Abstract: A powder spraycoating gun and its gun housing. The spraygun housing is a plastic, integral body constituting a stock fitted with a powder discharge tube and a grip fitted with a powder intake tube.

Abstract: A microfluidic device including a microfluidic chip assembled to an electrospray structure. The microfluidic chip includes at least one microfluidic channel leading through an outlet aperture to a surface area of the microfluidic chip. The electrospray structure includes at least one thin, planar point provided with a capillary slot that terminates at the end of the point so as to form an aperture for ejection of a liquid to be sprayed. The electrospray structure is arranged on the surface area of the microfluidic chip so that the point is cantilivered with respect to the microfluidic chip and so that the outlet aperture of the microfluidic device leads to the capillary slot of the point, which microfluidic device also has a mechanism to apply an electrospray voltage to the liquid to be sprayed.

Abstract: A fuel injection valve for internal combustion engines has a valve housing composed of a first housing part and a second housing part which are connected to one another in a connecting region. In order to improve the strength of the connection in relation to the pressure of the fuel which prevails in an inner space, the housing wall of the first housing part is supported in the connecting region on the housing wall of the second housing part, and the housing wall of the second housing part is of reinforced design in the connecting region.

Abstract: A nozzle and bracket assembly having a minimal number of parts and particularly useful for mounting on a planter row unit includes a slotted bracket connected by a single bolt to the unit frame. A molded plastic nozzle body includes mounting tabs received by the bracket slots. The body snap fits into the bracket slots and is guided into position past locking offsets by the slots. A nozzle cap threaded onto the body constrains the body against upward movement in the slots and transfers harmful impact forces away from the nozzle body.

Abstract: A shower head structure includes a front cover disc, a water outlet disc, a joint base, a water stopper body and a water stopper. The shower head body is installed to the joint base, and the water stopper body is connected to the water outlet disc, and the water stopper is installed into the hollow hole of the water stopper body. When water flows into the shower head body, the water pressure pushes the water stopper and the water gasket to block the hollow hole and stop water coming out from outlet disc, but the water will come out from the periphery of the water stopper body instead. If an accessory is installed, the water stopper is pushed to interconnect a passage, so that the water will be supplied to the accessory from the middle of the front cover disc to produce a variety of splashes.

Abstract: A nozzle system for a fluidized bed including a pipe for insertion through an air distributor plate in the fluidized bed and extending up through a refractory material on the air distributor plate. A shaft is received in the pipe and has a washer and a collar which supports the shaft on the distal end of the pipe. A cap includes a top surface supported by a skirt, defining a protected annular exhaust space between the shaft and the cap skirt. Spaced discreet supports extend inwardly from the cap skirt supporting and centering the cap on the shaft.

Abstract: The invention relates to a device for delivering a biologically active composition comprising a nozzle head provided with at least one opening, and a pump for pumping the biologically active composition through the at least one opening so as to obtain a spray of droplets of said composition, to a plate for use in such a device, to a kit comprising a biologically active composition and such a plate, to the use of such a device for delivering a biologically active composition and to methods of making droplets comprising a biologically active composition through such a device.

Abstract: A water sprayer for a faucet includes a housing, a guide member, a valve seat, a nozzle unit, a press button and a valve shaft. Thus, the first nozzle and the second nozzle of the nozzle unit provides two different water output manners so that the water flow is injected outward from the nozzle unit in two different manners according to a user's requirement, thereby facilitating the user operating the water sprayer. In addition, the water flow can be injected outward from the nozzle unit in a stronger or weaker manner and with a larger or smaller area, thereby enhancing the working efficiency and saving the water resource.

Abstract: A liquid jetting apparatus (50) to jet a droplet of a charged liquid solution onto a base material, having: a nozzle (51) in which an edge portion thereof is arranged to face the base material K having a receiving surface to receive the jetted droplet, and an inside diameter of the edge portion from which the droplet is jetted is not more than 30 [?m]; and a liquid solution supplying section (35) to supply the liquid solution into the nozzle (51), wherein a jetting electrode (58) of the jetting voltage applying section (35) is provided on a back end portion side of the nozzle, and an inside passage length of the nozzle is set to at least not less than ten times of the inside diameter.

