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Fluid rotation inducing means upstream of outlet

Subclass of:

239 - Fluid sprinkling, spraying, and diffusing

239461000 - FLOW DEFLECTING OR ROTATION CONTROLLING MEANS

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
239463000 Fluid rotation inducing means upstream of outlet 75
20080230633Discharge Head For Fluids - A discharge head for fluids, with a discharge nozzle (09-25-2008
20080251611Misting Apparatus - A humidifier (10-16-2008
20090050714FUEL NOZZLE FOR A GAS TURBINE ENGINE - In the fuel nozzle, the fuel is circulated in a helical path around the interface of a stem of the fuel nozzle and a flange for increase the cooling.02-26-2009
20090078795Liquid Atomizer for Agricultural Applications - A liquid atomizer for agricultural use includes at least one canal in fluid communication via a chamber with an outlet. At least a section of the canal extends along a straight line and tangentially opens into the chamber.03-26-2009
20090140077NOZZLE SYSTEM FOR INJECTOR - A nozzle system for an injector may include a casing that has an inlet through which liquid flows and an injector outlet through which liquid is outwardly injected, a swirler that is disposed inside the casing and includes at least one swirl groove formed in the exterior circumference thereof through which liquid passes and a swirl chamber formed between an end portion thereof and the injector outlet, and a needle for controlling liquid injection whereby swirl torque is generated when the liquid flows into the swirl chamber through the swirl groove and the liquid swirls in the swirl chamber.06-04-2009
20090256007REPAIRABLE FUEL NOZZLE - A repairable fuel nozzle is disclosed, comprising an adaptor configured to direct a fuel flow from at least one flow passage in a fuel distributor to a pilot assembly comprising a fuel swirler.10-15-2009
20100123027BLADED COAL DIFFUSER AND COAL LINE BALANCING DEVICE - A coal nozzle assembly for a pulverized coal burner includes a diffuser. A flow conditioner also may be used with the assembly. The assembly conditions the coal/air flow before the coal/air flow is introduced to the furnace. The flow conditioner directs the coal into the diffuser where it is swirled to form a fuel rich outer ring disposed about an air rich inner portion before the fuel is delivered to the coal nozzle.05-20-2010
20100320292SHOWERHEAD FOR EMERGENCY FIXTURE - An apparatus for controlling a flow of fluid in an emergency fixture is disclosed. The apparatus includes a body and a control element at least partially located in the body and configured to impart rotation into the fluid flow. The control element includes an inlet that receives the fluid flow. The control element also includes a first outlet portion configured to guide a first portion of the fluid flow out of the control element as an axial flow and a second outlet portion configured to provide rotation to a second portion of the fluid flow relative to the axial flow. The first portion of the fluid flow exits the control element at a position downstream from the position that the second portion of the fluid flow exits the control element.12-23-2010
20110036931SPRAY NOZZLE ASSEMBLIES - A spray nozzle assembly includes a body and a spray nozzle retainer cap, and further including a device for protecting wear components from damage. Preferably, housings are provided within the spray nozzle assembly for protecting wear components, such as a swirl chamber and an orifice disc from damage. A sealing device is included within the nozzle assembly, which is subject to only compressive forces.02-17-2011
20110057057PUSH-BUTTON FOR A PRESSURIZED PRODUCT DISPENSING SYSTEM - A push-button for a pressurized product dispensing system, including a body having a mounting shaft on a pressurized product supply tube and a housing equipped with a passage for dispensing the product between the shaft and a swirl assembly including a swirl chamber provided with a dispensing aperture as well as at least one supply channel for the chamber, in which the push-button also includes a needle movably mounted in the housing between a position closing the supply of the dispensing aperture and a position opening the supply; the needle has an actuation bearing in communication with the dispensing passage so as to enable the movement of the needle into the opening position; the needle has a distal wall arranged opposite the dispensing aperture so as to form the base of the swirl chamber when the needle is in the opening position, and the distal wall has a recess.03-10-2011
20110139902SYSTEM AND METHOD FOR SWIRL GENERATION - An apparatus for producing swirling flow in a pipeline is provided. The apparatus comprises in flow series: an inlet pipe, a flow deflection section, and an outlet pipe. The inlet pipe is configured such that fluid arrives in the flow deflection section from the inlet pipe and the outlet pipe has one or more apertures formed in a radially outward side wall thereof for the entrance of fluid to the outlet pipe from the flow deflection section. The apertures are configured such that the entering fluid adopts a swirling flow in the outlet pipe. The flow deflection section is configured such that, in the flow deflection section, fluid arriving from the inlet pipe is deflected to a location radially adjacent the apertures while maintaining a substantial component of flow in said principal direction.06-16-2011
