Abstract: An annular injector is described. The injector includes a first bayonet assembly and a second bayonet assembly each including a terminal end and a tip end. The second bayonet assembly is configured to be concentrically coupled at least partially about the first bayonet assembly. An outer diameter of the first bayonet assembly and an inner diameter of the second bayonet assembly vary at the tip end to define a first substantially annular nozzle. The first bayonet assembly includes a maximum outer diameter that is greater than a minimum inner diameter of the second bayonet assembly and at least a portion of at least one of the first bayonet assembly and the second bayonet assembly extends from the tip end to the terminal end. The injector includes a third bayonet assembly configured to be concentrically coupled at least partially about the second bayonet assembly to define a second substantially annular nozzle.

Abstract: There is described a shower spray device including a lower plate with a plurality of nozzles and an upper plate with an inlet for the water supply. An elastic sealing element is interposed between the two plates to delimit therewith a chamber for distributing water to the nozzles. To maintain the correct pressure of the two plates, clamping screws are used also having the function of delivery nozzles, i.e. screws formed by threaded pins having an axial duct, with an outlet open towards the outside to allow water delivery, and at least one transverse duct to place the distribution chamber in fluid communication with the axial duct for water delivery.

Abstract: A single sprayer 12 is allowed to run in two completely different operating modes, thereby becoming suitable for medias controlled best by either system pressure or by flow rate. This provides the user with the ability to apply a wider range of products without incurring the higher cost of two separate systems.

Abstract: A spraying device includes a housing that has a spraying unit and a trigger assembly. The spraying unit is a removable insert within the housing. The spraying unit includes an air chamber that is coupled to a liquid tank. A front end portion of the air chamber has a nozzle. The air chamber receives a liquid tube that opens in the nozzle. The liquid tube receives a needle and the needle and the liquid tube are coaxial with each other. The trigger assembly controls the flow of liquid through the liquid tube by positioning a tapered front end of the needle. The trigger assembly includes a trigger that has a first position and a second position. In the first position, the opening of the liquid tube is closed by the needle. In a second position, the liquid tube is opened to discharge a liquid from an opening of the liquid tube.

Abstract: A spraying device includes a housing that has a spraying unit and a trigger assembly. The spraying unit is a removable insert within the housing. The spraying unit includes an air chamber that is coupled to a liquid tank. A front end portion of the air chamber has a nozzle. The air chamber receives a liquid tube that opens in the nozzle. The liquid tube receives a needle and the needle and the liquid tube are coaxial with each other. The trigger assembly controls the flow of liquid through the liquid tube by positioning a tapered front end of the needle. The trigger assembly includes a trigger that has a first position and a second position. In the first position, the opening of the liquid tube is closed by the needle. In a second position, the liquid tube is opened to discharge a liquid from an opening of the liquid tube.

Abstract: A spraying device includes a housing that has a spraying unit and a trigger assembly. The spraying unit is a removable insert within the housing. The spraying unit includes an air chamber that is coupled to a liquid tank. A front end portion of the air chamber has a nozzle. The air chamber receives a liquid tube that opens in the nozzle. The liquid tube receives a needle and the needle and the liquid tube are coaxial with each other. The trigger assembly controls the flow of liquid through the liquid tube by positioning a tapered front end of the needle. The trigger assembly includes a trigger that has a first position and a second position. In the first position, the opening of the liquid tube is closed by the needle. In a second position, the liquid tube is opened to discharge a liquid from an opening of the liquid tube.

Abstract: A spraying device includes a housing that has a spraying unit and a trigger assembly. The spraying unit is a removable insert within the housing. The spraying unit includes an air chamber that is coupled to a liquid tank. A front end portion of the air chamber has a nozzle. The air chamber receives a liquid tube that opens in the nozzle. The liquid tube receives a needle and the needle and the liquid tube are coaxial with each other. The trigger assembly controls the flow of liquid through the liquid tube by positioning a tapered front end of the needle. The trigger assembly includes a trigger that has a first position and a second position. In the first position, the opening of the liquid tube is closed by the needle. In a second position, the liquid tube is opened to discharge a liquid from an opening of the liquid tube.

