Abstract: Provided is an apparatus and method for interacting with objects of interest. A filtering apparatus can comprise a channel system, through which objects of interest are able to diffuse. The channel system can comprise a channel of suitably configured non-uniform cross-sectional area along the length of the channel. In some embodiments, the channel system can be provided by a suitably configured porous bulk material. In some embodiments, channel system can comprise an interior chamber comprising filtered objects, where the filtered objects are contained on a first side by a first filtering surface, such as a semi-permeable membrane, and on a second side by second filtering surface, where the cross-sectional areas of a representative channel of the first and second filtering surfaces are not identical. The filtered objects can also be configured to interact with an externally applied body force, such as an electric field acting on charged filtered objects.

Abstract: A tip for a nozzle of a fuel injector and an associated method are provided. The tip includes a tip body and a swirler. The swirler includes a plurality of pre-swirl passages which fluidly communicate an internal cavity of the swirler with a feed annulus. The swirler also includes a plurality of swirl chamber passages which fluidly communicate a swirl chamber with the feed annulus. Methods include manufacturing at least a portion of the swirler by additive manufacturing.

Abstract: The invention relates to a nozzle arrangement for atomizing a fluid flow, which is supplied under pressure, into fine particles, which has: a conical element with an upper surface, a lower surface and an outer surface which is adjacent to the upper and the lower surface, wherein the outer surface has a multiplicity of grooves which are formed therein and extend between the lower surface and the upper surface; and a counter element which is provided with a recess and is designed to receive the conical element and which has an inner surface such that the grooves are at least partially covered by the inner surface in order to form a multiplicity of channels; wherein the channels define outputs in order to let out a respective fluid jet which strikes against at least one other fluid jet in a region spaced apart from the upper surface of the conical element in order thus to atomize the fluid flow, and wherein the conical element is movable along the axis in order to increase or to reduce the effective cross sectio

Abstract: An atomizing nozzle structure comprises a first body, a second body and a cover combined in order serially to form a combination, wherein a chamber is formed in an inner axial direction of the combination; and a rotor, an anti-leakage assembly and a filtering assembly mounted in the chamber in order. The filtering assembly is a combination of a core and a filter. The core has an embedding portion and a closing portion on two ends, respectively. A hollow portion connects the embedding portion to the closing portion. An air passage is formed in an axial inner portion of the embedding portion. Grooves are formed on a circumferential side surface of the closing portion. The filter is mounted in the hollow portion. The embedding portion is inserted into one end of the second body. Thus, the filtering assembly is combined with the second body by way of insertion, so that the filtering assembly can be stably positioned to facilitate the disassembly for replacement or cleaning.

Abstract: A nozzle ejecting liquid and nozzle device ejecting a liquid upon mixing an abrasive into a liquid jet stream, obtains a converged jet stream. A nozzle includes: a main body; a buffer chamber in the body, whose central axis is an axis line being the liquid jet stream central line; a constrictor part ejecting the liquid, in a buffer chamber plane on a buffer chamber front side and whose central axis is the axis line; a disk plate inside the buffer chamber, facing the plane on the buffer chamber front side and whose central axis is the axis line; a supporting member supporting the disk plate within the buffer chamber; a supply opening in the body supplying the liquid; and an inflow channel along a direction different from the axis line extending direction, opened on a disk plate rear side and the buffer chamber and communicating with the opening.

Abstract: Disclosed is a processing liquid nozzle that supplies a processing liquid to a substrate. The processing liquid nozzle includes: a hollow nozzle body; a processing liquid flow space formed inside the nozzle body; and a processing liquid flow path configured to connect a processing liquid ejection port formed in a lower portion of the nozzle body and the processing liquid flow space with each other. The processing liquid flow path perforates the nozzle body in a vertical direction. The processing liquid flow path includes a foreign matter collecting space which is formed below an upper end of the processing liquid flow path so as to sediment and collect foreign matters in the processing liquid.

Abstract: The invention relates to a high-pressure chamber for preferably atomizing or injecting metered amounts of fluid, such as pharmaceutical preparations. The components of the high-pressure chamber determining the strength thereof are made of a sintered metal body having plastic regions directly attached thereto. The plastic regions allow corrosion resistance and material compatibility of the interior of the high-pressure chamber and fluids placed under pressure therein. The shape of the sintered metal body provides the entire system with the rigidity required for high-pressure operation and with directly molded connection elements prescribing the type of connection to other components. The components of the high-pressure chamber determining the strength thereof are thereby deformed or crimped to each other, so that inexpensive and quick overall assembly processes are available.

