Abstract: In some embodiments, a method and/or system may include assessing a disturbance of a marked enclosure. The method may include applying a composition to at least a portion of an enclosure. The method may include forming a coating over at least the portion of the enclosure using the applied composition. The coating may be substantially translucent and fluorescent. The method may include acquiring evidence using the coating upon disturbance of the enclosure. The method may include detecting evidence of disturbance acquired by the coating using an ultraviolet light source. In some embodiments, the enclosure substantially contains an explosive device. In some embodiments, the coating may be substantially undetectable within the standard visible light spectrum.

Abstract: A spraying device (10) is described, the device comprising a housing (12) adapted to receive a refill (16) of fluid therein and having an aperture (14) suitable for permitting, in use, the spraying of a fluid therethrough, the device further comprising actuation means (24) configured for periodic actuation of the refill, wherein the device is provided with detection means (26) configured to distinguish between at least one area of lower reflectance and at least one area of relatively higher reflectance on a spray head of said refill. Methods of operation of such a spraying device are also described.

Abstract: An apparatus for delivering a mist from a fluid comprises a housing defining a reservoir for accommodating the fluid and a pump in fluid communication with the reservoir for drawing fluid from the reservoir. A fluid distribution system is in fluid communication with pump for transmitting fluid from the pump. A controller is provided, including a programmable digital processor for selectively operating the pump according to predetermined control parameters.

Abstract: Scent dispenser arrangement for dispersing fragrance into a HVAC system includes a flow sensor and a scent disperser assembly having a control module connected to the flow sensor and a canister for emitting a spray which is actuated by the control module. The flow sensor operates in response to air flow and creates an air flow dependent electrical signal transmitted to activate the control module of the spray disperser assembly. The scent disperser and flow sensor are arranged to allow the spray to be disbursed in selective locations in the HVAC system. An embodiment involves two scent disperser assemblies electrically connected in series which operate successively when the liquid in one disperser assembly is depleted or when one disperser assembly dispersers a predetermined number of sprays.

Abstract: A method of operating a dispensing unit includes the step of providing a power source to a dispensing unit that includes a housing having at least two aerosol containers disposed therein and an actuator arm. The dispensing unit activates in response to a minimum threshold of light being sensed by a light sensor. The method also includes the step of selecting a sleep period interval between spray operations.

Abstract: An aerosol antiperspirant composition is provided. The aerosol antiperspirant composition includes a propellant and an antiperspirant composition. The antiperspirant composition includes one or more liquid materials, wherein the one or more liquid materials comprise one or more non-volatile silicone fluids having a concentration from 40% to about 70% by weight of the antiperspirant composition; antiperspirant active particulates having a concentration from about 16% to about 32% by weight of the antiperspirant composition; one or more non-antiperspirant active particulates that are substantially inert, wherein the one or more non-antiperspirant active particulates that are substantially inert have a concentration from 10% to 30% by weight of the antiperspirant composition; and wherein the antiperspirant composition has a total particulate concentration from 30% to about 60% by weight of the antiperspirant composition.

Abstract: A spray gun is provided, which comprises a twin fluid atomizing nozzle which atomises a process fluid by interaction with a driving fluid. The nozzle including a driving fluid passage having a driving fluid inlet, a driving fluid outlet, and a throat portion intermediate the driving fluid inlet and driving fluid outlet. The throat portion has a cross sectional area which is less than that of both the driving fluid inlet and the driving fluid outlet. The nozzle also includes a process fluid outlet located at, or downstream of, the driving fluid throat. The spray gun further comprises a flow adjustment device connectable to supplies of the driving and process fluids. The flow adjustment device is adapted to selectively vary the ratio of the process fluid to driving fluid supplied to the nozzle. A mist-generating apparatus incorporates this spray gun is also provided.