Abstract: The present invention concerns a liquid droplet spray system for atomizing a liquid substance, comprising: a support having a central aperture (27), a liquid droplet spray device in which a space is provided, the space being arranged to receive the liquid substance, and including a nozzle body (28) covering the space such that the liquid substance may exit the space of the device by traversing the nozzle body (28) and the system by traversing the central aperture (27) of the support, a reservoir (33) for containing the liquid substance.

Abstract: An aerator for a plumbing fixture is provided, especially for a washstand, water basin or tub. The plumbing fixture includes a water outlet that leads to a forward outlet end in which an aerator that is penetrated by the water is pivotally mounted via a swiveling mechanism, particularly a joint, which is removably fixed. The pivotable aerator is mounted within an outer ring that is screwed into the outlet end.

Abstract: A spray gun (1) has a fluid reservoir (11) with a removable liner (13) received in a container (12) having a detachable lid (15). The liner (13), which may be thermo/vacuum-formed from a planar material, has a shape that corresponds to and is a close fit within the interior of the container (12) and collapses as fluid is withdrawn from within the liner (13) during operation of the spray gun (1). The lid (15) has an outlet (16) connected to an inlet on the spray gun (1) for transfer of liquid from the reservoir (11) to the spray gun (1) and the container (12) has a vent (12A) in the base end for admitting air between the container (12) and the liner (13) as liquid is withdrawn from within the liner (13).

Abstract: A spill-proof aerator is disclosed that is adapted to flamelessly diffuse a liquid solution into the atmosphere. The device comprises a liquid solution having less than 20% volatile organic compounds housed in a vessel with at least one wall, wherein an opening is disposed in the wall. The device further includes a wick assembly including at least a wick of porous material capable of being disposed in the opening of the vessel for at least partial submergence in the liquid solution. The wick is further disposed for drawing up the liquid solution thorough capillary action. The wick assembly is reusable and adapted to removably seal the opening in the vessel.

Abstract: A nebulization apparatus with a packaging and fixing structure includes a piezoelectric driving device, an adhesive agent, a nebulization plate, a packaging layer and a fixing base. A ditch at the piezoelectric driving device is provided for filling an adhesive agent and installing the nebulization plate that is fixed to the driving device by the adhesive agent. The packaging layer covers the piezoelectric driving device. The fixing base fixes the piezoelectric driving device. Preferably, the packaging layer is made of a polymer material for insulating moisture and preventing short circuits of the piezoelectric driving device. The ditch and the adhesive agent enhance the attaching strength of the piezoelectric driving device and the nebulization plate to extend the life of the nebulization apparatus, and the adhesive agent can electrically insulate the nebulization plate and the piezoelectric driving device, such that the nebulization plate will have no electrochemical action with the liquid.

Abstract: A sprinkling gun structure including a main body having two ends respectively formed with a water inlet and an adaptation hole. An assembling tunnel is transversely formed through the main body between the water inlet and the adaptation hole to communicate therewith. The sprinkling gun further includes an adjustment member, a controlling member having a water-checking section and a water intake, and a water-guiding member having a watertight sleeve fitted on bottom end of the water-guiding member. The controlling member is fitted in the assembling tunnel and rotationally drivable by the adjustment member. When driven, the water-checking section of the controlling member is rotated to cooperate with the watertight sleeve so as to shut off/turn on and micro-adjust the water flow.

Abstract: Embodiments of the invention provide a nozzle body including a main body, a turret, a valve assembly, and a feed spigot. The feed spigot can be in fluid communication with a valve chamber via a first feed point and a second feed point. The use of multiple feed points between the feed spigot and the valve chamber can result in increased flow capacity.