Abstract: The invention relates to an accessory adapted to be mounted on the end of an outlet conduit (4) of an air blast device (1). The accessory is in the form of a tube having an inlet, an outlet and a central passage therethrough, the axial passage or tube being mounted coaxially to the axis of the outlet conduit. The tube has a cross-sectional area that first decreases in the direction (F) in which the air is discharged from the air blast device and a cross-sectional area that then increases in the direction F, thus forming a convergent segment (A) followed by a divergent segment (B). The air blast device is of the type having an evacuation control valve disposed between its inlet and outlet for controlling air flow contained in a chamber or reservoir.

Abstract: An airless atomizing nozzle comprises a tubular body including a bore having an inlet and an outlet; a cylindrical member including a face and a cylindrical delivery channel secured at the outlet, the delivery channel having substantially uniform diameter; and a pin including a target area spaced from and directly over the delivery channel outlet. The delivery channel includes a tapered inlet and an outlet terminating at the face. A method for aligning a target on a pin over an orifice in an airless atomizing nozzle body is also disclosed.

Abstract: A shower head includes a mouth piece including a middle axial through channel for flow through of water, a rotationally symmetrical deflection element for the water being near the external outlet of the channel, which mouth piece is connected to a holder through which the water is fed, while the deflection element is held by a stem which with radial clearance projects axially in the channel, and is surrounded by a conical surface, the mouth piece limiting a cavity around and axially outside the deflection element, the conical surface projecting convergently outwardly. The stem may be conical at least in the portion being furthest away from the deflection element, whereby the surface of the stem converges towards the deflection element, and whereby the flow area for the water between the stem and the mouth piece is altered by axial movement of the mouth piece relatively to the holder.

Abstract: A liquid jetting apparatus (20) to jet a droplet of a charged liquid solution onto a base material, having: a nozzle (21) in which an edge portion thereof is arranged to face the base material K having a receiving surface to receive the jetted droplet, and an inside diameter of the edge portion from which the droplet is jetted is not more than 30 [?m]; a liquid solution supplying section (29) to supply the liquid solution into the nozzle (21); a jetting voltage applying section (25) to apply a jetting voltage to the liquid solution in the nozzle (21); and a convex meniscus forming section (40) to form a state where the liquid solution in the nozzle (21) protrudes from the nozzle edge portion.

Abstract: A stacked structure is formed such that a plurality of thin plates, which include at least one liquid flow passage thin plate provided with a liquid flow passage having a predetermined pattern formed on at least one surface, are stacked with an adhesive. A release groove for releasing the adhesive is formed on the liquid flow passage thin plate. An air release hole, which is communicated with the release groove and which penetrates in the stacking direction, is bored through a thin plate stack stacked on the liquid flow passage thin plate. An opening, which allows the air release hole to be open to the outside, is formed on the thin plate disposed at the outermost layer of the thin plate stack. The air release hole has a diameter which is larger than the width of the release groove and which is larger than the opening disposed on the outermost layer.

Abstract: An air nozzle includes a hollow casing, a plug received in the chamber and having a channel defined through the plug, a central tube movably received inside the channel of the plug and having an outer threading formed on an outer periphery thereof, a nozzle rotatably received inside the chamber and having a nose out of the top open end of the hollow casing and a compartment to receive therein the central tube and the plug and a cap to secure the nozzle, the central tube and the plug inside the hollow casing such that movement of the central tube allows the air nozzle to adapt to various positions of a central pin of a second air nozzle in an object for inflation.

Abstract: An engine and high pressure pump are mounted onto a wheeled chassis. High pressure water is distributed to a rotating wand and nozzle assembly on the wheeled chassis so that as the chassis is moved along a linear path, high pressure water is sprayed onto an underlying surface to clean the surface. Optional diffusion plates may be used to prevent high pressure water from being sprayed directly onto the underlying surface in part of the rotational path defined by the wand and nozzle assembly.

Abstract: A micro-nozzle for generating micro-bubbles. The micro-nozzle includes a liquid inlet forming a liquid path, a gas inlet, and a constricting wall positioned in the liquid path and shaped to abruptly constrict said liquid path to a width of less than approximately 20 um and then gradually diverge.