20110163186DISPENSING APPARATUS - A liquid dispensing apparatus includes a container having a compressible section and a tip section extending from the compressible section. The compressible section is compressible in response to actuation. The dispensing apparatus further includes a nozzle member coupled to the container that includes an orifice. Finally, the dispensing apparatus includes a fluidic channel providing fluid communication between the volume and the orifice that includes a spin chamber for imparting a spinning motion to the liquid to atomize the liquid prior to urging the liquid out of the orifice.07-07-2011
20110233307FUEL INJECTION VALVE - A fuel injection valve has a valve body, a valve seat member having a valve seat and an opening portion formed at a downstream side of the valve seat member, a swirl chamber providing swirl to fuel, an orifice nozzle formed at a bottom of the swirl chamber and jetting the fuel, a communication conduit connecting the swirl chamber and the opening portion of the valve seat member, and a fuel inflow prevention wall provided at a connecting area between the communication conduit and the swirl chamber. The fuel inflow prevention wall is formed so as to prevent an incoming fuel from the communication conduit from directly flowing into the orifice nozzle and to suppresse a collision between a flow of the fuel that swirls and comes to the connecting area and a fuel flow coming from the communication conduit.09-29-2011
20110248099AEROSOL SPRAY DEVICE - An aerosol spray device comprising a pressurised or pressurisable container and a spray discharge assembly mounted on the container. The spray discharge assembly comprises a valve stem moveable from a first limit position to a second limit position to effect spray discharge from the device, a spray outlet region having an outlet orifice from which fluid from the container is discharged, and a flow conduit for supplying fluid from the container to the spray outlet region. The flow conduit has at least one first inlet for liquid from the container and at least one second inlet at the same distance along the conduit as the first inlet(s) or downstream of the first inlet(s) for propellant gas from a headspace of the container. A valving arrangement is adapted such that movement of the valve stem from its first to second limit position opens the first and the second inlets to cause a bubble laden flow to be created in the flow conduit and movement of the valve stem back to its first limit position closes the first and the second inlets.10-13-2011
20110303768FLUID DISPENSER HEAD - A fluid dispenser head comprising: 12-15-2011
20120228405LIQUID SWIRLER FLOW CONTROL - A flow directing device for imparting swirl on a fluid includes a flow directing body having a first surface and opposed second surface. A flow channel is defined in the first surface of the flow directing body for conducting fluids flowing through the flow directing body. The flow channel includes a channel surface set in from the first surface. A swirl bore extends though the flow directing body from the channel surface to the second surface of the flow directing body at an oblique angle relative to the channel surface for imparting a tangential swirl component onto fluids flowing through the swirl bore. Having an asymmetrical terminus portion of the channel surface, and positioning of the swirl bore within the terminus portion, allow control of the swirl direction for flow within the terminus portion and swirl bore.09-13-2012
20120273596Low Cost Trigger Sprayer - A trigger sprayer has a housing, a piston bore within the housing, and a piston reciprocally mounted within the piston bore. The housing further includes a flow passage through which liquid passes from a passage inlet to a passage outlet. An actuator is operable to reciprocate the piston within the piston bore between a vacuum stroke creating reduced pressure in the piston bore and a compression stroke creating increased pressure in the piston bore. A valve assembly within the flow passage controls the flow of liquid through the flow passage upon operation of the actuator. The valve assembly further comprises a check valve and a priming valve. The sprayer has a closure for mounting the sprayer to a container. The valve seat for the check valve is in a component formed separately from and operatively connected to the housing.11-01-2012
20120292408MULTIPOINT INJECTORS WITH STANDARD ENVELOPE CHARACTERISTICS - A multipoint injector ring includes a distributor ring defining a central axis and having a fluid inlet and a plurality of swirlers in fluid communication with the fluid inlet for imparting swirl on fluid from the fluid inlet. The swirlers are defined in a downstream surface of the distributor ring. An orifice ring is mounted to the distributor ring. The orifice ring defines a plurality of fluid outlets circumferentially spaced apart with respect to the central axis. Each fluid outlet is aligned downstream of a respective swirler for injecting swirling fluid from the swirlers in a downstream direction.11-22-2012
20120298779FLEXIBLE SPRAY NOZZLE FOR HIGH PRESSURE WASHERS - A swivel nozzle mechanism used with a high pressure fluid washer attaches to an output wand, typically through a flexible hose, to direct a high pressure fluid from the washer to a directed target. The swivel nozzle mechanism attaches to a distal end of the wand and is controllable by a handle mechanism attached to the wand which enables the rotation of a spray nozzle about an axis, normal to the wand axis, at the distal end of the wand. The handle controls the direction of rotation of the spray nozzle and has a plurality of stable operating points resistant to movement and thereby providing for prolonged use at a fixed position.11-29-2012
