Abstract: An apparatus includes an intake assembly, the intake assembly including a connector, the connector configured for coupling to a pressurized liquid source. The apparatus also includes a chemical storage assembly. The chemical storage assembly is coupled to at least one outlet of the intake assembly. The chemical storage assembly is configured for at least one of (a) storing a chemical or (b) mixing a chemical with a liquid from the pressurized liquid source. The apparatus further includes an outlet assembly. The outlet assembly includes a first outlet configured for expelling pressurized liquid from the pressurized liquid source in a first direction. The outlet assembly also includes a second outlet or a nozzle for expelling the chemical, the chemical mixed with the liquid, a chemical agent, or a foam mixture in a second direction.

Abstract: A wet pipe fire protection sprinkler system and method of operating a wet pipe fire sprinkler system includes providing a sprinkler system having a pipe network, a source of water for the pipe network, at least one sprinkler head connected with the pipe network and a drain valve for draining the pipe network. An inert gas source, such as a nitrogen gas source, is connected with the pipe network. Inert gas is supplied from the inert gas source to the pipe network. Water is supplied to the pipe network thereby substantially filling the pipe network with water and compressing the inert gas in the pipe network.

Abstract: The invention relates to a hose end sprayer configured for connecting to a hose and at least one container. The hose end sprayer includes a main housing sub-assembly having a main housing bore, a flow tube assembly and a nozzle. The flow tube assembly is disposed within the main housing bore and slideably displaceable relative thereto between a first position allowing delivery of neither of the first substance and the second substance through the main bore outlet, and a second position allowing delivery of a mixture of the first and second substances through the main bore outlet. The nozzle includes an interference member configured to selectively interfere with the downstream end of the flow tube assembly when the flow tube assembly is in the second position.

Abstract: A shower assembly. The assembly may include a shower device including a device housing defining an inlet communicating with an inlet chamber, an outlet and a waterway communicating between the inlet chamber and the outlet, the device housing further defining a receptacle having a closed end and an open end, the inlet chamber being behind the closed end, the waterway extending along the receptacle from the closed end toward the open end; and a second device supportable in the receptacle. The outlet may define an outlet plane, and the second device may include a housing providing an outlet, the outlet being one of aligned with and positioned forwardly of the outlet plane when the speaker is supported in the receptacle. The assembly may further include a magnetic connecting structure operable to releasably connect the second device and the shower device.

Abstract: Provided are an energy storage system (ESS) capable of increasing precision of a fire control system to accurately determine and extinguish a fire, and a fire control method of the ESS. The ESS according to the present disclosure includes a container, a heating, ventilation and air conditioning (HVAC) system, and a fire control system, wherein the fire control system includes a fire extinguisher and a control panel, a smoke detector, a heat detector, and a flame detector mounted in the container, and a duct smoke detector mounted in a duct of the HVAC system, and wherein the control panel has a mode for operating the fire extinguisher when all of the smoke detector, the heat detector, and the flame detector detect a fire, a mode for operating the fire extinguisher when the duct smoke detector detects a fire, and a mode for operating the fire extinguisher when a manipulation button is operated.

Abstract: A temperature-sensing and automatic on and off extinguishing device includes: a valve body (1), a sealing auxiliary member (2), a sealing pad (3), a magnetic ring (4), a lower magnetic ring sleeve (5), an upper magnetic ring sleeve(6), a first temperature-sensing element (7), a bi-directional spacer (8), a large reset spring (9), a valve cover (17), a second temperature-sensing element (13), an actuating sleeve (12), a small reset spring (14), a connecting element (10), a sealing sleeve (18), a screw (11), a magnetic core rod (21) and a sealing cap (22). When a fire occurs, the first temperature-sensing element (7), affected by the rise of the surrounding environmental temperature, pushes the bi-directional spacer (8) to move upward.

Abstract: Proximity triggered water fountains may have proximity sensors configured to detect target(s), a processing unit communicably coupled to proximity sensors configured to transfer data related to the target(s) to the processing unit, nozzles and nozzle controllers, and collectors configured to receive water projected from the nozzles. The nozzle controllers may be controlled based on data received from the sensors. The nozzle controllers may be coupled to the nozzles of a water circulation system configured to adjust a water projection angle from the nozzles with respect to the ground. The water circulation system may use tank(s), pump(s), and supply and return line(s), with the nozzles, tank(s), pump(s), and supply and return line(s), being in fluid communication. The nozzles and collectors may be displaced a horizontal distance from each other such that outlets of the nozzles are not vertically above the collectors.

Abstract: The sprayer includes a sprayer housing defining a chamber, and a cylinder within the chamber. The cylinder defines more than one discharge tube positioned in a longitudinal direction within the sprayer housing, the cylinder being selectively rotatable within the chamber. More than one suction tube extends from a lower portion of the sprayer housing. The more than one suction tube is in selective fluid communication with the more than one discharge tube of the cylinder, as the cylinder is rotated within the chamber. The foam sprayer attachment includes a major body defining a discharge channel and a screen traversing the discharge channel. The major body includes a base with a connecting structure that is a raised lip or a cut-out area that conforms the base to a raised ridge on a discharge connection of the sprayer. The connecting structure includes a pair of non-raised lips bracketing each connecting structure.

Abstract: An improved protective housing assembly for a pop-up type in-ground sprinkler incorporates one or more spacer disks, configured for being seated beneath a sprinkler support housing body flange, extend(s) outwardly to effectively prevent grass and other ground cover from extending over the in-ground pop-up sprinkler. An optional unitary porous filter disk body may be provided sized, shaped and otherwise configured for being snugly received within the sprinkler support housing interior space, and includes a central opening for snugly receiving the sprinkler main body therethrough, such that the porous structure of the filter disk body enables passage of water therethrough while preventing passage of solid debris into the bottom of the sprinkler support housing body.