Abstract: The invention relates to a spray head for atomising a medium using a pressurised propellant, with a spray head body (10) which comprises a fastening ring (6) and an actuating element (20) movably connected thereto, a holding element (12) which comprises an inlet port (24), an adjoining duct section (26) and a holding section (28), and a duct element (14) which has an outlet port (62) for the medium and which has in at least one section a diameter such that the medium to be discharged atomizes in the flow of propellant, the duct element (14) preferably being a capillary pipe or capillary tube and/or having a constant diameter over its entire length, the duct element (14) being arranged in the holding section (28) of the holding element (12) and, preferably, being bent through approximately 90° in the holding section (28) of the holding element (12) and the holding element (12) preferably being connected to the spray head body (10).

Abstract: A supply line system for conveying a fluid is provided. First and a second conduit segment have at least one inner conduit surface and an outer conduit surface. At least one fluid chamber is within the conduit segments and is formed by the at least one inner conduit surface. At least one electric wire is located between the at least one inner conduit surface and the outer conduit surface. A conduit connection element is connecting the first and second conduit segments, thereby mating the fluid chamber and the electric wire of the first conduit segment with the fluid chamber and the electric wire of the second conduit segment. At least a portion of the quantity of fluid and the electric signals is passed from the first to the second conduit segment. A control system is connected to the electric wire and in communication with at least one device.

Abstract: A double valve set includes a housing, a first nozzle and a second nozzle. The housing includes an outlet tube formed thereon. The first nozzle is disposed in the outlet tube. When used alone, the first nozzle is adapted to transfer the natural gas. The second nozzle is detachably connected to the outlet tube. The second nozzle can be used to transfer the tanked gas without having to remove the first nozzle from the outlet tube.

Abstract: A fuel injector for an internal combustion engine is proposed having a directly actuatable injection valve element. The fuel injector has a nozzle needle, axially guided in a nozzle body, and an actuator accommodated in an injector housing. The nozzle needle is connected to a coupling piston on the nozzle-needle side and the actuator is connected to a coupling piston on the actuator side. The coupling piston on the actuator side acts on a coupling chamber and the coupling piston on the nozzle-needle side acts on a control chamber. The nozzle needle is lifted from a nozzle-needle sealing seat as a function of the pressure in the control space. An intermediate plate is provided between injector housing and nozzle body. The plate has a conduit hydraulically connecting the coupling chamber to the control chamber. The conduit contains a hydraulic throttle which has at least two sections having different cross sections of flow.

Abstract: A nozzle for the spraying of black liquor in a recovery boiler has discharge orifice inserts that can be removed and replaced with other inserts, to provide variable spray patterns, by changing the size and/or shape of the orifice of the nozzle, without requiring replacement of the entire nozzle body, to enable fine tuning of the atomization of the spray.

Abstract: A spray paint gun having a disposable cartridge inserted therein such that paint can flow through the cartridge in the spray gun without touching the spray gun. Since no part of the spray gun has paint touching it, there is no cleaning of the spray gun or its components. The cartridges can be easily inserted into the spray gun and easily removed such that different color paints can be used in the spray gun in quick succession without down time for cleaning. There is no use of solvents for cleaning, making the cartridge spray gun environmentally friendly. The disposable cartridges eliminate expensive time consuming cleaning. The cartridges can be breach loaded into the front portion of a spray gun and front portion containing the cartridge can quickly snapped into place and ready for use by a hinged connection to the rear portion or by other connection means.

Abstract: An irrigation sprinkler is provided having a nozzle and a turret for the distribution of irrigation water that includes a latching portion so that the nozzle may be detachably inserted into a nozzle socket of the turret. The nozzle may include radially flexible extensions with radial protrusions that interengage with corresponding lock seats of the nozzle socket to form a latching connection therewith. The latching connection restricts the nozzle from becoming unintentionally discharged from the nozzle socket. The nozzle may further be configured so that increased water pressure acting on the nozzle causes the radial protrusions to more tightly engage the nozzle socket to prevent unintentional discharge of the nozzle.