20130146680INJECTION LANCE WITH VARIABLE SWIRL - A fuel injection lance for an ore-smelting furnace includes a central conduit, a first conduit and a second conduit. The first and second conduits are concentric with the central conduit. A central conduit is connected to a fuel mixture. The first and second conduits are in flow communication with a gas source. The first and second conduits have gas flowing at independently controllable gas flow rates relative to the other conduit. A swirl portion has a cylindrical body with a hollow interior cylinder, and vertical and helical channels formed within the body portion. Vertical channels traverse the body portion vertically to the outer surface adjacent to the bottom surface. Helical channels traverse the outer surface in a helical pattern. Vertical channels intersect with corresponding helical channels at a predetermined angle selected to provide a desired particle distribution of a fuel injected into the furnace.06-13-2013
20130175367Fuel Injection Valve - One passage for swirling is formed in an orifice plate fixed on a nozzle body. Two swirl chambers in which fuel is caused to swirl so that the fuel has swirling force are provided at an end of the one passage for swirling on the downstream side of the flow direction of fuel. Therefore, the collision between the swirling flow in the swirl chamber and the fuel flowing in the passage for swirling is mitigated, and the swirling flow can be smoothly produced to promote pulverization of sprays injected from fuel injection ports.07-11-2013
20130200179LIQUID FUEL SWIRLER - A flow directing device for imparting swirl on a fluid includes a flow directing body having an inboard surface and opposed outboard surface. A flow channel is defined in the outboard surface of the flow directing body for conducting fluids flowing through the flow directing body. The flow channel includes a channel floor and a sidewall extending from the channel floor to the outboard surface of the flow directing body. A swirl port extends from the sidewall of the flow channel though the flow directing body to the inboard surface of the flow directing body for mitigating pressure loss when discharging fluid from the flow channel.08-08-2013
20130214063VARIABLE ANGLE MULTI-POINT INJECTION - A nozzle for injecting liquid includes a nozzle body defining a flow channel and a swirl ante-chamber in fluid communication with the flow channel. An injection point orifice is defined in the swirl ante-chamber. The flow channel feeds into the swirl ante-chamber to impart a tangential flow component on fluids entering the swirl ante-chamber to generate swirl on a spray issuing from the injection point orifice. A second flow channel can be included in fluid communication with the swirl ante-chamber. The second flow channel feeds into the swirl ante-chamber in cooperation with or in opposition to the first flow channel. The first flow channel, second flow channel, and swirl ante-chamber are configured and adapted to adjust spray angle of a spray issuing from the injection point orifice by varying flow apportionment among the first and second flow channels.08-22-2013
20130256428Fuel Injection Valve - An object of the present invention is to provide a fuel injection valve that is made superior in atomization performance by preventing an influence of minute deformation occurring when an orifice plate is assembled to a nozzle body, thereby reducing fuel leakage from a swirling passage to increase the strength of a swirl flow. The valve includes a valve body openable and closable to jet fuel; a nozzle body having a valve seat surface capable of coming into contact with the valve body to block the jet of fuel; and an orifice plate disposed downstream of the valve seat surface and having a plurality of fuel injection holes adapted to jet swirl fuel. The nozzle body has an end face portion with a downwardly convex inclined surface.10-03-2013
20130292495LOW PRESSURE WATERMIST NOZZLE MANIFOLD - The invention is characterized by consisting of a body (11-07-2013
20140042249REVOLVINGLY SPRAYING DEVICE - A revolvingly spraying device includes a sheath tube and a revolvingly spraying tube. The revolvingly spraying tube includes a transmitting tube and a curved tube connected with the transmitting tube. The transmitting tube is inserted within the sheath tube. A front bearing is provided in one end, near the curved tube, of the transmitting tube, and a rear bearing is provided in the other end of the transmitting tube. The revolvingly spraying tube has a front position limiting portion radially protruding therefrom to retain the front side of the front bearing, and a rear position limiting portion radially protruding therefrom to retain the rear side of the rear bearing. Thus, the revolvingly spraying device has fewer component parts and is convenient for assembly.02-13-2014