Abstract: The present invention relates to a composition for an aerosol for controlling a flying-insect pest exhibiting an excellent controlling effect on a flying-insect pest, more specifically a composition for an aerosol for controlling a flying-insect pest, comprising a) at least one pyrethroid compound of formula (1): wherein Ra represents a hydrogen atom, a halogen atom or a methyl group, Rb represents a halogen atom, a methyl group, a trifluoromethyl group or a cyano group, and Rc represents a hydrogen atom, a methyl group, a propargyl group or a methoxymethyl group; b) a monoalcohol compound of formula (2): HO—X??(2) wherein X represents an alkyl group having 2 to 4 carbon atoms; c) a hydrophobic organic solvent; and d) a propellant.

Abstract: The present invention relates to a spray nozzle for dispensing a fluid comprising a first element, preferably a nozzle cup, and a second element, preferably a pin, said first and second element, forming an assembly comprising a fluid chamber, preferably a ring chamber, for receiving the fluid, at least one feeding channel for feeding the fluid from the fluid chamber radially inward into a swirl chamber and an outlet channel with an entrance end facing the swirl chamber and an exit end for discharging the fluid to the environment of the spray nozzle. The outlet channel tapers in the flow direction of the fluid and the degree of tapering is either constant in the flow direction, or the degree of tapering decreases in the flow direction. The present invention further relates to a sprayer comprising such a spray nozzle.

Abstract: A method of applying a coating material to a target surface defined by a wall comprises providing a pigmented texture material, combining the texture material with a propellant in a main chamber, operating a valve assembly to allow the propellant material to force the texture material out of the main chamber in discrete droplets, and arranging the container assembly such that the discrete droplets are deposited on the target surface. The binder material, filler material, and pigment material are combined such that the discrete droplets define a physical structure that is visibly distinct from the target surface, where the binder material is provided in an amount sufficient to maintain the physical structure of and to bind the discrete droplets to the target surface. The discrete droplets also define a texture color associated with a color of the pigment material. When dry, the discrete droplets are sufficiently durable to function as part of a final wall surface.

Abstract: An outlet assembly for a spray dispenser comprises a container, an actuator member comprising at least one finger, a deformable outlet member, and an adjustment member defining an adjustment edge. The container supports the actuator member. The outlet member is arranged adjacent to the actuator member such that the outlet member is adjacent to the at least one finger. The adjustment member is arranged relative to the actuator member such that the adjustment edge is in contact with the at least one finger. Movement of the adjustment member relative to the actuator member displaces the adjustment member relative to the actuator member to cause the adjustment edge to deform the at least one finger. As the adjustment edge deforms the at least one finger, the at least one finger deforms the outlet member to alter a cross-sectional area of the outlet opening.

Abstract: The invention discloses a multifunctional spraying mineral water bottle, including: an elastic deformation bottle, wherein there is an opening in the bottle; a bottle top, wherein the bottle top has a liquid-tight manner connection with the opening of the bottle and there is an axial through-hole in the bottle top; a sprayer unit that includes corner joint, atomization spool valve and nozzle, wherein the corner joint is composed by an fixed standpipe and a hollow tube that has an included angle with the fixed standpipe, and the fixed standpipe has a liquid-tight manner and interference fit joint with the axial through-hole of the bottle top, and inside the hollow tube has a cylindrical cavity wherein the cylindrical cavity holds the atomization spool valve and coordinates with the nozzle; the outer wall of the atomization spool valve has at least two water guide tanks, and there is an atomized tank corresponding to the water guide tank which is in the end of atomization spool valve corresponding to the end of

Abstract: The invention relates to a spray head (1) for a spray can with the spray head to be placed on a valve having an inner valve seat, wherein said spray head (1) being provided with a tubular hollow cylinder (2) extending coaxially to the longitudinal axis of the spray can, said cylinder being coupleable to the valve and designed to include a passage (3) for the spraying product contained in the spray can, said passage (3) ending in an outlet nozzle (4) pointing in radial direction and said hollow cylinder (2) having an opening (5) on one of its longitudinal sides at its valve-side end so that actuating the spray head (1) allows the product to be sprayed to enter the hollow cylinder (2) through said opening (5), and wherein a rotatable regulating pin (6) extends through the passage (3) in the hollow cylinder (2), the outer diameter of said regulating pin (6) corresponding at its valve-side end to the inside diameter of the passage (3) arranged in the hollow cylinder (2) and said regulating pin (6) having at its v