Abstract: A sprinkler includes a receiving barrel, a boosting unit, a spraying unit and a protective hood. The protective hood has a side provided with a plug which has an end face provided with a mounting post. The mounting post has an inner portion provided with a mounting recess and an end portion provided with a spraying hole. The end face of the plug has a periphery provided with a plurality of filtering holes. The plug of the protective hood is inserted into the mouth of the receiving barrel when the protective hood is mounted on the mouth of the receiving barrel. The mounting post of the protective hood is mounted on the nozzle head of the spraying unit when the protective hood is mounted on the nozzle head of the spraying unit.

Abstract: A housing is formed of a peripheral wall, an upper face and a lower edge. The housing is positionable upon a spray container. The housing has securing members holding the housing to a spray container. A dispensing assembly has projections. The dispensing assembly has aligned apertures. The dispensing assembly has a rotatable member. The rotatable member has a linear region. The rotatable member is received in the aligned apertures. The dispensing assembly has a handle extending from the linear region to a location spaced from a container. The dispensing assembly also has a planar arm secured to the linear region. The arm has a threaded aperture a threaded adjustment bolt. The bolt is rotatably received in the threaded aperture. The adjustment bolt has a lower tip in contact with a head for the depressing of a head and dispensing of contents from a container upon squeezing of the handle.

Abstract: Method and apparatus for a wheeled attachment for use with a conventional pressure washer wherein the attachment comprises a wheeled platform having an inlet to receive fluid, i.e., water or cleaning fluid, from the pressure washer along with a plurality of outlets for spraying water directly onto a relatively wide area of the surface to be cleaned. The attachment is expected to be most effective for cleaning horizontal surfaces such as sidewalks, driveways, decks, docks and other horizontal surfaces. The attachment further comprises first and second height-adjustable wheels for attachment to the sides of the platform along with a splash guard disposed on the rear of the platform for protecting the user from overspray. A manifold connects the single inlet to the plurality of outlets in order to transfer fluid from the inlet to the outlets so that fluid is uniformly applied to the surface to be cleaned.

Abstract: A fluid injector has an actuator unit, a cartridge, which has a recess, which on one of its open ends forms an injection nozzle and takes in a needle. The needle has a first and a second part (15, 17). The first part (15) is inserted into the recess and closes or opens the injection nozzle depending on the position of the first part (15). The second part (17) is coupled to the actuator unit on one of its free ends and is coupled to the first part (15) via a coupling unit. The coupling unit is arranged in positive connection to the first part (15) and is joined to the second part. In that way the material for the first part may be chosen for being highly wear resistant. On the other hand the material of the second part (17) may be chosen for being well-suited for a joining process.

Abstract: Apparatus and method for quickly disconnecting a wetted parts subassembly from a paint spray gun wherein the wetted parts subassembly includes a spray tip, pump cylinder and piston and paint cup components including a pump housing cylinder support carrying the pump cylinder and having a pair of protrusions formed on a pump housing cylinder support, a frame having a pair of slots aligned to receive the protrusions when the pump housing cylinder support is received in the frame, a locking lever pivotably attached to the frame adjacent at least one of the slots and movable between a latched position wherein the pump housing cylinder support is retained to the frame, and an unlatched position wherein the pump housing cylinder support is removable from the frame. A passive retention feature frictionally engages the wetted parts subassembly with the frame when the wetted parts subassembly is received in the frame.

Abstract: A flow shut off or throttling valve is provided in a sprinkler nozzle housing to enable a nozzle to be changed without having to turn off a flow pressure source. The valve intersects a flow path through the nozzle housing and has an opening such that when the opening is aligned with the flow path, a flow stream can flow unobstructed through the flow path. The valve is movable between a fully open position in which the opening is aligned with the flow path and a closed position which blocks the flow stream from flowing to a nozzle disposed at an outlet passage of the flow path. The valve may be constructed to be either slidable or rotatable between the two positions, and is actuated by a gearing arrangement which is operable at the exterior of the nozzle housing. The external valve actuator may function as a physical barrier to retain the removable nozzle in the nozzle housing when the valve is open and to disengage the nozzle when the valve is closed.