Abstract: A system for retaining and locating a jewel of the type comprising a nozzle for a water cutting system includes a first support structure component having a water discharge passageway extending therethrough and having an exterior locating surface formed at the water receiving end of the water directing passageway. A second support structure component has a water directing passageway formed therein and has a jewel receiving cavity formed therein at the discharge end of the water receiving passageway. The second support structure component further comprises a chamber for receiving and retaining the first support structure component with the locating surface thereof positioned in engagement with the locating surface of the jewel.

Abstract: A carbon dioxide snow apparatus of the present invention includes a carbon dioxide snow generation system and a propellant generation system connected to a common carbon dioxide gas source. The carbon dioxide snow generation system includes a condenser having a at least two connected segments, wherein a first segment has a lesser diameter than the a second segment to provide a stepped expansion cavity for cooling and condensing liquid carbon dioxide into solid carbon dioxide snow. Several snow generation systems, each separately controllable with separate condensers, may be integrated with the propellant generation system and common carbon dioxide source to provide for a multiplicity of carbon dioxide snow applicators for integration into both manual and automated machining processes.

Abstract: A spray nozzle comprises a nozzle body having a gas inlet connected to a gas supply line and a liquid inlet connected to a liquid supply line, and an orifice body controlling the rate at which liquid can flow, in use, from the liquid inlet to a mixing zone, wherein the orifice body is removable from the nozzle body without requiring disconnection of the nozzle body from the liquid supply line.

Abstract: The present invention is directed to a device for splitting a propelled aerosol cloud. The device utilizes a curved spray chamber and a thermal technique to divert any desired portion of the aerosol to waste. The remainder of the aerosol is made available to an ELSD or similar instrument for analysis.

Abstract: Showerheads with two or more nozzles configured to deliver water streams that converge at one or more regions. Prior to convergence, the converging water streams may generally retain a recognizable shape determined by the type of nozzle. Upon convergence, at least portions of the converging water streams may substantially disperse into multiple individual water droplets. The nozzles, or a face plate or other components joining the nozzles to a showerhead, may be selectively movable to selectively move the region or regions of convergence closer to or further away from the showerhead, or to convert the nozzles from delivering converging streams to delivering non-converging streams or vice versa. Some showerheads may further include other nozzles for delivering water from the showerhead in other modes, such a high pressure mode, a pulsating mode, a mist mode, and so on.

Abstract: The invention relates to a nozzle system for a delivery device for liquids, wherein the nozzle system comprises a nozzle and a device which fixes the nozzle in the delivery device. The delivery device, an atomiser, has a liquid reservoir from which a liquid is forced through the nozzle under pressure. The nozzle fixing means may itself be secured by a second fixing, e.g., in the form of a check nut, or the fixing may itself be a check nut. According to the invention the fixing means on the nozzle outlet side has a specific geometry which minimizes the proportion of dispensed liquid deposited on the fixing means. Preferably, the present invention is part of a propellant-free device for nebulizing pharmaceutical liquids.

Abstract: A filter for use with overhead sprinkler irrigation systems is disclosed. The filter includes a hollow cylindrical body, a removable screen, and a manually-actuated plunger adjacent the screen. The plunger is positioned for reciprocal movement through a debris outlet between an open, debris-discharging position, and a closed filtering position. The plunger defaults to the closed filtering position by pressurized water flowing through the body. The water is simultaneously filtered through the screen and passes out a clean water outlet while debris accumulates within the body. The plunger may be manually retracted to the open, debris-discharging position at any time, whereby accumulated debris is flushed out of the body through the debris outlet by residual water flowing therethrough.

Abstract: The device is comprised of a jet body (2) and a body for a fan shaped squirt (3) which can be mutually coupled. The squirt body (3) has a squirting orifice (9) which comprises four consecutively connected portions, of which, in the washer fluid flow direction, the first portion (10) is conical and in decreasing section; the second section portion (11) forms a spherical cap in decreasing section; the third portion (12) is in rectangular cross-section and in increasing section; and the fourth portion (15) is in rectangular cross-section in decreasing section in said flow direction and configures a convex outlet edge (16), which is surrounded by an outer lateral squirting groove.