Abstract: A composition for forming an acoustic texture material on a surface comprises a propellant material and acoustic texture material. The propellant material comprises di-methyl ethylene. The acoustic texture material comprises a coating portion comprising a base, a filler, and a binder and chips of chip material having a physical structure. When the propellant material and the acoustic texture material are mixed together, the propellant material does not substantially alter the physical structure of the chip material.

Abstract: 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.

Abstract: A sprayer for spraying a fluid can include a sprayer body, a trigger assembly, a flow adjustment mechanism and a fluid reservoir. The sprayer body can include a handle portion and a nozzle portion, the nozzle portion defining a fluid outlet and including a fluid conduit in communication with the fluid outlet. The trigger assembly can be coupled to the nozzle portion and be configured to open the fluid outlet. The flow adjustment mechanism can be coupled to the trigger assembly and be configured to adjust a flow rate of the sprayer. The fluid reservoir can be coupled to the sprayer body and be in communication with the fluid outlet and fluid conduit. The fluid reservoir can include a cap and first and second necks, the first neck being coupled to the sprayer body and the cap being removably coupled to the second neck.

Abstract: A backpack sprayer having a tank with a filling opening at the top thereof and a pressure chamber therein is provided with filtering apparatus for preventing particles in the fluid in the tank from entering an inlet port of the pressure chamber when suction generated by a pump causes fluid in the tank to flow through the inlet port into the pressure chamber. Pressurized fluid can flow through an outlet port from the pressure chamber to a nozzle, via a hose in communication with the outlet port. The filtering apparatus is provided by a filter in a frame removably captured in a fixture projecting outwardly from the outside of the pressure chamber on opposite sides of the inlet port. A handle extends from the frame upwardly along the outside of the pressure chamber a sufficient distance to be accessed manually by an operator through the filling opening of the tank.

Abstract: Device (100) for preserving and serving, from a bottle, by-the-glass liquid that can be affected by oxygen such as wine, by pumping pressurized inert gas in a bottle (40?). The device comprises a coupling portion (10) adapted to couple with a pressurized gas supply, a central body (20), and a fastening portion (30) to the bottle (40?), in particular, to a bottle neck (40). The central body (20) provides an inlet duct (21) of the pressurized gas, associated with an inlet valve (24), and a delivery duct (22) of the liquid, associated with a delivery valve (25), which draws the liquid from the bottle (40?) and brings it to a delivery mouth (23). In particular at least one among the inlet valve (24) and the delivery valve (25) is a pilot valve, which is piloted by the pressure of the inert gas. Furthermore, a pilot channel (26), (29) is provided communicating with a pilot port (27), (28) present in the coupling portion (10) and communicating with the pilot valve.

Abstract: An aerosol texturing system for applying a layer of texture material on an uncoated portion of a substrate substantially to match a coated portion of the substrate, comprises an aerosol assembly, texture material, and propellant material. The aerosol assembly defines a product chamber and is selectively operable in a first mode in which the product chamber is sealed and in a second mode in which fluid is allowed to flow out of the product chamber along a dispensing passageway. The texture material and propellant material are disposed within the product chamber. The texture material has a base portion and a particulate portion containing at least one particulate material. When the aerosol assembly is in the second mode, the propellant material is adapted to force the texture material out of the aerosol assembly along the dispensing passageway and onto the uncoated portion of the substrate.