20140084085FUEL INJECTOR - A fuel injector which injects a gaseous fuel includes a nozzle and a housing. The nozzle has an outlet which injects the gaseous fuel at a flow rate greater than or equal to a predetermined rate. The housing has a mixing chamber which communicates with the outlet. The housing further has an air introducing passage which introduces an outer air into the mixing chamber and an injection hole which injects an air-mixed fuel formed by mixing the gaseous fuel with the outer air. Thus, a mixing of the gaseous fuel and the outer air can be improved, and the gaseous fuel can be efficiently combusted.03-27-2014
20150053793REPLACEMENT OIL CARTRIDGE TIP AND METHOD - Various embodiments include apparatuses adapted to be used as a replacement oil cartridge tip. In some embodiments apparatuses include a replacement swirler ring for an oil cartridge tip, the replacement swirler ring having an annular main body including an inner diameter surface sized to be joined to an outer diameter surface of the oil cartridge tip by a metal joining process including one of brazing, welding temperature or mechanical interference and an outer diameter surface including channels evenly spaced about a primary axis of the annular main body, wherein the annular ring includes a material that is at least as wear-resistant as a material of the oil cartridge tip.02-26-2015
20150060572NOZZLE PLATE FOR FUEL INJECTION DEVICE - In a nozzle plate for a fuel injection device which can inject fuel flowed out from a fuel injection port of the fuel injection device in a sufficiently atomized state, a portion of fuel which flows in the inside of a nozzle hole impinges on an interference element, is sharply bent so as to flow backward by an impinging surface of the interference element which is formed of an annular recessed surface, is made to impinge on fuel which intends to advance straightly and pass through the nozzle hole and the orifice, and forms the flow of the fuel which intends to advance straightly and pass through the nozzle hole and the orifice into a turbulent flow. As a result, the nozzle plate for a fuel injection device further enhances the level of the atomization of fuel.03-05-2015
20150090814DUAL TURBINE SHOWERHEAD - A dual turbine showerhead provides multiple spray modes emanating from the head. The showerhead includes an inlet orifice, a backplate, a first turbine located side-by-side with a second turbine, a faceplate forming a first orifice group and a second orifice group, a first fluid channel in fluid communication with the first and second turbines and the first orifice group, and a second fluid channel in fluid communication with the second orifice group. In another embodiment, the showerhead includes first and a second turbines located side-by-side and a valve body that channels a fluid to the first turbine and the second turbine. In another embodiment, the showerhead includes a first and a second turbine located side-by-side along a centerline of the showerhead, a corresponding outlet region is arranged along the centerline and additional outlet regions are laterally spaced therefrom.04-02-2015
20160039596SPRAY INSERTS - According to a first aspect, a spray insert includes a sidewall and a first vane extending from the sidewall. The spray insert also includes an endwall including a discharge outlet. The spray insert further includes a first boss including a tip and a side to direct a fluid product toward a swirl chamber. The boss is disposed on the endwall and extends from the vane. The side has a point of inflection.02-11-2016
20160059247DISPENSER HAVING CONVERGENT FLOW PATH - A spray system for dispensing fluid products. The spray system comprises a discrete inlet port. Fluids, such as liquid, admitted to the inlet port flows into an open volume defined by a convergent surface of revolution about a longitudinal axis. The convergent surface of revolution circumscribes the longitudinal axis and, fluid flowing therethrough, towards an outlet nozzle. At least a portion of the surface of revolution is convex, concave or a combination thereof, so as not to be rectilinear.03-03-2016
20170231461RINSE ARM SYSTEM FOR WAREWASHER08-17-2017
20180023600FLUID SUPPLY PIPE01-25-2018
239466000 Serially arranged whirlers 5
20120193454Fuel Injection Valve - There is provided a fuel injection valve, in which uniformity in swirl intensity in a peripheral direction of a swirl fuel is heightened.08-02-2012
20130193234OUTLET MECHANISM WITH PULSING AND ROTATING WATER EFFECT AND A WATER PROCESSOR WITH PULSING AND ROTATING WATER EFFECT - The present invention is provided with an outlet mechanism with pulsing and rotating water effect, wherein comprising a body and a water processor, the body is disposed with an inlet end and an outlet end, a waterway connected to the inlet end and the outlet end is disposed inside the body, the waterway is disposed with a first cavity, the first cavity is disposed with an inlet hole connected to the inlet end, the section area of the inlet hole is smaller than the discharge area of the first cavity; the water processor is disposed with a corkscrew waterway, which is connected to the inlet end and the outlet end. The outlet mechanism is with simple structure, and it needs less components to be fitting to industrial production.08-01-2013
20150021414Fuel Injector - A fuel injection valve includes: a swirl chamber having an inner peripheral wall formed to be gradually increased in curvature toward a downstream side from an upstream side; a swirl passage, through which a fuel is introduced into the swirl chamber; and a fuel injection port opened to the swirl chamber, wherein the swirl chamber and the swirl passage are formed so that a side wall of the swirl passage connected to a downstream end side of the swirl chamber, or an extension thereof is made not to intersect a downstream side portion of the inner peripheral wall of the swirl chamber, or an extension thereof,01-22-2015