Abstract: An adjustable jet gun for cleaning machine includes a barrel, a pressure adjustment sleeve fastened to the front end of the barrel and operable to adjust the pressure of water delivered through the adjustable jet gun, a support ring sleeved onto the front end of the pressure adjustment sleeve and holding a steel ball in each of a number of ball racks around the periphery thereof, a sliding sleeve sleeved onto the support ring and movable to force the steel balls out of the inside wall of the support ring, a nozzle head detachably connected to the front end of the support ring and having a positioning groove extending around the periphery of a rear positioning ring thereof for receiving the steel balls to lock the nozzle head to the support ring.

Abstract: A flow regulator, jet regulator or backflow preventer (11) having at least two components or parts (2, 11), a first one (2) of which can be inserted into a receiving opening (12) of the second part (12). The two parts (2, 11) can be interconnected using a locking arrangement (13, 17). One part is provided with at least one locking cam while the other part (11) is provided with a locking groove which is assigned to the locking cam and is used as a counterpart. One of the parts is provided with a slot (15) or similar recess located at a distance (a) from the outer or inner circumference of the part (2) in the area of the at least one locking groove.

Abstract: A common method of retaining spray nozzles in texture applicators is to capture the nozzle by a rubber cap which is stretched over a retaining flange on the applicator's sprayhead. The effort required to stretch an elastomeric nozzle retainer (cap) 10 over the retaining flanges 12 on the sprayhead 14 is reduced by providing features facilitating the use of a prying tool 16 to amplify the user's effort. Flange relief flats 18 accommodate the natural, temporary inward deflection of the cap 10 during installation.

Abstract: An adjustable jet gun for cleaning machine includes a barrel, a pressure adjustment sleeve fastened to the front end of the barrel and operable to adjust the pressure of water delivered through the adjustable jet gun, a support ring sleeved onto the front end of the pressure adjustment sleeve and holding a steel ball in each of a number of ball racks around the periphery thereof, a sliding sleeve sleeved onto the support ring and movable to force the steel balls out of the inside wall of the support ring, a nozzle head detachably connected to the front end of the support ring and having a positioning groove extending around the periphery of a rear positioning ring thereof for receiving the steel balls to lock the nozzle head to the support ring.

Abstract: An electric spray gun includes a barrel having a positioning member received therein which includes two guide slots and two respective holes are defined through two sidewalls of the positioning member and communicate with the two guide slots. A cylinder is fixedly connected with a cover which is connected to a container and the cylinder is slidably connected to the positioning member. Two recesses are defined in two sides of the cylinder and two pawls are pivotably connected to the two sidewalls of the positioning member. Each pawl includes a first end and a second end, the first end of each pawl extends through the hole and engaged with the recess corresponding thereto. The first end can be pivoted out from the recess by pressing the second end of each of the pawls when the cylinder is slid in the guide slots.

Abstract: A spray paint system for spraying a horizontal surface having a frame supporting an inverted elongated rigid container configured to hold a paint formulation that is pressurized with a pumping device partially located within the container where the frame has at least one wheel to allow a user to roll the system along a horizontal surface while spraying paint through a removable spray tip. This system can be used to mark a horizontal surface with precise and clear writing of lines, letters or symbols.

Abstract: A fuel injector for an internal combustion engine includes a solenoid coil which is actuable by an electrical line, a valve sleeve which forms an outer coat of the fuel injector in a discharge-side region, and a valve housing. The fuel injector further includes a plastic sleeve, which houses the solenoid coil and the electrical line. The plastic sleeve is slid over the valve sleeve in assembly. The plastic sleeve has two parts interconnected by a crosspiece, with a recess formed in a radial region adjacent to the region of the crosspiece.

Abstract: A faucet wand includes a waterway having a body with a cavity therein. A plate is attached to the body to cover the cavity and form a conduit in the waterway.

Abstract: A spray gun reservoir has an oversize central opening 130 at one end allowing liquid to be added to the reservoir for fast filling with reduced risk of spillage. A cap member 132 is connectable to the reservoir and has a spout 115 providing a fluid outlet of reduced size relative to the opening 130 for connection to the spray gun. The reservoir can be disconnected from the cap member 132 when it is desired to add liquid to the reservoir. In this way, the reservoir can be re-filled in use.