Abstract: There is provided an apparatus (1) and method for protecting a building (3) from pests or other nuisances in the vicinity of buildings. The apparatus (1) comprises a monitor (7) having the ability to acquire environmental condition information relating to environmental conditions in a vicinity of the building (3), and a treatment controller (9) which is capable of using the environmental condition information received from the monitor (7) to provide an amount of treatment agent which, for those environmental conditions, remains below a safety threshold for habitation of the building (3) and reduces a population of the pests. The present invention circumvents the need to evacuate inhabitants of the buildings before any treatment agent is administered to the ground lying therebeneath. Further, near-continuous protection and treatment of buildings is also possible.

Abstract: The invention comprises a device for delivering an aerosol comprising a diaphragm comprising a first layer with a compression set of 30% or more and a second layer with a compression set of 20% or less. The invention also comprises a device for delivering an aerosol comprising a diaphragm comprising a first layer comprised of an uncrosslinked thermoplastic elastomer and a second layer comprised of a crosslinked rubber.

Abstract: An ergonomic adapter for an aerosol spray can. The ergonomic adapter has an elastomeric collar that fits around a body of an aerosol spray paint can such that a front portion of the collar is facing in front of the can just below the interface between the body and the domed top of the spray can. The front of the adapter includes a compartment that houses a polychromatic light source for lighting the surface and/or a light beam arrangement for targeting and positioning the spray can with respect to the surface.

Abstract: The present invention provides additional cooling assistance for automotive heat exchanging systems used for the cooling of liquids or air needed for engine operations. This operating system utilizes a liquid reservoir, an electric pump, a liquid transfer hose housing a directional flow valve, a spray nozzle, a liquid recycling tray mounted below the heat exchanger, a recycling liquid return hose, an electrical timed pulse relay circuit incorporated into a remotely mounted electrical on and off switch assembly, or the system can be automated with the incorporation of an adjustable thermostatic control sensor circuit. Under extreme operating conditions, a vehicle's engine can reach undesirable operating temperatures and when providing a mist of liquid to the frontal area of the heat exchanger, helps to stabilize or drop the engine's operating temperatures.

Abstract: A pest control aerosol sprayer that is free from giving rise to a fire or a burn in its storage or use, includes a pressure-tight container receiving therein a noxious insect behavioral inhibitor of which an active ingredient is HFC-152a acting also as both a propellant and refrigerant. The pressure-tight container has at its top a valve having a stem, and the stem has an injection hole therein that can be opened with the stem forced down. A head cap is attached to a top of the pressure-tight container and is provided with a spray nozzle and an inflow port in which the stem of the valve in the pressure-tight container is fitted. The head cap has an injection passage leading from the inflow port to the spray nozzle.

Abstract: A method of dispensing sprayable material in a desired spray pattern using an actuator member, a resilient outlet member, and a movable member. The actuator member has a plurality of resilient finger projections. The resilient outlet member is arranged at least partly between the finger projections. The movable member is supported on the actuator member to form a dispensing path extending from the interior of the aerosol chamber to the exterior of the aerosol chamber through a valve assembly, the actuator member, and the outlet member. The movable member acts on the outlet member to deform the plurality of finger projections towards each other to alter an effective cross-sectional area of at least a portion of a dispensing path to control fluid flow along the dispensing path and thereby cause the sprayable material to be dispensed in the desired spray pattern.

Abstract: A spray cap for generating a spraying sound having enhanced perceived loudness, the spray cap having an acoustic structure provided around a nozzle to modify a spraying sound produced by spraying through the nozzle as a function of sound pressure level and frequency into a modified spraying sound having a sound spectrum in a sensitive part of the spectrum of human hearing.

Abstract: A gas powered fluid gun for propelling a stream or slug of a fluid at high velocity toward a target. Recoil mitigation is provided that reduces or eliminates the associated recoil forces, with minimal or no backwash. By launching a quantity of water in the opposite direction, net momentum forces are reduced or eliminated. Examples of recoil mitigation devices include a cone for making a conical fluid sheet, a device forming multiple impinging streams of fluid, a cavitating venturi, one or more spinning vanes, or an annular tangential entry/exit.