20150048182DOUBLE SWIRL CHAMBER SWIRLERS - A swirler for swirling fluid in a nozzle has a swirler body. The swirler body defines an inlet end, an outlet end opposed to the inlet end, and a circumferential periphery. The circumferential periphery extends axially from the inlet end to the outlet end. The outlet end defines a first swirl chamber. The inlet end defines a second swirl chamber.02-19-2015
20160030954Owl, Double-bowl and slot-bump fluidic oscillator circuits, improved fluidic nozzle assemblies and methods for generating sprays with enhanced cold performance - A fluidic circuit configured to spray an oscillating pattern of fluid droplets, having an inlet in fluid communication with a source and including a power nozzle with an oscillation chamber having a fluid jet steering section in fluid communication with the power nozzle and having either (a) a first fluid pressure accumulating volume opposite a second fluid pressure accumulating volume or (b) a first fluid jet attachment feature opposing a second fluid jet attachment feature. The fluid jet steering section is in fluid communication with and emits a fluid jet into an oscillation inducing interaction region with opposing first and second side wall ears or features which define an oscillation inducing interaction region in the oscillation chamber for causing the jet of fluid to rhythmically sweep back and forth between the sidewalls in the oscillation chamber and create a distally projecting oscillating spray.02-04-2016
239468000 Whirl chamber transversely offset to single inflow path (i.e., tangential inflow) 11
20080203193NOZZLE-BASED ATOMIZATION SYSTEM - An improved atomization system for aerosolizing liquids including a vortexing nozzle and a flat or protruding face on the nozzle exit orifice. The system can also include a diverging mouthpiece insert. The present invention can produce a high fine particle fraction and modest throat deposition in conjunction with reduced aerosol plume velocity and impact force.08-28-2008
20080217435Spray Nozzle - A spray nozzle (09-11-2008
20100116909NOZZLE AND DISPENSER INCORPORATING A NOZZLE05-13-2010
20120018539SPRAY BUTTON - A spray button which is capable of spraying a content widely and decreasing the diameter of a sprayed particle. In the spray button comprising a spray button body and a nozzle body and having a rotation chamber, a spray orifice, and a plurality of spray grooves, assuming a diameter of the rotation chamber to be (D), a diameter of the spray orifice to be (Da), a width of a connection portion with the spray grooves and the rotation chamber to be (Dd), and a length from a stem-side sidewall of the nozzle body to a tip of the spray orifice to be (L), the relationships of D/Da>1, D/Dd≧5, D/L≧3 are satisfied.01-26-2012
20120193455Spray nozzle assembly - A spray nozzle assembly including at least one wear part made from a hard and abrasion-resistant material and a protective housing made from a strong and resilient material and having a downstream chamber adapted to receive one or more of the wear parts in releasably trapped relationship, the downstream chamber having a wall including a post defined by a slot in the downstream chamber wall either side of the post, the post including an inwardly extending protuberance at or near its end and adapted to prevent the wear part from escaping from the downstream chamber.08-02-2012
20130206870FUEL INJECTION VALVE - In a fuel injection valve, a pipe line through which fuel is uniformly caused to flow is supposed from a flow quantity of fuel flowing into each of communication passages which is communicated between a corresponding one of a plurality of swirl generating chambers and an opening section of a valve seat member and, if a diameter of the pipe line is assumed to be da and a diameter of each of injection holes is assumed to be d08-15-2013
20140158796SWIRL IMPINGEMENT PREFILMING - A nozzle for injecting liquid includes a nozzle body defining a plurality of injection point orifices and an annular prefilmer positioned downstream of the injection point orifices for prefilming impingement of spray from the injection point orifices on the prefilmer. A swirl antechamber can be defined upstream of the injection point orifices for supplying a swirling liquid flow to the injection point orifices for impingement of a swirling flow on the prefilmer.06-12-2014
20150048183SWIRLER ELEMENTS FOR NOZZLES - A swirl element for swirling fluid in a nozzle has a swirler body. The swirler body defines a feed channel including an axially oriented channel surface and a swirl chamber in fluid communication with the feed channel. The swirl chamber defines a radially oriented swirler surface substantially normal to the channel surface. The swirl chamber and the axially oriented channel are in fluid communication through a tangential slot for imparting swirl on fluids passing from the feed channel into the swirl chamber. The tangential slot includes a smoothly rounded surface transitioning from the channel surface to the swirler surface for providing a smooth, substantially separation free transition in fluid flow from the channel into the swirl chamber.02-19-2015