Abstract: A fuel injector, in particular for the direct injection of fuel into the combustion chamber of a mixture-compressing, spark-ignited internal combustion engine, includes a functional part, which has at least one nozzle body, parts of an actuator, an axially movable valve closing body, which forms a sealing seat together with a valve seat surface, as well as a hydraulic extension part, which is fixedly and tightly connected to the functional part. The extension part is an interface between a connection-side inlet stub and the functional part. At least one of the frontal contact surfaces of inlet stub, functional part, and extension part, with which these components press against one another and are fixedly connected, is designed to be convexly curved.

Abstract: A solenoid armature for a solenoid actuator, including at least one magnetic region and at least one non-magnetic region, the solenoid armature being configured as a one-piece component having a first and second armature end face, the magnetic and non-magnetic regions being integrally bonded to each other by a two-component powder injection molding technique, and the magnetic region and the non-magnetic region extending in the axial direction at least as far as the first armature end face.

Abstract: A filtering nozzle assembly or spray head has a conformal nozzle component engineered to generate a filtered spray and configured as a small cylindrical member having a substantially open proximal end and a substantially closed distal end wall with a centrally located discharge orifice defined therein. Optionally, cup-shaped filtered orifice defining member also includes a fluidic circuit's oscillation inducing geometry molded into the cup or directly into the distal surface of a sealing post and the one-piece filter cup provides the fluidic circuit's discharge orifice.

Abstract: A simple, compact construction and easy manufacture of a swirl nozzle having a plurality of inlet channels and an outlet channel extending transversely thereto are made possible by the fact that the inlet channels open directly and/or tangentially into the outlet channel. Alternatively or additionally, upstream of the inlet channels is provided a filter structure having smaller flow cross-sections than the inlet channels. The swirl nozzle is used, in particular, for atomizing a liquid medicament formulation. The swirl nozzle is produced from two plate-shaped components, the outlet channel first being etched as a blind bore in one component and then opened up by grinding the component away. Alternatively or additionally, the outlet channel is formed in a different component from the inlet channels.

Abstract: A water hydrant flushing device is disclosed. The device handles a flow of water from a water hydrant as it is being flushed, and allows the flushing to take place in a safer manner without destroying surrounding landscaping or other objects. The device comprises a chute that is open on both ends, and an opening on one end that is removably connected to a diffuser by means of a securing mechanism.

Abstract: A transportation device, physically transporting material to a target, includes an input module, a transporting module and an output module. The input module provides a carrier fluid. The transporting module is coupled to the input module for receiving the carrier fluid in order to disperse/atomize the material. The material enters the input module through a first opening and reaches the target Through a second opening. The input module further includes a guiding unit having a length longer than or equal to the distance between the throat portion and the second opening. One end of the guiding unit connects the transporting module. The other end of the guiding unit has a guiding comer for connecting to the first opening.

Abstract: The present invention relates to a particle dispersion device including: an injection unit for injecting particles; a chamber for preventing diffusion of the particles injected by the injection unit; and a dispersion unit formed inside the chamber to disperse the injected particles.

Abstract: A jet regulator is provided with a jet fractioning device designed as perforated plate with a number of flow-through holes that are located at a distance to each other. The perforated plate has at least one reinforcement rib on its flat side on the inflow side and/or outflow side to reinforce the perforated plate. On its side facing the outflow side the jet regulator has an additional perforated plate with a number of flow-through holes defined by flow guide walls. At least one distance piece is provided on at least one of the sides of the perforated plate that are facing each other and/or on an adjacent jet regulator component part. The distance piece deforms the perforated plate and the jet regulator component part as the result of a relative motion during the jet regulator installation from a non-deformed initial position into a round bodied or convexly bent application position.