Abstract: A coating material adapted to be applied to a target surface comprises a texture material base and pigment material. The texture material base comprises solvent/carrier material comprising water, resin/binder material comprising a latex binder, and filler material comprising a polymeric thickener. The texture material base and the pigment material are combined and deposited on the target surface to form a durable, irregular, colored surface.

Abstract: An application head includes a storage-side valve, a discharge-side valve and a plunger. The storage-side valve slides in a space in communication with an intermediate liquid passage between the storage-side valve and the discharge-side valve and changes the volume of liquid in the intermediate liquid passage. Each of the storage-side valve and the discharge-side valve has a column-shaped part, includes a through-hole penetrating between outer circumferential surfaces of the column-shaped part, and is rotatable at least within a predetermined angular range around a center axis of the column-shaped part. Each of the through-holes of the storage-side valve and the discharge-side valve communicates with liquid passages on both sides at a predetermined rotational position and does not communicate with the liquid passage on both sides at other rotational positions outside the angular range.

Abstract: A method of applying texture material to a surface. A block of chip material is provided. A physical structure of the chip material is not substantially altered when the chip material is exposed to a propellant material. The block of chip material is processed to obtain chips, and the chips are combined with a coating portion to obtain acoustic texture material. Propellant material is arranged within the product chamber such that a liquid phase portion of the propellant material is mixed with the acoustic texture material, and a gas phase portion of the propellant material pressurizes the acoustic texture material within the product chamber. The propellant material may be di-methyl ethylene.

Abstract: A foam spray head assembly includes a head, a first piston unit, a valve unit, a link, a second piston unit, a cylinder, a resilient member and a resilient valve. The valve unit is directly connected to the head to allow the valve unit to receive the pressing force of the head to quickly respond in the form of reciprocating motion. The parts made of metal such as the spring is isolated from the liquid to ensure that the liquid is not affected by the metal.

Abstract: A liquid delivery apparatus includes a base assembly; a vessel into which liquid may be introduced to at least partially fill the vessel and to pressurize the liquid in the vessel; a nozzle including a discharge tube and a nozzle outlet, wherein the nozzle is rotatable with respect to the base assembly, and the nozzle outlet is provided at a distal end of the nozzle via which the liquid may be discharged from the vessel under the pressure of the liquid in the vessel; and a valve between the vessel and the nozzle to control passage of liquid from the vessel to the nozzle outlet; wherein the valve and nozzle discharge tube are substantially in line. A drive system is also disclosed that drives rotation of the nozzle with respect to the base assembly. The drive system may be configured to propel the liquid delivery apparatus along the ground.

Abstract: A system for dispensing texture material in a desired spray pattern that substantially matches an existing texture pattern on a target surface comprises an aerosol dispenser, concentrate, and propellant material. The aerosol dispenser has an inner surface comprised at least in part of tin-plated steel. The concentrate comprises a solvent/carrier comprising water, a resin/binder, filler material, a first anti-corrosion material, and a second anti-corrosion material. The first anti-corrosion material is a phosphate ester and comprises approximately 0.5-2.0% by weight of the concentrate. The second anti-corrosion material is sodium nitrite and comprises approximately 0.05-1.00% by weight of the concentrate.

Abstract: A control valve for a fluid dispensing device comprises a valve stem, a valve body, a cap and an adjustment mechanism. The elongate valve stem has a flange. The valve body comprises a valve bore in which the elongate valve stem is configured to translate, and a flow path intersecting the valve bore and into which the valve stem penetrates. The cap is joined to the valve body to receive the valve stem such that the flange is positioned between the valve body and the cap. The adjustment mechanism changes a position of the cap with respect to the valve body to vary a distance between the cap and the flange which adjusts the force, and thereby the pressure at which the valve opens.

