Abstract: A spray gun (1) has a fluid reservoir (11) which contains a removable liner (13). The liner (13), which may be thermo/vacuum-formed from a plastic material, is a close fit within the interior of the reservoir and collapses as fluid is withdrawn from within the liner during operation of the gun. Preferably, the liner has a comparatively-rigid base and is capable of standing, unsupported, outside the reservoir. The side walls of the liner are preferably thin in comparison to the base and can be collapsed for disposal of the liner. The reservoir (11) has a removable lid (15) and is capable of standing, inverted, on its own so that it can be filled with fluid. The lid (15) also functions to secure the liner (13) in the reservoir and, at the end of a spraying operation, the lid (15) and the liner (13) are removed together from the reservoir (11) and discarded, thereby simplifying the cleaning of the spray gun.

Abstract: A spray gun (1) has a fluid reservoir (11) which contains a removable liner (13). The liner (13), which may be thermo/vacuum-formed from a plastic material, is a close fit within the interior of the reservoir and collapses as fluid is withdrawn from within the liner during operation of the gun. Preferably, the liner has a comparatively-rigid base and is capable of standing, unsupported, outside the reservoir. The side walls of the liner are preferably thin in comparison to the base and can be collapsed for disposal of the liner. The reservoir (11) has a removable lid (15) and is capable of standing, inverted, on its own so that it can be filled with fluid. The lid (15) also functions to secure the liner (13) in the reservoir and, at the end of a spraying operation, the lid (15) and the liner (13) are removed together from the reservoir (11) and discarded, thereby simplifying the cleaning of the spray gun.

Abstract: A fuel injection valve device is capable of thinning a nozzle hole plate and improving fuel spray characteristics by a construction for reducing stress concentration that occurs at the weld part of the nozzle hole plate. The fuel injection valve device includes: a nozzle having a fuel passage inside and in which a valve seat is formed at an end; a needle valve for opening and closing the fuel passage by coming in contact with and separating from the valve seat; and an nozzle hole plate that is disposed at the tip of the nozzle and injects a fuel in the fuel passage at the time of opening the needle valve. The nozzle hole plate and the nozzle are fixed by welding in a state of forming an even gap between them.

Abstract: The present invention provides a deicing device for spraying anti-icing agents over a transport surface, such as paved road or bridge, to protect the transport surface from snow deposition and ice formation. The deicing device that is surface mounted to the transport surface has a pavement sensor to determine when the deicing device is turned on and off to spray the anti-icing agents. The deicing device comprises a supporting housing, a spray puck having a plurality of nozzles and jet channels connected to the nozzles for spraying anti-icing agents, a lock ring to immobilize the spray buck within the supporting housing, and an O-ring for sealing the anti-icing agents from leaking. The spray puck can be rotated within the supporting housing to change a spray direction. The jet channels have round corners, such as parabolic shape cross-section, to prevent from collection of dirt or debris.

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 nozzle body has a first nozzle body element (1) and a second nozzle body element (3). The first nozzle body element (1) is provided with a first nozzle-needle recess (10) accommodating an nozzle-needle (15) and a first guide area (8) for the nozzle-needle (15). In a first process step, the first nozzle body element (1) is assembled with the second nozzle body element (3). Brazing solder having a working temperature in the range of the tempering temperature of the first nozzle body element (1) is supplied to an assembly area (5). The assembly area (5) is defined between the second nozzle body element (3) and the first nozzle body element (1). The assembled first nozzle body element (1) and second nozzle body element (3) is subjected to tempering during which the tempering temperature of the first nozzle body element (1) is reached.

Abstract: A system, in certain embodiments, may include a spray coating device leaving a plurality of casings coupled together to define an exterior contour and a hollow interior of the spray coating device. The spray coating device also may include a plurality of modular components disposed in the hollow interior, wherein the plurality of modular components are configured to cooperate with one another output a spray coating.

