve that is in communication with a pressurized fluidic supply system via a fluidic distribution system, and a controller. The mixing valve includes an outlet orifice that is disposed proximal to the target area, and the mixing valve includes first and second valve conduits that are fluidly connected to the outlet orifice via a mixing portion. The first valve conduit includes a first control valve, and the second valve conduit includes a second control valve. The fluidic distribution system includes a first fluidic conduit and a second fluidic conduit. The controller is operatively connected to the fluidic supply system, and the first and second control valves.

Abstract: A fire suppression sprinkler has a deflector with two slots aligned with the deflector support arms. The two slots extend from opposite sides of a periphery of the deflector along a common line which passes though the sprinkler's flow axis. The two slots extend to a point which underlies the sprinkler's nose at the ends of the support arms to which the deflector is attached. Other slots extend from the periphery of the deflector along lines which do not pass through the sprinkler flow axis. The other slots extend to points in spaced relation to the nose. Regions of the deflector periphery surrounding the first and second slots are closer to the flow axis than other regions of the periphery. The area of each of the first and second slots is greater than the area of any other slot in the deflector plate.

Abstract: A dry sprinkler is provided that includes a conduit with a fluid inlet and a fluid outlet, a valve positioned near the fluid inlet and a fire sprinkler head that is positioned near the fluid outlet. The fire sprinkler head is operably connected to the valve by a tie. When the fire sprinkler head reacts to an elevated temperature condition, the tie is engaged and is operable to open the valve. In a normal state, before the fire sprinkler head reacts, the tie can be unbiased toward the fire sprinkler head. The tie can also be non-rigid and/or in a non-compressed state within the conduit. The conduit of the dry sprinkler can be flexible.

Abstract: In one embodiment, a remote monitoring system for a fluid applicator system is disclosed. The fluid applicator system is disposed to heat and pump spray fluid, and to transmit reports including sensed temperatures, pressures, and other operational parameters of the fluid applicator system via a wireless network. The remote monitoring system comprises a data storage server, and an end user interface. The data storage server is configured to receive and archive the reports. The end user interface is configured to provide a graphical user interface based on the reports. The graphical user interface illustrates a status of the fluid handling system, sensed and commanded temperatures of the fluid handling system, sensed and commanded pressures of the fluid handling system, and usage statistics of the fluid handling system.

Abstract: A shower device including a housing and a spray engine. The housing defines an inlet for a water supply. The spray engine includes an elastomeric layer providing a spray face and defining an outlet, a support layer having a first surface engaging the elastomeric layer and an opposite, second surface, the support layer defining a plurality of openings between the first surface and the second surface, material of the elastomeric layer extending axially through each of the plurality of openings to the second surface and radially over a portion of the second surface in a plurality of separate and individual flanges, the flanges providing an integrated seal on the second surface of the support layer. The elastomeric layer forms a continuous elastic coating covering the outer surfaces of the front and sides of the spray face and extending from the spray face through the openings to the second surface.