Abstract: Apparatus and methods for spraying a liquid relating to a gravity-fed spray gun are disclosed. Disclosed gravity fed spray guns may comprise a body and an attachment point located at a top portion of the body; and a spray nozzle located at a front portion of the body. An apparatus may further comprise a fluid reservoir configured to contain a fluid to be sprayed through the spray nozzle, the fluid reservoir comprising a container comprising an open end; a lid for cooperative engagement with the open end of the container, the lid comprising a connector to couple the fluid reservoir to the attachment point of the spray gun and an aperture through which the fluid can flow from the fluid reservoir to the spray nozzle in use; and a filter positioned to filter the fluid before reaching the spray nozzle.

Abstract: A push-button for a pressurised liquid distribution system, the push-button including a body onto which an end piece is mounted around an insert so as to form a distribution chamber between said end piece and the insert, the distribution chamber being in communication with a supply channel intended to be mounted on a feed tube for the pressurised liquid, the distribution chamber being successively connected to upstream channels, downstream channels and distribution channels, the distribution channels each converging towards an outlet opening while being designed to enable the impaction of the liquid jets dispensed by the openings, the upstream and downstream channels extending longitudinally while forming an upstream and downstream fluid flow section, respectively, in the distribution chamber, the downstream section having an average transverse surface which is less than the average transverse surface of the upstream section.

Abstract: The invention relates to an aerosol can comprising a body containing a propellant and an aerosol product, a valve whose actuation enables said aerosol product to be sprayed, and a spray head (1) which serves to discharge the aerosol product to the environment when the valve is actuated. The spray product discharge rate of the inventive aerosol can is adjustable by means of an adjusting device provided in the spray head (1). Said invention can primarily be used for aerosol paint cans in view of the fact that for such applications a controlled and uniform discharge rate is of particular importance in order to avoid painting defects.

Abstract: A particle sprayer includes a source of discrete particles, a spray outlet coupled to the particle source, and a conduit extending from a pressurized fluid inlet to the spray outlet and configured to constrain a flow of carrier fluid to flow along the conduit toward the spray outlet to propel particles from the particle source away from the spray outlet. The particles including discrete fastening bits having one or more projections, with each projection having an overhanging head for snagging fibers. The particle sprayer may be used to spray fastening bits onto a surface, to turn the surface into a touch fastener.

Abstract: A spray gun and a detachable liquid reservoir releasably attached to the spray gun by engagement of mateable, non-threaded formations provided on the spray gun and the reservoir. The spray gun has an integral connector boss with a socket for reception of a connector tube of the reservoir. The boss has an external flange at the distal end and the reservoir has hook members separate from the connector tube. The hook members are co-operable with the flange when the connector tube is received in the socket to secure releasably the reservoir to the spray gun. In another arrangement, the connector tube is an interference friction-fit in the socket to secure releasably the reservoir to the spray gun. In yet another arrangement, the connector tube has bayonet lugs co-operable with bayonet grooves in the wall of the socket when the connector tube is received in the socket to secure releasably the reservoir to the spray gun.

Abstract: A combination of a liquid fire extinguishing composition including potassium salts or aluminum salts of an organic acid, resulting in a viscous liquid, is finely divided by a nozzle into droplets which may be applied to a fire or fuel therefor or form a cloud of droplets which settle onto such fire and/or fuel which is particularly effective for fighting fires where fuel is at least initially contained such as oil and grease fires in cooling utensils being heated on stoves. Propellant is contained and not entrained in the dispensed fire fighting composition to avoid at least spreading of the fuel beyond the containment.

Abstract: A system for dispensing texture material comprises a main container, an outlet assembly, and an aerosol valve assembly. The main container stores texture material and pressurized propellant material. The aerosol valve assembly is arranged to allow control of fluid flowing out of the main container. The outlet assembly is configured such that the cross-sectional area of the outlet opening corresponds to the desired pattern. The aerosol valve assembly is operated to allow the pressurized propellant material to force the texture material out of the main container through the outlet opening defined by the outlet assembly. The texture material forced out of the main container is deposited on the target surface in the desired pattern.