Abstract: A connector system for releasably securing a reservoir to a spray gun includes hook members on a lid of the reservoir that engage a flange of an inlet adaptor on the spray gun with a push/twist action to secure the reservoir to the spray gun. A retainer clip mounted on the inlet adaptor is movable between an inoperative position to allow the reservoir to be connected to and disconnected from the spray gun, and an operative position in which the clip blocks release of the reservoir. The clip provides security against accidental release of the reservoir in use of the spray gun.

Abstract: A method for fabricating a nozzle includes providing at least two plates. At least one of the at least two plates includes a first opening. Each plate includes at least one mating surface. The method also includes stacking the at least two plates together such that a mating surface of a first of the at least two plates is substantially flush against a mating surface of a second of the at least two plates, and such that a fluid passage is at least partially defined by the at least two plates. The method also includes orienting the at least two plates relative to each other such that the opening within at least one of the at least two plates at least partially defines an outlet for discharging fluid from the fluid passage.

Abstract: A fuel injector for fuel-injection systems of internal combustion engines includes a solenoid coil, a tubular support acting as inner pole of the solenoid coil, and a filter element, the filter element being press-fitted with an outer contour of the tubular support of the fuel injector.

Abstract: A handheld shower assembly is provided. The handheld shower assembly includes a water conduit, a handle, and a showerhead. The water conduit is adapted to attach to the showerhead at one end and to a water source extending from a wall of a shower stall at another end to receive water flow. The handle includes a first portion and a second portion adapted to accept the water conduit within an interior portion of the handle. The first portion is adjustably coupled to the second portion. This allows the first portion to telescope with respect to the second portion, thereby the first portion extends from a first retracted position to a second extended position. The showerhead is coupled to the water conduit and the handle. The showerhead may receive the water flow from the water conduit as well as expelling the water flow.

Abstract: A fuel injector comprises a movable element, a seat contact surface formed at one end of the movable element, a nozzle member having a valve seat. The seat contact surface of the movable element is in contact with and seated on at the time of valve closing. A nozzle holder portion holds a periphery of the nozzle member. A plastic deformation portion is formed by engaging one of a part of the nozzle member and a part of the nozzle holder portion in the other one of the part of the nozzle member. The nozzle member and the nozzle holder portion are joined by welding.

Abstract: An antistatic reusable cup holder and fluid supply assembly. One or more of the reusable cup holder, disposable cup, disposable lid, or reusable outer lid is made of an antistatic material. In use, the chargeable particles in a coating mixture do not stick to the disposable cup so that uniformity of the coating mixture is maintained while it is dispensed. A method of maintaining the uniformity of a coating mixture during dispensing is also described.

Abstract: Fire sprinkler system comprising a network of CPVC pipe lengths in which at least some of the pipe lengths are interconnected with mechanical devices having resilient sealing members that are chemically compatible with the CPVC composition. Repairs and system modifications can be made without the use of solvent cement. In-line joints are formed with a coupling device including a pair of arcuate coupling segments having a first end, a second end, and an interior concave surface extending between the first end and the second end. A longitudinal channel extends along the concave surface. At least one mechanical fastener is operative to detachably connect the pair of coupling segments. A resilient annular seal is located within the longitudinal channel of each segment. A branching device connects a branch pipe to a main pipe through an orifice in the main pipe utilizing a saddle-like sealing member. The pipe assemblies are able to pass UL testing protocols for wet fire sprinkler systems.

Abstract: A switchable showerhead has a body, a switching device, a water-spraying device and an operating device. The body has a mounting recess, a front through hole, a rear through hole, a mounting chamber, a connecting frame, an inserting hole and an inner tube. The switching device is mounted in the body and has a holding element, a front guide base, a rear guide base and a valve stem. The valve stem is movably mounted in the guide bases. The water-spraying device is mounted in the body, communicates with the switching device and has a shell and a cover. The shell is mounted in the mounting recess. The cover is mounted on the shell and has an inserting tube and multiple spouts. The operating device is mounted on the body, is connected to the switching device and has an operating panel connected to the valve stem.