Abstract: A solid stream nozzle providing an extend throw-distance achieved by reducing boundary layer effects within the nozzle bore and/or by accelerating peripheral regions of the ejected stream in order to help maintain cohesion of a free liquid stream without appreciable dispersion. The method includes generating a high-pressure fluid source, supplying the nozzle with high pressure; reducing boundary layer effect within the nozzle bore, and optionally, accelerating and/or inwardly re-directing the peripheral boundary of the ejected stream with a secondary higher pressure, higher speed fluid source. The apparatus includes a high pressure fluid source, a nozzle bore, a bleed ring within the nozzle bore to strip off a boundary layer, and optionally, a secondary higher pressure fluid source at the nozzle tip to accelerate and/or inwardly re-direct the ejected fluid stream.

Abstract: A fuel injector that comprises a parallel circuit fuel filtration circuit providing filtered fuel to the control valve. Specifically, a fuel filter is positioned inside the injector within the passage leading to the control valve. Debris is removed from the fuel and filtered fuel is allowed to pass through to the control valve. Unfiltered fuel may be purged from the fuel injector during injection. Alternatively, unfiltered fuel may be removed from the injector via the drain.

Abstract: An aerosol actuator and manifold for dispersing an aerosol product wherein the manifold includes one or more air vents to promote the foaming of an aerosol product dispersed from the aerosol actuator. In some embodiments, the one or more air vents may be positioned downstream of an orifice cup mounted on the orifice of the manifold.

Abstract: A gassing apparatus including a composite gas flow screen having a plurality of respective screen elements, each with at least one respective flow opening therein, the cross-sectional areas of the respective flow openings in respective elements decreasing in a downstream direction with respect to gas flow and at least one other screen element having no flow opening. A nozzle preferably produces a relatively high velocity central gas stream with surrounding gas streams of decreasing velocity as they are spaced further away from the central gas stream. Methods and apparatus are described.

Abstract: A nozzle includes a nozzle connector and nozzle filter engaged together. The nozzle connector is engaged with a tote connector of a tote which contains a paint component. A hose connector can be sealingly engaged with the tote connector if they are matched. The hose connector is restricted from being sealingly engaged with the nozzle connector if they do not match. Matching hose and nozzle connectors have the same color to indicate that they match each other.

Abstract: A nozzle assembly for encapsulating a gaseous solution in bubbles comprises a discharge tube having a diffuser and a foam solution spray nozzle mounted therein. The discharge tube has upstream and downstream ends. The discharge tube has a front face at the upstream end with a first opening configured to be joined to a gas supply line that provides a gaseous solution and a second opening configured to receive a non-expanded foam solution. The downstream end of the discharge tube is open. A chamber is formed within the discharge tube to receive the gaseous solution at the upstream end and release the gaseous solution through the diffuser into the discharge tube towards the downstream end.

Abstract: A reduced pressure treatment system includes a porous pad positioned at a tissue site and a canister having a collection chamber, an inlet, and an outlet. The inlet is fluidly connected to the porous pad. A reduced pressure source is fluidly connected to the outlet of the canister to such that fluid from the tissue site may be drawn into the collection chamber. A hydrophobic filter is positioned adjacent the outlet to prevent liquid from exiting the collection chamber through the outlet. A baffle is positioned within the canister to create a tortuous path between the inlet and the outlet to prevent premature blocking of the hydrophobic filter.

Abstract: An adjustable water jet device so as to continuously regulate the velocity of water exiting the device without interrupting the water flow, the water jet device including a nozzle body, rotatable nozzle seat, a flow control plate, an inlet, and a nozzle eyeball configured to direct the water supply, and a water supply system including the adjustable water jet device, a plate for accommodating the water jet device in a pool deck or pool wall, and a cover that is mounted flush with the pool deck or pool wall.

Abstract: An air spray gun is used to blow dry a painted surface of cold baked coating, wherein an air-taking ring in a shape of an annular air chamber is formed after screwing a front tube with a rear tube in the air spray gun, and a gap size of the air-taking ring can be changed by rotating the front tube, to control air blow rate as required. Through a position-limiting slot formed at the front tube, and a position-limiting element assembled at the rear tube, when the gap size of the air-taking ring is adjusted, the rotation of the front tube is properly restricted. In addition, by screwing the front tube with the rear tube, functions of disassembling and cleaning can be achieved.