Abstract: A system and method for applying an aqueous pesticide solution comprising a motor and a pump combination wherein the pump is operable in the 1000-3000 pounds per square inch range; a reservoir for holding the solution to be dispersed; a regulator and pressure monitoring gauge; a hose and nozzle system configured to disperse the pesticide solution at a rate of about 1.5 to about 2.5 gallons per minute and to atomize the solution being dispersed into droplets of between 1 to 30 microns, wherein an adhesion property of the dispersed aqueous pesticide solution is significantly enhanced by such configuration, and wherein the solution is hydro-kinetically charged when released from its hydrostatic state as the solution flows through the dispersion nozzle assembly.

Abstract: The invention relates to a fluid distributing apparatus for a windscreen or head lamp washer system of a vehicle, including a body (102, 202, 302) for fluid distribution, a holding apparatus (110, 210, 310) for attaching said fluid distributing apparatus to the vehicle and at least one connecting tubing (104, 206, 208, 308) for connecting a fluid line, said body (102, 202, 302) being retained for pivotal movement with respect to said holding apparatus (110, 210, 310), an adjusting apparatus being attached to said body (102, 202) or to said connecting tubing (308) for pivotal movement of said body (102, 202, 302) with respect to said holding apparatus (110, 210, 310) and for retaining said body (102, 202, 302) in the desired position with respect to said holding apparatus (110, 210, 310), said adjusting apparatus being configured to be a set screw (112, 212, 312), a tubular retaining fixture (132, 332) having an internal thread being attached to said body (102, 202) or to said connecting tubing (308), said set

Abstract: The present invention provides a composite shower head typically comprised of a hand-hold shower head and a fixed shower head, wherein said hand-hold shower head has a retaining pass corresponding to the fixed shower head; said fixed shower head can be held in the retaining pass of said hand-hold shower head; a locking device is built on for locking the hand-hold shower head with the fixed shower head together. The composite shower head combining the fixed shower head and the hand-hold shower head together into one assembled body simplifies the shower site, and facilitates to use, meanwhile meets to economic style of modern people.

Abstract: A fluid injector has a housing, a valve body and an actuator unit inserted into the housing. The valve body has a cartridge with a recess that takes in a needle. The valve body further has a hollow body arranged in a fixed position to the needle and forming a first spring rest. The valve body further has a valve cap, which takes in the cartridge and forms a second spring rest. A return spring rests on the first spring rest and on the second spring rest. The valve cap, the housing and the cartridge are formed such, that before the valve cap and the housing and the valve cap and cartridge are permanently fixed to each other the valve cap is moveable relative to the housing and the cartridge while the housing and the cartridge stay in a fixed position relative to each other.

Abstract: The fluid perforating/cutting nozzle is configured to provide long life to the nozzle. The nozzle is composed of a cylindrical shaft defining a bore for the passage of cutting fluid and having inlet and outlet ends, a shank portion and a relatively large diameter shroud disposed on the outlet end. The shroud protects both the nozzle and the tool from the high pressure cutting fluid reflecting off the surface of a workpiece.

Abstract: A fuel injector for fuel injection systems of internal combustion engines, in particular for direct injection of fuel into the combustion chamber of an engine, including an actuator, a valve needle which is mechanically linked to the actuator and is acted upon by a restoring spring in a closing direction, for actuation of a valve closing body, which together with a valve seat face forms a sealing seat, and including a sleeve which pre-stresses the restoring spring. An adjusting body is situated adjustably in the sleeve so that a fuel amount flowing through the fuel injector per unit of time is a function of the position of the adjusting body in the sleeve.