Abstract: A jet regulator (1) having a jet fractionating device (2) which distributes the incoming water flow into a plurality of individual jets is provided. The jet regulator (1) has at least one individual jet, from the individual jets formed by the fractionating device, which impacts on a node point (3) of a criss-crossing grid of bars (4, 5) of an outlet side downstream grid network (6). At least one node point (3) is configured as an inlet side recess of the grid network (6) and/or the jet regulator is an aerated jet regulator having a jet regulator housing (7) which includes at least one aeration opening (8) on a periphery of the housing thereof and at least one deflecting projection (9) which is used to maintain the water jet at a distance from the aeration opening that is arranged on the inner periphery of the housing in the direction of flow below the at least one aeration opening (8). The jet regulator (1) provides an improved fractionating of the incoming individual jets.

Abstract: An air cap for keeping a spray nozzle with a flat spray clean is presented. The air cap contain the nozzle and has a slit for the spray from the nozzle, through which opening an air flow is flowing in the same direction as the flat spray from the nozzle. The air cap is divided into a back component comprising an internal thread, and a front component comprising the slit. The components are rotatable relative to one another.

Abstract: A conversion adapter for connecting a fluid supply assembly to a fluid applicator. The conversion adapter provides a connection between the fluid supply assembly and the fluid applicator. The conversion adapter has a first end and a second end, and a bore between the first end and the second end. The first end has a complementary connecting surface mating with the connecting surface on the fluid supply assembly. The second end has a complementary connector in the bore, and a top and bottom. The complementary connector is selected from complementary grooves or complementary projections, and mates with the connector on the adapter of the fluid applicator.

Abstract: In one aspect of the invention, an abrasion resistant nozzle has at least two sintered diamond bodies having flat, mating, exterior surfaces and a thickness, the surfaces being held against each other under compression. An enclosure is formed between the mating surfaces, at least one surface having a groove forming a portion of the enclosure and the other surface forming a remaining portion of the enclosure. The enclosure connects an entry and an exit formed in at least one side of at least one of the bodies.

Abstract: A hand-held, electrostatically- and/or compressed gas-aided coating material dispensing device comprises a barrel and a handle extending downward from the barrel. The handle includes a module selected from modules having a number of different characteristics for coupling sources of coating material, compressed gas and/or electrical supply to the coating material dispensing device.

Abstract: A flexible, disposable cup for use in a fluid supply assembly. The disposable cup is made of an antistatic material whereby chargeable particles in a coating mixture do not stick to the disposable cup so that uniformity of the coating mixture is maintained while it is dispensed. A method of maintaining the uniformity of a coating mixture during dispensing is also described.

Abstract: A machine for constructing modular water spray configurations with one or more flexible modules containing one or more conduits, communication between one or more modules and of one or more other modules, structure to interconnect modules, and communication between at least one module and a water source.

Abstract: The present invention provides an attachment for emitting water from a water source. The attachment comprises an inlet end, a transitional section connected to the inlet end, an outlet end connected to the transitional section opposite from the inlet end, and a reinforcement member attached to the transitional sectional and the outlet end to support the transitional section. The inlet end includes an external cover and an internal sleeve disposed within and spaced from the external cover.

Abstract: Jet aerator apparatus and method. The apparatus can include a jet body including a passageway, water conduits, and an air conduit. The jet aerator can include an exit nozzle received in the passageway. The exit nozzle can include lock clips, locking tabs, and stabilizing tabs. The jet aerator can include a jet head coupled to the exit nozzle by the lock clips. The jet head can include a locking rib. The jet aerator can include a jet cover coupled to the exit nozzle. The jet cover can include slots to receive the locking tabs, stepped portions to receive the stabilizing tabs, and lock grooves to receive the locking rib.