Abstract: High pressure nozzle and method for the manufacture of a high pressure nozzle. The high pressure nozzle has a jet director located within a supply channel leading to a discharge opening. In an area directly surrounding the supply channel median longitudinal axis, the jet director has a free flow cross-section.

Abstract: Methods and apparatuses are disclosed for fluid handling devices with enhanced functionality. In some embodiments, the fluid handling device may include a plurality of filters coupled to the fluid handling device, where passing a first stream of fluid through the plurality of filters may improve the laminarity of the first stream of fluid, an orifice situated about the fluid handling device, where the first stream of fluid may exit the fluid handling device through the orifice in a substantially laminar state, and a surface disruptor coupled to the fluid handling device, where the surface disruptor may provide a second stream of fluid and where the disruptor may be positioned such that the second stream of fluid interferes with the first stream of fluid exiting the fluid handling 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 self-contained evaporation system for use in disposing of excess water from oil and gas drilling operations is provided. The system includes a water holding tank in which the wastewater is preheated, an evaporation chamber mounted over the holding tank and having an open top, a nozzle system located within the chamber for producing a fine liquid mist, and fans disposed within the chamber for producing an air flow that carries the mist out the open top of the chamber. The system can be set up and taken down by one person in an hour or less, can be used with pond or tank operations, and is capable of operating in high winds and sub-zero temperatures. The system can be carried and mounted on a trailer for easy transport to and from various drilling sites.

Abstract: The present invention relates to a jet regulator (1) having a jet fractionating device inside a mounting housing (6). The jet regulator (1) according to the present invention is characterized in that the mounting housing (6) is divided into at least two housing parts (7, 8), and that the housing parts (7, 8) can be connected to one another, and that a housing part (7) at the flow inlet side is connected fixedly and non-releasably with the jet fractionating device (2). The jet regulator (1) according to the present invention is distinguished by a high degree of shape stability and by manufacturing costs that are nonetheless low, even for small housing diameters (see FIG. 1).

Abstract: Spray nozzle apparatus and method. The apparatus can include a body, a spray orifice, a filter, and an insert. The body can have a spray outlet portion. The spray outlet portion can terminate in a spherical dome. The spray orifice can be included in the spray outlet portion and positioned before the spherical dome in a flow path. The spray orifice can be substantially V-shaped. The insert can be positioned at least partially in the spray outlet portion and can include an entry shaft having a substantially rectangular cross section and at least one projection.

Abstract: A nozzle includes a nozzle connector and nozzle filter engaged together. The nozzle connector is engaged with a tote connector of a tote which contains a paint component. A hose connector can be sealingly engaged with the tote connector if they are matched. The hose connector is restricted from being sealingly engaged with the nozzle connector if they do not match. Matching hose and nozzle connectors have the same color to indicate that they match each other.

Abstract: A nozzle assembly is connected to a pipe and includes an insertion port in which a resilient filtering member is inserted. Teeth are defined in an inner periphery of the insertion port and a diameter of the resilient filtering member is slightly larger than an inner diameter of the insertion port. The teeth press inward an outer surface of the resilient filtering member so as to position the filtering member in the insertion port.

Abstract: A nozzle comprising a thin, flexible substantially planar polymeric film having a plurality of pores with structures allowing for generation of an aerosol at reduced extrusion pressure is disclosed. The pores can comprise at least two sections, or steps, in which the thickness of the membrane is reduced in stepwise fashion, or the pores can be tapered. Nozzles formed comprising pores having such structures permit aerosol generation at lower extrusion pressures, thereby allowing for decreased weight of aerosolization devices, increased efficiency, increased portability and increased battery life. The pore structures also allow for the use of thicker, more easily processed polymeric films in manufacturing while having a thinner, more efficient aerosolization area. The use of decreased extrusion pressures also results in increased uniformity in aerosol generation and improved reliability of other components.

Abstract: A spray cooling system includes a spray delivery device and a cooling liquid delivered to the spray delivery device. The spray delivery device includes one or more inlet apertures and one or more corresponding outlet apertures, at least one pair of inlet aperture and corresponding outlet aperture being positioned relative to each so as to form an asymmetric non-uniform density full-cone spray pattern.