20150122916ATOMIZER - Provided is a liquid atomizer including a housing fitted with an inlet connectable to a liquid supply line. The housing can include a cavity with a longitudinal axis in flow communication with the inlet, at least one opening for emitting atomized liquid, and at least one vortex generating member formed with a vortex generating path in fluid communication with the cavity.05-07-2015
20160001307ATOMIZER NOZZLE FOR A SANITARY WATER OUTLET AND SANITARY OUTLET FITTING WITH A WATER OUTLET - An atomizer nozzle (01-07-2016
239469000 Having a central post-like member 1
20120217322Push-Button For A System For Dispensing A Product Under Pressure - A pushbutton for a system for dispensing a pressurized substance, the pushbutton including a body having a housing provided with an anvil around which a spray nozzle is mounted so as to form a substance dispensing path between the housing and a swirl array including a swirl chamber provided with a dispensing port as well as at least one supply duct for the chamber, the swirl chamber being defined by a side surface having a frusto-conical shape relative to which the supply duct(s) extend(s) in a transverse plane, the side surface tapering from an upstream end into which the downstream end of the supply duct(s) tangentially extends, to a downstream supply opening of the dispensing port, the dispensing port having an outlet size that is equal to the internal size of the downstream opening.08-30-2012
239476000 Having flow modifier and external operator therefor carried by nozzle 3
239477000 Selective diverse paths to or through terminus 1
239478000 One path avoids whirler action 1
239479000 Adjustable between positional limits 1
239480000 Relatively axially movable flow modifier 1
20130008981PUSH BUTTON FOR A PRESSURISED-PRODUCT DISPENSING SYSTEM - A push button for a pressurised-product dispensing system, including an actuation body having an orifice for ejecting the product, a needle closing off the ejection orifice and a sleeve having a mounting well, the body being mounted to slide about the sleeve between high and low positions, forming between them a sealed space for conveying the product, the needle being associated with the sleeve by a link rotatably mounted on the sleeve to actuate the reversible movement of the needle between a closure position—or respectively an open position—of the ejection orifice when the body is in the high position—or respectively in the low position—, the needle provided with geometric means that interact with the body to exert a force holding the needle in a mounting position in which the needle projects from the body to enable the link to be associated with the needle.01-10-2013
239482000 Axially aligned nozzle, modifier and stem 2
20140252132VALVE FOR A FLOWING FLUID - A metering valve or an injector includes: a valve-seat member which closes a valve chamber and has a central valve opening, and a spray orifice disk downstream from the valve-seat member in the flow direction of the fluid, which has at least one spray orifice. The spray orifice disk has a swirl chamber concentric with the spray orifice and at least one swirl duct leading from the swirl chamber to beneath the valve opening, and the swirl chamber and swirl duct are integrally formed as recesses into the disk surface of the spray orifice disk facing the valve body. The swirl duct has a duct cross section and the spray orifice has an orifice cross section such that the ratio of the duct cross section to the orifice cross section is equal to or greater than 1.5.09-11-2014
239483000 Slotted, ported or grooved modifying member 1
20090236445FLUID DISPENSER - A fluid dispenser that includes a dosing chamber, a piston member, a fluid outlet through which fluid will be dispensed, a fluid conduit configured to convey fluid from the dosing chamber towards the fluid outlet, and a seal for sealing the fluid outlet is described.09-24-2009
239486000 Single planar spiral perpendicular to flow path 2
20090236446NOZZLE ASSEMBLY - A nozzle assembly includes a nozzle body with an inlet, an outlet, and a passageway extending from the inlet to the outlet, and with the passageway having a flow area and a fixed diameter at the outlet. A lever is supported at the nozzle body, and the nozzle assembly further includes an actuator, which is supported by the nozzle body and configured for varying the cross-section of the flow area through the outlet in response to the lever being moved relative to the nozzle body.09-24-2009
20140027541Fuel Injection Valve - A fuel injection valve which ensures improved uniformity of a swirl flow in a circumferential direction. It includes: a valve element provided movably; a nozzle body with an opening downstream, including a valve seat face for the valve element to rest on in a valve closed state; a swirling path communicating with the opening of the nozzle body, located downstream of the opening; a swirling chamber located downstream of the swirling path, in which fuel is swirled and given a swirling force; and a fuel injection hole formed at the bottom of the swirling chamber to inject fuel outward. The swirling chamber has an inner wall surface which makes a spiral curve. The swirling chamber and the fuel injection hole are formed so that the center of a base circle for the spiral curve coincides with the center of the fuel injection hole.01-30-2014
239487000 Axially extending spiral-type flow passage or diverter 10