Abstract: A combination shower includes: a head shower and a hand-held shower; the head shower has a connecting component that forms a removable fit with the hand-held shower. it also includes a water sealing component and a trigger component which are linked to each other, and the water sealing component is set in the head shower waterway; when the hand-held shower is separated from the head shower, the sealing component is in the first position in the head shower waterway, so that the flow volume of the head shower waterway is smaller or closed; when the hand-held shower is connected with the connecting component, the trigger component is driven by external force to drive the sealing component to move to the second position in the head shower waterway, so that the flow volume of the head shower waterway is enlarged or opened.

Abstract: A wet piping system modular valve assembly includes a single piece valve body with a check valve within the valve body. The check valve is movable between a closed position and an open position according to a pressure differential across the check valve. A drain valve is removably mounted to the valve body and fluidly connected with the valve body downstream of the check valve. A mechanically independent flow detection switch is removably mounted to the valve body and fluidly connected with the valve body upstream of the drain valve.

Abstract: A spray tip configuration for a low pressure fluid sprayer is presented. The spray tip configuration comprises an inlet orifice configured to receive a fluid and to produce a turbulent flow at a known operating point. The spray tip configuration also comprises an outlet orifice configured to emit the fluid in a spray pattern at a turbulence intensity. The spray tip configuration also comprises a passageway fluidically coupling the inlet orifice to the outlet orifice, with a plurality of portions configured to produce the turbulence intensity at the outlet orifice. The passageway comprises a first portion comprising an expansion chamber configured to provide an expanding cross-section from a first portion first end to a first portion second end. The passageway also comprises a second portion comprising a first hydraulic diameter, wherein the second portion is fluidically coupled, on a second portion first end, to the first portion second end.

Abstract: A fuel injection valve includes a valve seat, a valve element, and a plurality of swirl fuel injection passages. The plurality of swirl fuel injection passages are divided into a first swirl fuel injection passage group that forms a first spray and a second swirl fuel injection passage group that forms a second spray that is oriented in a direction different from a first direction.

Abstract: A nozzle assembly including an inner tube and an outer housing. The inner tube terminates at an outlet end and defines a first flow passage. The first flow passage directs first fluid flow to the outlet end in a primary flow direction. The outer housing includes a tubular side wall and an end wall. The tubular side wall defines a central axis. The end wall defines an exit orifice and an interior guide structure. The outlet end is axially aligned with the exit orifice. A second flow passage is established between the inner tube and the outer housing. The interior guide structure is configured and arranged relative to the outlet end to direct at least a portion of a second fluid flow from the second flow passage toward the outlet end in a direction initially opposite the primary flow direction for generating mixed fluid flow.

Abstract: A method of creating aerosols includes drawing a fluid from a fluid source through a first nip, the first nip defined between a first roller and an inner surface of a ring, the first nip having an upstream side and a downstream side, drawing the fluid from the fluid source through a second nip, the second nip defined between a second roller and the inner surface of the ring, the second roller positioned adjacent to and spaced apart from the first roller in a circular configuration, the second nip having an upstream side and a downstream side, stretching the fluid between diverging surfaces of the first roller and the inner surface of the ring on the downstream side of the first nip to form a first fluid filament, stretching the fluid between diverging surface of the second roller and the inner surface of the ring on the downstream side of the second nip to form a second fluid filament, causing the first fluid filament to break into a plurality of first droplets, and causing the second fluid filament to break

Abstract: The pressing part includes an abutment part capable of being in contact with the inner peripheral surface of the pressing passage, and a depressed opposite part that is opposed to the exhaust port at a position away from the exhaust port in a perpendicular direction perpendicular to the displacement direction due to an outer peripheral surface of the pressing part recessed from the abutment part even when the abutment part is in contact with the inner peripheral surface of the pressing passage. When the abutment part is in contact with the inner peripheral surface of the pressing passage, a depression dimension of the depressed opposite part relative to the abutment part is set, such that an amount of fuel discharged from the valve chest is defined by the exhaust throttle part instead of a gap between the depressed opposite part and the inner peripheral surface of the pressing passage.

Abstract: Systems for producing an aerosol and related methods of use are described.

Abstract: Lid assemblies for processing chamber and processing chambers including the lid assemblies are described. The lid assemblies include a high temperature lid module and a housing. The high temperature lid module being positioned adjacent a process liner of a processing chamber. The flexible housing positioned around the high temperature lid module and joined to the high temperature lid module with an elastomeric ring.

Abstract: A method of actuating an extinguisher system may comprise retaining a broadhead cutter in close proximity to a burst disc surface, receiving an impulse signal, actuating a spring release mechanism in response to receiving the impulse signal, driving a cutter shaft towards the burst disc surface in response to actuation, and piercing the burst disc surface via the broadhead cutter coupled to the cutter shaft.

Abstract: The present disclosure relates to valves. Some embodiments may include solenoid injection valves with a valve body; a valve needle with a needle shaft, an upper retaining element, and a lower retaining element; an electro-magnetic actuator comprising a pole piece and an armature spaced from the pole piece by a first axial gap when de-energized. The armature slides on the valve needle between the upper retaining element and the lower retaining element. The valve may include a calibration spring and a spring element arranged between the armature and the upper retaining element. The armature compresses the spring element and travels at least 50% of the first axial gap before an opening force of the valve assembly becomes larger than a total needle closing force.