Abstract: A valve assembly includes a valve with a valve body and chamber. A poppet with a stem and piston is slidably engaged inside the valve body. A poppet release mechanism is included for releasing the poppet from a closed position. A mechanism cover is attached to the valve body. A safety mechanism with a pin, spring, and lever is included for preventing the poppet from moving into a fully open position. A first end of the pin extends into the chamber into a pathway of the poppet and a second end of the pin extends into the valve body of the valve. The spring is positioned between and in contact with the pin and the mechanism cover to bias the pin toward the poppet. A first end of the lever is pivotably attached to the pin and a second end of the lever extends out from the valve body.

Abstract: A valve assembly for an injection valve includes a valve body with a central longitudinal axis, the valve body having a valve body groove extending circumferentially around the valve body and being designed to take in a gasket, the valve body groove having a first wall section and a second wall section, the wall sections configured to be coupled to the gasket in a manner that the valve assembly is sealingly coupable with a cylinder head of a combustion engine, and an injection nozzle enabling a fluid flow through the valve assembly. The second wall section is arranged relative to the first wall section in axial direction away from the injection nozzle. The first wall section extends to a first radius and the second wall section extends to a second radius, and the first radius is bigger than the second radius.

Abstract: A dual channel spray gun, and method of use thereof, for fabricating nanostructures including a pharmaceutical/therapeutic agent having enhanced oral bioavailability. The nanostructures are a mixture of at least two (2) solutions/media substantially equally distributed as desired. The spray gun device uses gas pressure and/or two ultrasonicators to simultaneously prepare two solution systems for subsequent mixture and atomization. The gas pressure and frequencies of the ultrasonicators are adjustable for each channel of the spray gun. In operation, the spray gun is used to prepare microstructures that, for example, contain at least one active pharmaceutical agent in one solution system and excipients, such as coating or bioadhesives, in the other solution system. Any combination of solution systems is contemplated, such as both systems containing a pharmaceutical agent or both systems containing excipients.

Abstract: A firefighting or rescue apparatus includes an extendable crosslay hose bed which facilitates access to the crosslay bed for loading and pulling flexible fire hose. The bed is mounted to a frame, generally behind the cab of the apparatus, which can be a fire truck. The bed includes a moveable tray extending laterally, across a width of the truck. The tray can be oriented generally perpendicular to a longitudinal axis of the truck as well. The tray and/or an optional underlying support frame can be coupled to a power unit adapted to extend and retract the support frame and moveable tray from stored position to a deployed position. A control can be in communication with the power unit and operable by a user to control movement of the tray from the stored position to the deployed position.

Abstract: An improved spray apparatus designed to optimize the pattern of the texture material and the performance of the spray apparatus to look and perform similar to a hopper texture gun or texture spray rig used by professionals. The spray apparatus, has a housing defining a cavity. A transfer wheel is rotatably mounted to the housing, the transfer wheel having a hub defining a hub axis, and a plurality of transfer flaps. A propeller is rotatably mounted to the housing and positioned above the transfer wheel, the propeller having a spindle and a plurality of fins. A firing pin is attached to the housing above the propeller. An actuator is mounted to the housing to cause the propeller to rotate. A gate may be provided to control the flow of the material to the transfer wheel.

Abstract: An oil nozzle assembly includes a nozzle body and a nozzle insert. The nozzle body includes a main portion, a tip portion, a collar, and a lip. The tip portion is connected to the main portion. The collar is positioned at an interface between the main portion and the tip portion. The lip extends radially outward from the tip portion and includes an outer diameter. The nozzle insert includes a sleeve, an endwall connected to the sleeve, an orifice, and a retention element. The orifice is disposed in the endwall and is fluidly connected to the tip portion of the nozzle body. The retention element extends radially inward from the sleeve. A portion of the retention element includes an inner diameter that is less than the outer diameter of the lip.

Abstract: An electrostatic atomizer (100) includes a spray electrode (1), a reference electrode (2), a control circuit (24) for controlling a value of a current at the reference electrode (2), and a high-voltage generator (22) for applying a voltage between the spray electrode (1) and the reference electrode (2). The control circuit (24) controls the value of the current at the reference electrode (2) so that the value of this current can be higher than a spray current corresponding to a prescribed spray amount of a substance.

Abstract: A vortex ring producing gun includes a body defining a first interior volume. The vortex ring producing gun includes a movable nozzle coupled with the body, comprising at least one nozzle opening, and defining a second interior volume. The vortex ring producing gun includes one or more conduits providing fluid communication between said first interior volume and said second interior volume. The vortex ring producing gun includes an energy storage element configured to bias the movable nozzle in a first direction. The vortex ring producing gun includes a latching key configured to hold the movable nozzle in a retained position against the bias from the energy storage element. The vortex ring producing gun includes a movable cocking/firing element configured to interact with the body, the energy storage element, the latching key, and the movable nozzle to selectively cock or fire the vortex ring-producing gun.

Abstract: Systems and methods for determining the accuracy of a foam addition system on a firefighting vehicle are disclosed. The methods may include measuring the amount of a test water stream flowing through a foam metering device.

Abstract: A dispenser for dispensing liquid material while attenuating the liquid material or controlling the pattern of the liquid material with process air has a plurality of process air passages for providing process air to one or more liquid dispensing modules or nozzles. The flow rate of process air provided to one or more of the modules or nozzles may be separately controlled to be different from the flow rate provided to other modules or nozzles on the dispenser. Accordingly, the flow rate provided to each module or nozzle can be optimized to accommodate a particular dispensing nozzle or die.