Abstract: A sprayer, which in one embodiment, is a hand held ergonomic sprayer is disclosed herein. The sprayer may include: a housing through which water flows; a handle for gripping by a user, which is joined to the housing; at least one spray nozzle operatively connected to the housing; and, a connection for a hose, the connection being joined to the housing. In one non-limiting embodiment, when the sprayer has one end of a water-filled hose connected thereto, the combination of the sprayer and suspended portion of the hose has a combined center of gravity that passes through the axis of the sprayer handle. The sprayers described herein may also have other features, and provide other benefits that do not require the sprayers to have an ergonomic design.

Abstract: A nozzle comprising a thin, flexible substantially planar polymeric film having a plurality of pores with structures allowing for generation of an aerosol at reduced extrusion pressure is disclosed. The pores can comprise at least two sections, or steps, in which the thickness of the membrane is reduced in stepwise fashion, or the pores can be tapered. Nozzles formed comprising pores having such structures permit aerosol generation at lower extrusion pressures, thereby allowing for decreased weight of aerosolization devices, increased efficiency, increased portability and increased battery life. The pore structures also allow for the use of thicker, more easily processed polymeric films in manufacturing while having a thinner, more efficient aerosolization area. The use of decreased extrusion pressures also results in increased uniformity in aerosol generation and improved reliability of other components.

Abstract: A water-deflecting shroud. In one embodiment, the water-defelcting shroud comprises a detachable parabolic shield to confine a rupture from a lint filter disposed within the parabolic shield, the parabolic shield configured to modify the rupture in the direction of the interior of the parabolic shield. A securing component coupled to the parabolic shield is configured to secure the shroud to the lint filter and the lint filter to a hose to deflect the rupture. In another embodiment, the shroud provides a splashguard to prevent the rupture from splashing onto adjacent areas and structures.

Abstract: A nozzle assembly for use in atomizing and generating sprays from a fluid. The nozzle assembly includes two members, each with generally planar surfaces, that are joined together. A first set of channels is formed in the generally planar surface of a first one of the members to form, in cooperation with the generally planar surface of the second of the members, a plurality of filter passageways. A plenum chamber is formed in the first member. The plenum chamber is in fluid communication with and downstream of the plurality of filter passageways. A second set of channels is formed in the generally planar surface of the first member to form, in cooperation with the generally planar surface of the second member, a plurality of nozzle outlet passageways. These nozzle outlet passageways are in fluid communication with the plenum chamber.

Abstract: A method for producing a filter element includes forming longitudinal ducts extending between upstream and downstream surfaces of the filter element, and installing a heating element for heating regions of walls of the ducts along longitudinal extent of the walls. The filter element is arranged inside an injection valve of an internal combustion engine.

Abstract: A flow diverter for diverting an initial flow stream of pressurized fluid from a source of pressurized fluid. The flow diverter comprises a housing having an upstream end, an inlet opening in the upstream end, a downstream end generally opposed to the upstream end, a top plate extending between the upstream end and the downstream end, a bottom plate generally opposed to the top plate and extending between the upstream end and the downstream end, and a pair of generally opposed lateral sides extending between the upstream end, the downstream end, the top plate and the bottom plate. The upstream end is adapted to be attached to the source of pressurized fluid and the inlet opening is adapted to receive the initial flow stream of pressurized fluid from the source of pressurized fluid. The downstream end is adapted to divert the initial flow stream of pressurized fluid toward the pair of generally opposed lateral sides.

Abstract: A shower head assembly includes an outer housing, an inner housing, a catch cap, and an impeller. Thus, the catch cap catches the water flow and introduces the water flow through the water inlet hole into the air chamber so as to reduce the water flow rate, thereby achieving the purpose of saving water. In addition, the water flow is ejected outward in a radiating manner by rotation of the impeller, thereby providing a massaging effect to the user.

Abstract: A swirl nozzle assembly connected to a water supplying pipe. A main body has one end coupled to the water supplying pipe and the other end internally threaded to form a coupling part. A filter is positioned in an accommodating space which is defined inward of the coupling part of the main body, to filter foreign substances contained in the fire extinguishing water. A nozzle receiving element has one end coupled to the coupling part of the main body with the filter fixedly maintained inward of the coupling part, and the other end internally threaded to form a nozzle coupling part. The nozzle receiving element is defined with a water collecting chamber. A swirl nozzle is coupled to the nozzle coupling part of the nozzle receiving element and is structured to allow water droplets of a predetermined size to be sprayed at a predetermined scattering angle.