Abstract: A nozzle for generating a high-pressure jet of a flowable medium, having a nozzle body and a nozzle disk which is embedded in the nozzle body in a recess. The nozzle body includes an axial nozzle bore which leads into at least one of an inlet bore and an outlet bore. The nozzle disk rests under compressive strain on contact surfaces of the recess. Also included is a method for creating a nozzle having a nozzle disk embedded in a nozzle body, the steps comprising: providing a nozzle disk; forming a nozzle body around the nozzle disk in a recess so as to create compressive strain on contact surfaces of the nozzle disk.

Abstract: A spraying device for atomizing a liquid is proposed. The spraying device includes a nozzle plate and an actuator. The nozzle plate is provided with a plurality of nozzle apertures. Each of the nozzle apertures includes an entry end for the liquid to enter and an exit end for the liquid to exit. The entry end and the exit end of at least one of the nozzle apertures are asymmetrical structures. The actuator is integrated with the nozzle plate to actuate atomization of the liquid. The spraying direction of a liquid droplet after the liquid is atomized can be controlled by modifying the shape of the exit end of the nozzle aperture.

Abstract: This invention relates to a spraying and atomization device of a saline mixture consisting of a minimum number of pieces integrated in a main head or base of those that are arranged underground in automatic centralized installations of electronic activity and control, comprising a prismatic body laterally reinforced by a group of ribs and a front fitting in the lower part thereof communicating through a vertical duct with an inner chamber where there is housed a support body and a spraying and diffuser nozzle, and in the latter there is a feed nozzle ending in a stepped neck where a fixing washer is assembled housed on the upper opening of said head-base and fixed by pressure on the upper neck of the support body and spraying and diffuser nozzle.

Abstract: The invention concerns an insulating nozzle for a gas blast circuit breaker. In accordance with the invention, the material constituting the nozzle comprises (A) 90% to 99.9% by weight of a fluorinated polymer, and (B) 0.1% to 10% by weight of a filler based on at least one oxide selected from (B1) SiO2 and other oxidized forms of metals from column IVA of the periodic table, and (B2) ZnO, CdO and other oxidized forms of metals from column IIB of the periodic table.

Abstract: A fluid dispense tip includes a bevel at an opening to reduce the amount of surface tension, or “land”, at the opening. The bevel is formed by grinding in a longitudinal direction such that any tooling scars resulting from the grinding operation are likewise longitudinally oriented, further reducing the amount of surface tension in the tip, thereby leading to heightened dispensing accuracy. The tip may be machined from stock as a unitary piece, to increase its lifetime, and may be formed with a bore of a relatively large diameter that is tapered down to a smaller diameter near the tip opening, to allow for delivery of fluid through the tip body at a decreased pressure. A cleaning tool may be provided for removing residual material from the inner surfaces of the tip. A removable liner sleeve may be provided within the bore to reduce the effective inner diameter of the dispense tip.

Abstract: A velocity-profile modifying device is located between a heat component and an air pouring apparatus. The air pouring apparatus pours the air into the heat component via an air moving track. The velocity-profile modifying device is set at the air moving track and is used for modifying a first velocity-profile of airflow by the air pouring apparatus to a second velocity-profile and further for making the air distribute evenly toward the heat component. By providing the velocity profile modifying device, a better distribution of the airflow toward the heat component and a stable temperature status of the heat component can be achieved.

Abstract: A nozzle system is provided comprising a nozzle tip supported in a nozzle body with an alignment member. The alignment member has a connection for engaging a corresponding connection located on the nozzle body. The alignment member also has an aperture concentric with the sleeve that has a tapered engagement surface for contacting a tapered engagement surface on the nozzle tip. A first melt channel is defined through the nozzle body and a second melt channel is defined through the nozzle tip. The melt channel in the nozzle tip has a first section that extends along a first axis from an inlet, a second section that extends from the first section at an incline and a third section that extends from the second section parallel to and eccentric with the first axis. The resulting melt channel defines a straight through channel parallel to said first axis from said inlet to said opening.

Abstract: A compact gassing lance including tubing having a tubing plenum and a distribution opening; a supply line operably connected to supply gas to the tubing plenum; and a screen attached to the tubing over the distribution opening and forming a screen plenum; wherein the screen plenum receives directional gas flow from the distribution opening and laminarizes the directional gas flow.