Abstract: The spray head for a pre-rinse assembly includes a discharge cover having a plurality of ports for discharging water and a diffuser within discharge cover having a circumferential wall with at least one slot for directing a jet of water onto the fins of a rotatable impeller within the diffuser. The impeller has a plurality of tabs disposed relative to the ports whereby a respective tab momentarily covers a respective port to prevent passage of water therethrough during rotation of said impeller thereby effecting a pulsating stream of water through a respective port.

Abstract: A vehicle includes a pane of glass and a flush mount washer assembly. The flush mount washer assembly includes a panel, and the panel includes an outer surface and an inner surface. The panel defines an aperture through the outer and inner surfaces. The assembly further includes a mount coupled to the inner surface of the panel. The assembly also includes a nozzle secured to the mount. The nozzle includes a show surface substantially aligning with the aperture and positioned such that the show surface does not extend beyond the outer surface of the panel to create a flush exterior appearance of the panel.

Abstract: A method for performing arc welding includes steps of: preparing two work pieces each having fused portion, being butted against one another; preparing a welding electrode which is a non-consumable type electrode used for performing arc welding to the two work pieces, the welding electrode being disposed to face the two work pieces; applying welding current to the welding electrode so as to have the two work pieces welded; and performing a current changing step to change an amount of the welding current to be decreased so as to have a fused portion of at least one of the two work pieces move toward the other work piece for adhesion to the fused portion of the other work piece or for adhesion to the other work piece itself.

Abstract: The telescopic paint pole system is an extensible spray painting system that is adapted for use in painting raised surfaces without the use of a supporting structure such as a ladder. The telescopic paint pole system comprises a telescopic shaft, a paint pump system, and a spray head. The paint pump system is integrated into the telescopic shaft. The spray head is attached to the paint pump system. The spray head is detachable and replaceable. The length of the telescopic shaft is adjustable which allows for adjustment of the height the telescopic paint pole system can reach.

Abstract: A surface cleaner and method of operation are provided wherein the surface cleaner may include a rotatable nozzle assembly with one or more nozzles which may expel water onto a target surface to be cleaned.

Abstract: A device for generating a scented mist of an atomized liquid fragrance oil includes an atomizer complex, a reservoir assembly, a drainage tube, and a vacuum tube. The atomizer complex can atomize the liquid fragrance oil into a scented mist and deliver the scented mist to air outside of the atomizer complex, where the liquid fragrance oil the fragrance oil that is not atomized into the scented mist delivered to the air outside of the atomizer complex includes collected oil that is collected and drained to a reservoir assembly. A drainage tube extends from a bottom area of the atomizer complex into the liquid fragrance oil. The device can filter the liquid fragrance oil in the reservoir assembly and the collected oil from the atomizer complex that drained down the drainage tube. The vacuum tube can suction the filtered liquid fragrance oil and the collected oil into the atomizer complex for atomization.

Abstract: A device for suppressing and/or extinguishing a fire associated with a container may include a housing defining a hollow sleeve and a column configured to be received within the hollow sleeve. The column may define a first chamber, a second chamber, at least one aperture, and a piercing end configured to pierce a barrier. The first chamber may be configured to receive an expansion agent, and the second chamber may be configured to receive a fire extinguishing agent. The device may be configured such that upon activation of the expansion agent, the column extends from the housing so as to enable the piercing end to penetrate the container and to enable the fire extinguishing agent to be delivered into an interior of the container via the at least one aperture.

Abstract: The invention relates to a sanitary component, namely a stream regulator or stream former for flowing fluid media, consisting of property-defining components in a sandwich-like arrangement in the direction of flow which comprise at least one screen attachment, one diffuser plate assembly as well as a shell body having segments of stream-forming openings extending across its cross-sectional surface. The property-defining components are exchangeable and combinable so as to realize adaptability to different user and user requirements. A locking means is provided e.g. on the inner circumference of the shell body for this purpose as is a corresponding counter-locking means on the outer circumference of the diffuser plate assembly. The diffuser plate assembly exhibits, at least on its exterior, a flow rate class-specifying optical code and the shell body exhibits a stream type-specifying, namely laminar or aerated, optical code.

Abstract: A gardening water spray gun may include a barrel portion and a handle, and a water control chamber laterally penetrates through the water spray gun. A water control valve pivotally secured inside the water control chamber is controlled by an operating unit. The water control valve is a circular shaft which has an upper arc edge and a lower arc edge, and a central portion of the lower arc edge comprises a through hole which penetrates through the water control valve from a side to another. Moreover, a recess formed at an end of the through hole is located close to the upper arc edge, and with the communication between the through hole and the recess, the water spray gun is configured to allow more water to flow through and to provide a large amount of spraying water at one time.

Abstract: A system for reducing oxygen in a target room, particularly for the purpose of controlling or preventing fire, wherein the system comprises an enclosed buffer space which is fluidly connectable or connected to the target room for the as-needed introduction of at least a portion of the room air of the buffer space into the target room. The system moreover comprises an oxygen-reducing mechanism allocated to the buffer space for setting and maintaining a reduced oxygen content in the spatial atmosphere of the buffer space compared to the normal earth atmosphere such that the oxygen content in the spatial atmosphere of the buffer space is lower than the oxygen content in the spatial atmosphere of the target room. The system moreover comprises a mechanism for introducing room air from the buffer space into the target room as needed.