Abstract: A garbage storage apparatus includes a bin, a cover and an air cleaner. The bin defines a space for storing garbage. The cover is for covering the bin. The air cleaner is communicated with the bin for cleaning air in the bin. The air cleaner may include a catalyst for processing the air. The catalyst may be an optical catalyst that is activated by light.

Abstract: A multi-function showerhead filter system includes a ball-like swivel-mounted inlet joint having a fluid input to the housing, the inlet joint including a fluid input cavity converging, at a distal end, into a venturi outlet. The system also includes a pressure chamber formed within the housing, downstream of the venturi outlet and in fluid communication with it, the chamber having an inlet at least equal to a largest radius of the venturi outlet. The system also includes a turbulence-inducing water filter cartridge secured within the housing downstream of the pressure chamber and having an inlet surface in fluid and mechanical communication with it. The system further includes an output within the housing, secured downstream of the filter cartridge and in fluid communication with it, the output of which is passed through the cartridge, into one of the function modes of spraying, bubbling and massaging.

Abstract: A nozzle, especially an atomizing nozzle for an oil burner, has a housing with a nozzle opening, and a distributing insert which from the interior of the housing lies on the housing in the area of the nozzle opening and is held in the housing with the help of a deformed housing section. To better assure the functioning of the nozzle an elastically deformable element is arranged between the housing section and the distributing insert.

Abstract: A nozzle comprising a thin, flexible substantially planar polymeric film having a plurality of pores with structures allowing for generation of an aerosol at reduced extrusion pressure is disclosed. The pores can comprise at least two sections, or steps, in which the thickness of the membrane is reduced in stepwise fashion, or the pores can be tapered. Nozzles formed comprising pores having such structures permit aerosol generation at lower extrusion pressures, thereby allowing for decreased weight of aerosolization devices, increased efficiency, increased portability and increased battery life. The pore structures also allow for the use of thicker, more easily processed polymeric films in manufacturing while having a thinner, more efficient aerosolization area. The use of decreased extrusion pressures also results in increased uniformity in aerosol generation and improved reliability of other components.

Abstract: A fuel injector including a body having an inlet, an outlet, and a fuel passageway extending from the inlet to the outlet along a longitudinal axis. An armature is proximate the inlet of the body. A needle is operatively connected to the armature. A seat is proximate the outlet of the body. A guide member is disposed within the body, the guide member including an aperture that guides the needle. A flat metering disk is disposed between the seat and the guide member, the flat metering disk including a central aperture, a perimeter, and a plurality of slots. Each of the plurality of slots is disposed about the central aperture and extends from the central aperture toward the perimeter to define a volume. The plurality of slots are configured so that the volumes of two of the plurality of slots are non-uniform, and/or the plurality of slots are non-uniformly disposed about the central aperture.

Abstract: A hollow bar is provided in a bathroom and connected with a faucet 10 and a shower head 1. The hollow bar comprises a slide bar 3 for the hook 2 of the shower head or a grip bar 15 for a user. Water treating material such as a filter medium, ion exchange resin and ceramics is placed in the hollow bar and water jetted from the faucet 10 passes the water treating material in the hollow bar. The water is treated by the water treating material and the treated water is guided to and dispensed from the shower head.

Abstract: A foam dispenser utilizes a deformable reservoir, a foamable fluid and air or other gas; a discharge device and an arrangement for producing foam that includes a plurality of mesh screens. When the dispenser is operated, air from inside the dispenser is mixed with the fluid to produce foam. The dispenser employs a shaped and resilient deformable seal for use in quickly recharging the container with air used in the creation of foam. The dispenser also advantageously employs an integrally molded swirl manifold to create a foam of excellent quality and consistency.

Abstract: Methods of generating pores in thin sheets of material, typically thin polymer films, are provided. The methods allow for generation of pores which uniformly penetrate the material. The method comprises laminating a thick film onto a thin film, then directing a laser source onto the thin film so as to form pores through the thin film. The increased stiffness conferred by the thick film reduces wrinkle formation in the thin film, resulting in uniform thickness of the thin film and consequent uniformity of pore depth. The invention further provides aerosolization containers and devices comprising membranes formed according to the invention.