Abstract: An atomizer includes a T-shaped chamber with tapered insides and an outlet which is in communication with the chamber. A first path is located in a center area in the chamber so as to introduce molten metal therein and two second paths are introduced into the chamber so as to send inert gas into the chamber. A separator is located in the chamber and located at an outlet end of the first path. A narrow passage is defined between an inside of the outlet and the separator. The impact of the inert gas and the molten metal atomizes the metal.

Abstract: The invention relates to an apparatus and process for solid-state deposition and consolidation of powder particles entrained in a subsonic or sonic gas jet onto the surface of an object. Under high velocity impact and thermal plastic deformation, the powder particles adhesively bond to the substrate and cohesively bond together to form consolidated materials with metallurgical bonds. The powder particles and optionally the surface of the object are heated to a temperature that reduces yield strength and permits plastic deformation at low flow stress levels during high velocity impact, but which is not so high as to melt the powder particles.

Abstract: Various nozzles, components of nozzles, and methods, materials and devices for making them are disclosed.

Abstract: A system for retaining and locating a jewel of the type comprising a nozzle for a water cutting system includes a first support structure component having a water discharge passageway extending therethrough and having an exterior locating surface formed at the water receiving end of the water directing passageway. A second support structure component has a water directing passageway formed therein and has a jewel receiving cavity formed therein at the discharge end of the water receiving passageway. The second support structure component further comprises a chamber for receiving and retaining the first support structure component with the locating surface thereof positioned in engagement with the locating surface of the jewel.

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: The present invention is directed to a gas supply nozzle plate constructed by laminating a plurality of metal members each having a fluid path and branch. A fluid nozzle plate member provided by the invention has high sealing at a joined part, and high reliability even when used in high vacuum or at a high temperature. The fluid nozzle plate member comprises a plurality of plate-like metal members each having a fluid path and/or a branch. In this case, the plurality of plate-like metal members are laminated, and the laminated surfaces thereof are joined together by press forging.

Abstract: The invention relates to an improved mixing arrangement for, primarily, moving bitumen in steam from sources of such bitumen and steam to a reactor or coker for further processing of the bitumen into petroleum products. The invention provides a main conduit connected to an atomizing nozzle mounted in a wall of the reactor and first and second conduits for flowing bitumen and steam respectively into the main conduit. The first conduit is angled relative to the main conduit at an acute angle of about 45° and the second conduit is angled relative to the main conduit at an acute angle of about 30°. The second conduit is positioned upstream of the first conduit by a short distance of about 23 mm and may be angled radially relative to the first conduit by any angle, although a 90° angle is preferred.

Abstract: A fan jet nozzle for use with an ultra high pressure liquid-phase cleaning media for use in a deflashing apparatus includes a nozzle tip, which is made of a super hard material such as diamond, and is secured inside a nozzle holder through sintering. Upper and lower nozzle bores above and beneath the nozzle tip are processed to converge and communicate with each other inside the nozzle tip, resulting in a center nozzle hole having an elliptical shape. One of the upper and lower nozzle bores is processed into a circular cone shape, and the other one of the upper and lower nozzle bores is processed to have an arched longitudinal sectional shape and a cross sectional shape wherein its width increases toward a center thereof and decreases toward both sides thereof.

Abstract: A washer nozzle includes a spread jet opening for basically jetting washer fluid in a predetermined direction of a vehicle; and a jet opening for accessorily and intensively jetting part of the washer fluid as a directional jet flow which is different from the spread flow basically jetted from the spread jet opening. The washer fluid is jetted and sprayed over a large area in a fan-shaped spread flow from the spread jet opening. Further, the washer fluid is intensively sprayed as the directional jet flow from the jet opening. Thus, sweeping performance of the washer nozzle and a washer apparatus is improved such that the directional jet flow is not substantially affected by airflow during high-speed driving so that the washer fluid is effectively utilized so as to be sprayed and supplied to areas that are prone to be left unwashed.

Abstract: Tubular needles have a reduced inner diameter tip portion that increases back pressure behind the tip portion. This constricted tip portion promotes improved atomization, particularly when the liquid passes through the needle at near-supercritical conditions. A preferred method for constricting the inner diameter of a needle tip is to dip the dip of the needle in an electroless plating solution, such as an electroless nickel solution.