20080308653Method and apparatus for balancing flow through fuel nozzles - A fuel nozzle having a flow pathway including a smooth, sharp, or mitered bend prior to a nozzle tip is provided. The fuel nozzle injects fuel into a combustion chamber with an even flow distribution of the fuel and substantially reduces undesirable acoustic resonance encountered in a fuel nozzle body in a combustion system.12-18-2008
20130001325SOLID CONE NOZZLE - A solid cone nozzle comprises a nozzle housing and a swirl insert, wherein said nozzle housing has an outlet chamber including a discharge orifice and wherein the outlet chamber is disposed downstream of the swirl insert. The swirl insert has on its external periphery at least one swirl duct, which extends, in a swirl portion, helically or at an angle to the longitudinal center axis of the swirl insert and which extends in the axial direction in an outlet portion, which outlet portion extends from the end of the swirl portion to the downstream end of the swirl duct.01-03-2013
20130026256Fuel Injector - A fuel injector has a swirl generator located downstream from a valve seat. A fuel injection hole is connected to a downstream side of the swirl generator. The swirl generator includes a swirl chamber having an involute or a spiral shape and the fuel injection hole bored at a bottom or the swirl chamber and a swirl generation use passage connected to the upstream side of the swirl chamber for introducing fuel into the swirl chamber. The bottom of the swirl chamber is provided with a step height so as to make a level difference in which the bottom of the swirl chamber is lower than a bottom of the swirl generation use passage, and the step height is formed at a position where fuel flowing into the swirl chamber from the swirl generation use passage meets fuel turning in the swirl chamber.01-31-2013
20140374510APPARATUS AND RELATED METHODS FOR DISPENSATION OF A LIQUID - A dispenser apparatus is disclosed herein. A dispenser is disclosed herein. In various aspects, the dispenser includes a piston slidably sealingly engagable with a container containing a unit dose of liquid therein. The dispenser includes a cutting edge disposed about a piston face of the piston, the cutting edge configured to open a covering of rigid construction sealingly engaged with the container, in various aspects. A passage is formed between a piston face of the piston and a nozzle outlet of a nozzle to communicate fluid from the container through the nozzle outlet by sliding of the piston within the container, in various aspects. Methods of use of the dispenser are disclosed herein. This Abstract is presented to meet requirements of 37 C.F.R. §1.72(b) only. This Abstract is not intended to identify key elements of the apparatus and methods disclosed herein or to delineate the scope thereof.12-25-2014
239488000 Having a solid core 3
20130112779AIR GUN - The air gun comprises a substantially cylindrical-shaped external case (05-09-2013
20130256429FUEL INJECTION VALVE - A fuel injection valve includes: a nozzle body; a needle that is slidably arranged in the nozzle body and sits on a seat portion in the nozzle body, the needle and the nozzle body forming a fuel introduction path therebetween; a spiral fuel path that is formed at an upstream side of the seat portion, and gives a flow which swirls around the needle to a fuel which is introduced from the fuel introduction path and supplied to the injection hole; and an acceleration portion that is formed between the seat portion and the injection hole, accelerates the swirling fuel which has passed through the fuel path, and generates a negative pressure at the center of swirling flow of the fuel to generate an air core; wherein the fuel path is formed to the outside of an outer peripheral surface of the needle.10-03-2013
20160030956LIQUID DISPENSER WITH INTERNAL HELICAL SCREW - A liquid dispenser that revitalizes the liquid and restores the natural structure, health and vitality to the liquid by increasing and activating dissolved oxygen in the liquid. The liquid dispenser may have an elongated open-ended chamber body. The body may have a distal and proximal end with the proximal end configured to receive a stream of liquid and the distal end configured to expel the stream of liquid. A helical screw may be connected inside of the elongated chamber body. The helical screw may be configured to transport the stream of water from the proximal end to the distal end of the chamber.02-04-2016
239489000 In or on flow-passage walls 3
20130270368FUEL INJECTION VALVE - A fuel injection valve 10-17-2013
20130327851FUEL INJECTION VALVE - A fuel injection valve includes: a nozzle body having a nozzle hole formed in a front edge portion thereof; a spiral flow path that gives a swirling component to a fuel which passes through the nozzle body toward the nozzle hole; and a pre-injection swirl flow generating unit that causes the fuel to flow through the spiral flow path before the nozzle hole is opened, wherein the pre-injection swirl flow generating means is communicated with the spiral flow path at a downstream side of the spiral flow path, and includes a suction chamber whose volume is expanded before the nozzle hole is opened.12-12-2013