Abstract: A flexible, disposable cup for use in a fluid supply assembly. The disposable cup is made of an antistatic material whereby chargeable particles in a coating mixture do not stick to the disposable cup so that uniformity of the coating mixture is maintained while it is dispensed. A method of maintaining the uniformity of a coating mixture during dispensing is also described.

Abstract: A power operated pressure washer having a high pressure liquid supply hose with an inlet fitting formed with an axial stem having a central liquid passageway that can be connected to a pressure washer outlet fitting by a threaded retaining ring. As a feature of this invention, the retaining ring can be unscrewed from the pressure washer outlet for permitting the dissipation and venting of high pressure buildup within the hose while the retaining ring safely retains the hose fitting on the outlet. In one embodiment, the stem has a pair of axially spaced annular sealing members adaptable for sealing engagement with relatively smaller and larger size pressure washer outlets and the stems is formed with a transverse passageway for venting liquid from the central stem passageway around one of the sealing members, as an incident to unscrewing of the retaining ring, while the other sealing member remains in sealed engagement with the pressure washer outlet fitting.

Abstract: A high velocity, multiple-jet spray nozzle for use in carwash systems. Each nozzle comprises the axial unitary combination of a base, a nozzle carrier and a face plate. An inlet and a chamber are formed in the body and axially aligned flow passages are formed in the nozzle carrier and face plate so that when the components are assembled, five parallel jets arranged in a circular pattern are defined between the chamber and the outer surface of the face plate. Stainless steel nozzle inserts are press fit into the flow passages of the nozzle carrier and are held in place by the face plate. Screws hold the assembly together. The nozzles are preferably used in multiples to define a wide stream of washing fluid which can be used to attach mud, ice and other debris on the surfaces of a vehicle as well as on wheels and undercarriage. Each nozzle has an alignment axis marked on the face plate along which the spacing between adjacent nozzle outlets is uniform.

Abstract: The present invention relates generally to a gas-compression spray device, wherein the nozzle assembly containing all of the wettable parts is detachable from the body of the spray device.

Abstract: The invention concerns a sanitary component (1) that has a jet regulating device (4) in the interior of a mounting housing (6). The jet regulating device (4) includes at least one directly-mounted element (5) housed in the mounting housing (6), this element being provided with ridges (11) transverse to the flow direction and defining between them passageways (12). The invention is characterized in that the ridges (11) of at least one directly mounted element (5) are arranged in the form of a grid or network and intersect at junction points. The component (1) according to the invention, which can be manufactured inexpensively, exhibits the best possible jet regulating characteristics, even if the transverse surface is relatively small; moreover, the component (1) according to the invention requires little maintenance, without any risk of malfunction resulting from dirt carried by the liquid flow.

Abstract: A jet regulator (1) which can be inserted with its jet regulator housing (4) into the water outlet (2) of a sanitary outlet fitting (3) from a direction of the outlet end side and which, in the use position, is releasably fastened or fixed in the water outlet (2). The jet regulator is releasably latched in the water outlet (2). The latching device for fixing the jet regulator in the water outlet (2) is not visible from the outside and therefore also do not have an objectionable appearance.

Abstract: A shower spray device is described in which the side wall of the water distribution chamber consists of a sealing element.

Abstract: An in-ground sprinkler serviceability apparatus that provides a debris free environment for ease of replacement of an in-ground sprinkler head. The sprinkler serviceability apparatus couples to the threads of a sprinkler pipe, expands to provide a sprinkler head receiving section, a seal against the underside of the sprinkler head, and a tapered upper surface. Any debris would be washed away from the sprinkler head serviceability apparatus tapered upper surface when the sprinklers are on, rain, etc. The seal would ensure against any debris falling into the sprinkler head receiving section. Weep holes can optionally be incorporated into the sides or base of the apparatus. The top can be a single section, fabricated in two sections, or be designed to receive a common clay sprinkler donut.