Abstract: The present invention is directed to a nozzle capable of producing a high impact waterjet when supplied with a source of ulta-high pressure liquid. The nozzle is constructed and arranged to infuse fluid into a high velocity stream of liquid passing through the nozzle to create a bubble rich waterjet. When the waterjet strikes against a surface the bubbles implode, amplifying the impact of the water against the surface.

Abstract: The sprinkler includes the following structural members: a body (1) with a channel for liquid supply, a thermally responsive unit with a valve (4) closing the sprinkler outlet, and a thermally responsive unit attachment. In the first alternative embodiment a sprinkler channel is formed by a segment (10) of a cylindrical configuration connected with a segment (11) made as a conical diffuser. To generate a fine uniform gas-and-drop stream of a high kinetic energy and space-uniform distribution the cylindrical segment (10) length exceeds the channel diameter at this segment. The segment (11) length in the form of conical diffuser exceeds the channel diameter at the cylindrical segment (10). In the second alternative embodiment the sprinkler has two coaxial liquid supply channels. The length of the axial cylindrical channel exceeds its diameter. The second annular channel is coaxial to the first channel and fitted with helical guide components.

Abstract: A shower head assembly includes a main body, a water outlet panel, a mounting tube, a shade, and a locking nut. Thus, the mounting tube is indirectly combined with the water outlet pipe by the universal connector to form a pivotable shower head and is directly combined with the water outlet pipe to form a fixed shower head, thereby enhancing the versatility of the shower head assembly. In addition, the shower head assembly is provided with a shade having a variable shape to vary the pattern and profile of the shower head assembly, thereby enhancing the aesthetic quality and decreasing costs of the shower head assembly.

Abstract: Disclosed is a device for increasing entrainment and mixing in an air/fuel zone of a direct fuel injection system. The device comprises an ejector nozzle in the form of an inverted funnel whose central axis is aligned along the central axis of a fuel injector jet and whose narrow end is placed just above the jet outlet. It is found that effective ejector performance is achieved when the ejector geometry is adjusted such that it comprises a funnel whose interior surface diverges about 7° to about 9° away from the funnel central axis, wherein the funnel inlet diameter is about 2 to about 3 times the diameter of the injected fuel plume as the fuel plume reaches the ejector inlet, and wherein the funnel length equal to about 1 to about 4 times the ejector inlet diameter. Moreover, the ejector is most effectively disposed at a separation distance away from the fuel jet equal to about 1 to about 2 time the ejector inlet diameter.

Abstract: A nozzle and the method for manufacturing thereof are disclosed. The manufacturing method includes the following steps: 1. forming a base with a closure and a supporting frame with two corresponding shafts on the top thereof via extruded hard plastic; 2. inserting a central mold into the supporting frame such that the shafts on the top of the supporting frame may be slightly outward; 3. secondly applying extruded plastic on the top of the supporting frame to form a mouthpiece; and 4. thirdly applying extruded plastic on the bottom of the supporting frame to accomplish a nozzle with excellent touch feeling and firm structure. By way of the above steps, the nozzle according to the present invention presents a soft touch feeling and would not easily fall off of the conduit of the water bag due to the sucking of the user.

Abstract: The spraying device comprises: a tubular body which defines a chamber connected to a supply of water under pressure, a nozzle (1) with atomizer and a constriction organ in the form of a valve (6) in order to form a thin-walled hollow jet. The orifice (7) of the nozzle comprises a surface shaping the jet which is arranged to produce at the level of this latter an asymmetry of rotation. The spraying device preferably comprises two nozzles centered in the same plane and forming between them an angle which is of the order of 80°. The valves of these two nozzles are controlled simultaneously by appropriate elements.

Abstract: A fluid dispense tip includes a bevel at an opening to reduce the amount of surface tension, or “land”, at the opening. The bevel is formed by grinding in a longitudinal direction such that any tooling scars resulting from the grinding operation are likewise longitudinally oriented, further reducing the amount of surface tension in the tip, thereby leading to heightened dispensing accuracy. The tip may be machined from stock as a unitary piece, to increase its lifetime, and may be formed with a bore of a relatively large diameter that is tapered down to a smaller diameter near the tip opening, to allow for delivery of fluid through the tip body at a decreased pressure. The tip may optionally be formed with a Luer™-style fitting on the body, such that the tip is compatible with pumps that utilize such a fitting.