Abstract: A handheld device and method for clearing obstructions from spray nozzles includes a housing, a gas valve system contained within the housing, and a nozzle body attachment structure. A trigger associated with the gas valve system is operable to release a blast of compressed gas through the attachment structure. A spray nozzle placed in contact with the attachment structure receives a blast of compressed gas to clear obstructions. The attachment structure interfaces with both the normal discharge side and the normal inlet side of the spray nozzle to allow compressed gas to be blown through the spray nozzle in both directions. A backup tool is provided to engage a backside of the spray nozzle to prevent a spray tip within the spray nozzle from blowing backwards out of the spray nozzle. A backup tool cover has a slender projection for removing screen filters associated with the spray nozzle.

Abstract: A connector part (3) for connecting a material supply device (10) to a spray gun (20) that includes a hollow cylindrical connection piece (5); a threaded wedge element (8) with a lower starting point (8a) and an upper end (8b) running around the outer circumference of connection piece (5) and serving to produce a threaded wedge connection to a counter-element (15) arranged on gun base (19) of spray gun (20); and a stop element (14) that forms a limit stop during the production of the threaded wedge connection. In order to prevent the counter-element on the spray gun from digging into the soft connection pipe made of plastic and removing plastic chips there, it is provided in the connector part according to the invention that stop element (14) is arranged at a distance in the circumferential direction from upper end (8b) of threaded wedge element (8), whereby a gap (11) is formed between stop element (14) and upper end (8b) of the threaded wedge element.

Abstract: A misting system may include at least one prefabricated mist line comprising at least one mist tee having at least one arm extending outwardly from a body, a latitudinal threaded hole defined in the body, and a longitudinal hole extending through the at least one arm and at least into the body and in fluid communication with the latitudinal threaded hole. A method of forming a misting system may include prefabricating at least one mist line by: aligning an end of at least one tube having a hole there through of a first predetermined diameter with at least one arm of at least one misting tee that is of a second predetermined diameter greater than the first predetermined diameter; and press-fitting the at least one arm into the end of the at least one tube, thereby deforming an end portion of the at least one tube.

Abstract: A coating material dispensing device includes an orifice for coupling to a reservoir for the coating material. The orifice is surrounded by a surface including at least one wall defining at least one groove. The reservoir includes a complementary surface including at least one wall defining at least one groove. The at least one groove and at least one wall surrounding the orifice respectively receive and are received in the at least one wall and at least one groove of the complementary surface of the reservoir to provide a labyrinth seal between the orifice and an exterior surface of the coating material dispensing device.

Abstract: A sprinkler apparatus including a manifold is used with a nipple and a union. The manifold includes a pipe section and at least one port. There is a fitting on the port. The nipple has a proximal and distal end. A fitting is located at the distal end of the nipple. One or more radially extending projections may be positioned around the circumference of the nipple. The fitting on the distal end of the nipple may form a water-tight seal with a fitting on a valve without tightening with a wrench by mating projections and indentations and applying a torque to the union. The union includes one or more indentations that may align with and mate with the projections to allow the union to slide over the nipple. The union has a fitting. The fitting on the union corresponds to and engages the fitting on the port.

Abstract: The invention relates to a device for spraying water, provided with a seal support (21) arranged between the body (1) and the perforated sheet (23) and in contact with the above. The seal support is mounted such as to be able to be removed from the body (1) with the joint (20). The above finds application in the production of non-woven materials.

Abstract: A spray nozzle includes a body and a deflector. The body is aligned and connected to the deflector with a fastener. At least one pin can be used to further align the deflector relative to the body. A single mating surface is provided on each of the body and the deflector.

Abstract: A spray gun (1) has a fluid reservoir (11) with a removable liner (13) received in a container (12) having a detachable lid (15). The liner (13), which may be thermo/vacuum-formed from a planar material, has a shape that corresponds to and is a close fit within the interior of the container (12) and collapses as fluid is withdrawn from within the liner (13) during operation of the spray gun (1). The lid (15) has an outlet (16) connected to an inlet on the spray gun (1) for transfer of liquid from the reservoir (11) to the spray gun (1) and the container (12) has a vent (12A) in the base end for admitting air between the container (12) and the liner (13) as liquid is withdrawn from within the liner (13).