Abstract: A cap is provided for preventing clogging of a spray nozzle on a container. Structurally, the cap includes a hollow, truncated cone-shaped member with first and second ends. At its first end, the cap defines an orifice dimensioned to selectively receive the spray nozzle to create a fluid-tight seal with the container. At its second end, the cap defines a periphery. Further, the cap includes a panel that has a flat surface bounded by a perimeter that is interconnected to the periphery by an intermediate section. As a result, the cone-shaped member, intermediate section and panel form a fluid chamber. Fluid is positioned in the chamber for movement between a first location where the spray nozzle is submerged and a second location where the fluid is held at a distance from the spray nozzle for removal of the cap from the spray nozzle.

Abstract: An spray head includes a spray engine and a metal shell retained on the spray engine. The spray head is assembled by fitting the shell onto the spray engine and seating the shell against a cushioning ring. A retaining device is attached to the spray engine to secure the shell is position. A surface finish is applied to the outer surface of the shell to achieve a desired appearance.

Abstract: A spray-gun line-connecting device is provided for the connection of a plurality of lines between a robotic arm and a spray device. The spray-gun line-connecting device may provide a plurality of cylindrical connection joints at an interface between mating surfaces. For example, the lines may include enlarged cylindrical heads, which fit within cylindrical receptacles in a first mating surface. A second mating surface may extend over the first mating surface, and include passages aligned with the lines.

Abstract: An ultrasonic nozzle configured to form relatively small drops of liquid at relatively high rates. The nozzle includes two horns, at least one of which includes a ceramic material. The nozzle also includes one or more transducers that cause mechanical motion in at least one of the horns. In addition, a method of forming micrometer-scaled drops of liquid at relatively high rates is provided.

Abstract: A reservoir (402) for connection to a spray gun has a lid (410) provided with an outlet spout (415) that is rotatably received in a socket of an inlet adaptor (419) connectable to the spray gun. The lid (410) has a spring leg (425) spaced from the outlet spout (415) with a projection (426) at the distal end for self-latching engagement with a flange (423) of the adaptor (419) to secure releasably the reservoir (402) to the spray gun. The engagement of the projection (426) and flange (423) enables the reservoir (401) to be rotated through 360° to adjust the position of the reservoir (402) while attached to the spray gun.

Abstract: A nozzle for the discharge of a flowable substances, for example adhesive or sealing compositions, having a discharge orifice with a variable geometry. The adjustable nozzle permits the user to select the optimal discharge profile suited to a particular application of the composition being discharged.

Abstract: A nozzle assembly that includes upper and lower washers and a cam. A particular implementation of a nozzle assembly includes a stem coupled with a cam assembly. The stem has a nozzle in a first end which is in fluid communication with a second end of the stem. An upper washer is slidably coupled with a washer race in the stem and may have an upper washer groove and a lower washer may be coupled with the second end of the stem and have a lower washer groove. A spring element may be disposed around the stem between the upper and lower washer grooves. Particular implementations of a cam assembly may include a lower cam half slidably coupled into an upper cam half. Other particular implementations may further include the lower cam half rotationally and, in some implementations, removably indexed in relation to the upper cam half.

Abstract: A spray tip assembly capable of self-clearing is provided. The spray tip assembly includes a distal end including an outlet. The outlet defines at least a first configuration during a first condition and at least a second configuration during a second condition. The distal end may be configured to at least one of flex and expand such that the outlet changes from the first configuration to the second configuration.

Abstract: An applicator device for sheet application of liquid material including a main body, a nozzle assembly with at least one slotted application nozzle for dispensing the liquid material, and a clamping device attaching the nozzle assembly to the main body.

Abstract: A faucet includes a spout having a first mounting device and a spray head having a second mounting device. A docking collar is provided for releasably mounting the spray head to the spout. The docking collar is connected to one of the first mounting device and the second mounting device. The docking collar includes a spring ring for releasably engaging a groove formed at an other of the first mounting device and the second mounting device.