20140027542Fuel Injection Valve - A fuel injection valve is disclosed with enhanced uniformity of a swirl flow in the circumferential direction. The valve includes a swirling chamber having an inner wall surface with a helical curve and a swirling passage for guiding fuel into the chamber. The valve is formed such that the center of a circle as the basis of the helical curve and the center of a fuel injection hole open in the swirling chamber align with one another. The joint between the passage for swirling and the inner circumferential wall on the downstream side of the chamber at which both walls intersect is positioned between a line from the center of the hole to a point at which the curvature of the swirling chamber shape starts to change; and a tangent line of the side wall of the hole so drawn that it is in parallel to the line segment.01-30-2014
239490000 Integral whirler and terminal head (e.g., terminal nut) 5
20090050715DISPENSING APPARATUS - Apparatus is disclosed for dispensing a liquid product in the form of a spray. The apparatus comprises a dispensing conduit having an inlet portion (02-26-2009
20090194611Swirl Spray Nozzle and Insert Thereof - A spray nozzle swirl element (08-06-2009
20100314470Injector having swirl structure downstream of valve seat - An atomizing injector comprises a body having a central bore with a valve situated in the bore, leading to a chamber. An actuator moves the valve between closed condition and open conditions, selectively exposing the chamber to a flow of pressurized liquid. A discharge port extends from the chamber to a discharge orifice. A swirl element is situated in the chamber, while leaving a free space in the chamber immediately above the discharge port. When the valve is opened, liquid flows into the chamber, through the swirl element into the space, forming a whirl in the space before passing through the discharge port and exiting the discharge orifice as an atomized whirling spray.12-16-2010
20130087638NOZZLE HOLE MECHANISM - A nozzle hole mechanism (04-11-2013
20130221132DEVICE FOR SPRAYING A LIQUID UNDER PRESSURE - A device is disclosed which is intended for spraying a pressurized liquid, in particular water, and brings about a good cleaning action despite a low volume flow. The device comprises a plurality of swirl chambers (08-29-2013
239491000 Apertured cap surmounts whirler organization 5
20110073679Discharging device and method for the assembly thereof - The invention relates to a discharging device (03-31-2011
239492000 Whirler is cup-like insert with tangential inlets 1
20100308136PUSH-BUTTON FOR A SYSTEM FOR DISPENSING A LIQUID UNDER PRESSURE - A push-button for a dispensing system for a liquid under pressure, the push-button includes a body having a mounting well on a delivery tube for the liquid under pressure and a housing in communication with the well, the housing being provided with an anvil around which a spraying nozzle is mounted in such a way as to form a dispensing path of the fluid between the housing and a vortex unit including a vortex chamber provided with a dispensing orifice as well as at least one supply channel of the chamber, the nozzle having a proximal wall wherein is formed a print of the vortex unit and the anvil having a distal wall whereon the proximal wall of the nozzle is pressing against in order to delimit the vortex unit between them, the distal wall having a recess which is formed across from the print of the vortex chamber, the maximum depth of the recess being between 25% and 300% of the minimum depth of the print of the supply channels.12-09-2010
239494000 Whirler is slotted or apertured flat disc or plate 3
20080308654FUEL INJECTOR NOZZLE WITH MACROLAMINATE FUEL SWIRLER - A fuel injector nozzle for dispensing fuel in the combustion chamber of a gas turbine engine, comprises a fluid feed conduit having at least one internal channel for the passage of fluid from an inlet end to an outlet end of the fluid feed conduit. The fluid feed conduit has a first annular segment receiving fluid from the inlet end and a second annular segment fluidly connected to receive fluid from the first annular segment at a junction having a circumferential length less than the circumferential lengths of the first and second annular segments. The second annular segment includes fluid dispensing openings to dispense fluid from the conduit, and the first and second annular segments are coaxial and axially separated for relative movement over a major portion of the second segment to accommodate differential thermal expansion.12-18-2008
20120126035AUSTRAGVORRICHTUNG FUER FLUESSIGE MEDIEN - Discharging unit for discharging pharmaceutical media from a medium storage receptacle, including a first discharge orifice, a pump, an inlet duct connecting the medium storage receptacle to the pump, and an outlet duct for connecting the pump to the first discharge orifice.05-24-2012
20130008982INSERT FOR DISPENSING A COMPRESSED GAS PRODUCT, SYSTEM WITH SUCH AN INSERT, AND METHOD OF DISPENSING A COMPRESSED GAS PRODUCT - An insert, a system, and a method are provided for dispensing a compressed gas product. The insert includes a swirl chamber, inlet ports to the swirl chamber, and an outlet orifice. The insert has specifically configured parameters relating to the diameter of the swirl chamber, the diameter of the outlet orifice, the length of the outlet orifice, and the depth of the swirl chamber. The insert, system, and method can provide a dispensed compressed gas product with a remarkably constant flow rate and with a remarkably constant particle size.01-10-2013
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