Abstract: A fluidic circuit or oscillator is provided with one or more small raised bumps or protrusions near the outlet or exhaust of a fluidic circuit to alter the spray pattern by re-distributing heavy areas of flow, resulting in a more uniform spray. The fluidic oscillator enclosure operates on a pressurized liquid flowing through the oscillator to generate a liquid jet that flows from said oscillator and into a surrounding environment to form an oscillating spray of liquid droplets, where the oscillator generates a stream of liquid droplets. The outlet or throat structure includes at least one bump or protuberance configured to project into the oscillating spray.

Abstract: The present utility model provides a two-way nozzle cap (10) for a container, comprising of a cap body (11) and a dip tube (12), wherein the cap body (11) includes: an engagement portion (21) engaged with the opening of the container; a hollow orifice portion (22) provided in the top of the cap body (11), comprising an orifice formed on the upper part of the orifice portion, at least two protrusions (32) provided on the inner wall of the orifice portion to clamp the upper end of the dip tube, a mixing chamber (33) formed between the orifice and the top of the dip tube (12), and channels defined between the protrusions (32) and the dip tube (12), and fluid communicating the mixing chamber (33) to the interior of the container.

Abstract: A plural component spray gun (1) is designed for spraying quick setting materials such as foams, polyurea and the like. Towards this end, the gun (1) is designed so as to be easily serviceable with a minimum of tools. For example, the side seal cartridges (18) and (20) may be installed and removed without tools by removing the retaining ring (9) and then extracting them from the fluid housing (11). Those cartridges (18) and (20) are easily disassembled and cleaned. Similarly, the fluid housing (11) may be removed from the handle/body (1) by unscrewing the lock ring (7) by hand.

Abstract: Disposable reservoirs for use with spray apparatuses, reservoir-adapter kits, spray assemblies employing such reservoirs, and methods of use are disclosed.

Abstract: A spraying device includes a gas can and a sprayer/joint combination. The gas can is formed with a collar defining a cutout. The sprayer/joint combination includes a frame, two shoes, an expanding element and a sprayer. The frame defines two slots and includes a block formed thereon and disposed in the cutout. The shoes are pivotally connected to the frame, and each of them includes a head and a tail. The expanding element includes a cam with two lobes. The expanding element can be pivoted between a locking position where the lobes push the heads of the shoes against the collar of the gas can and an unlocking position where the lobes contact the tails of the shoes. The sprayer includes a nozzle, a knob and a connective unit. The connective unit of the sprayer is connected to the expanding element through the frame.

Abstract: The present invention relates to an irrigation sprinkler head having a removable weighted collar thereon. The sprinkler head has a tapered water inlet for wedging a weighted collar having a matching tapered opening therethrough.

Abstract: An apparatus includes an extension pole, a hydraulic valve, and a handle containing the valve. The handle has a forward end portion configured to receive the extension pole in an installed position. The handle also has a pistol grip portion inclined from the forward end portion. A valve trigger is supported on the handle. The valve trigger has a pistol grip section that extends along the pistol grip portion of the handle within reach of a user's hand grasping the pistol grip portion from behind. The valve trigger further has an upper grip section that projects forward beneath the installed position of the extension pole within reach of a user's hand grasping the extension pole from above.

Abstract: A sprinkler device, especially for units for the spray distribution of dispersing water and other similar liquids, comprising an at least partly hollow central body defining a longitudinal axis, a connecting sleeve to a supply line removably secured to the central body, a convergent to plants includes a deflector member disposed downstream from a nozzle to accelerate the liquid located between the central body and the sleeve, a diverter unit located downstream from the nozzle to for diverting the flow a stream of fluid from the nozzle in a substantially transverse direction so as to spray disperse the fluid outwards, first snap means to connect the nozzle to the sleeve . The first snap connection means are arranged so as to hold the nozzle in an axially immobilised position with respect to the sleeve when the latter is fitted to and disconnected from the central body.