Abstract: A trigger sprayer has a housing, a piston bore within the housing, and a piston reciprocally mounted with 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 unit within the flow passage controls the flow of liquid through the flow passage upon operation of the actuator. The valve unit further comprises a check valve and priming valve. The check valve is shaped in a frusto-conical manner and is assembled into the check valve seat which is not part of the housing but is a separate component. The sprayer has a free spinning threaded type closure for mounting the sprayer to a container, the closure formed separately from and secured to said housing.

Abstract: A system for coating a target surface comprises texture material, a bottle for containing the texture material, a spray pump assembly, a resilient member, and a collar member. The spray pump assembly comprises a pump housing operatively connected to the bottle, a dip tube extending from the pump housing to the texture material within the bottle, and an actuator member. The resilient member is supported by the pump housing to define an outlet opening. The collar member is supported by the pump housing such that the collar member is movable relative to the resilient member. Moving the collar member relative to the resilient member deforms the resilient member to alter a cross-sectional area of the outlet opening. The actuator member is displaced to force the texture material through the dip tube, out of the bottle member, through the outlet opening, and onto the target surface.

Abstract: The present invention relates to a spray gun for the expulsion of a fluid, with at least one cylinder (1) in which a piston (2) is mounted movably, the cylinder (1) having formed in it a fluid chamber (3), the volume of which can be varied by means of a movement of the piston (2) and in which at least one first cylinder orifice (5) is formed, and a spray orifice which is connected to the first cylinder orifice (5) of the cylinder (1) via a connecting line (20), so that a fluid, which is received by the fluid chamber (3) and is pressed out through the first cylinder orifice (5) by the pressure exerted by the piston (2), arrives via the connecting line (20) at the spray orifice and is expelled there.

Abstract: An ergonomic adapter for an aerosol spray can helps to reduce finger pain and hand fatigue. The ergonomic adapter has a collar that fits around a body of an aerosol spray paint can such that a front portion of the collar is facing in front of the can just below the interface between the body and the domed top of the spray can. An arcuate finger strip extends upward from the rear side of the collar and over the push-button nozzle on the spray can when the adapter is fitted onto the body of the spray can. The collar and the arcuate finger strip are made of a resilient, flexible material such as butyl rubber. The arcuate finger strip preferably has a concave upper surface. The collar has enlarged traction pads positioned to facilitate gripping by the user. When the user grips the ergonomic adapter, the user's index finger rests in the concave, arcuate finger strip.

Abstract: 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.

Abstract: A sprayer for spraying a fluid can include a sprayer body, a fluid reservoir, a trigger assembly, a flow adjustment mechanism and a flow rate indicator. The sprayer body can include a nozzle assembly that defines a fluid outlet and includes a needle arranged within a fluid conduit. The needle can be movable between a closed position and a fully opened position. The fluid reservoir can be coupled to the sprayer body and be in communication with the fluid outlet and fluid conduit. The trigger assembly can be coupled to the nozzle assembly and be configured to move the needle as the trigger assembly is depressed. The flow adjustment mechanism can be configured to adjust a flow rate of the sprayer by limiting movement of the trigger assembly and the needle. The flow rate indicator can provide an indication of the flow rate.

Abstract: A liquid ejection head including a nozzle plate having a nozzle array constructed of multiple nozzles, a channel member that forms multiple individual channels communicating with the multiple nozzles, a pressure generator to pressurize liquid within the multiple individual channels, and a common channel member that forms a common channel from which the liquid is supplied to the multiple individual channels. The channel member includes a first surface facing the common channel, a second surface provided at both ends of the channel member and protruding beyond the first surface toward a direction opposite a direction of flow of the liquid, and a third surface that connects the first and second surfaces. At least a gap between the common channel member and a part of the second surface is sealed by a seal member that forms a wall of the common channel between the channel member and the common channel member.

Abstract: An aerosol hairspray product for styling and/or shaping hair wherein the product comprises: a container; a spraying device; a propellant; a hairstyling formulation comprising: (a) at least about 50% water; and (b) from about 0.01% to about 20% of a hairstyling polymer, wherein the hairstyling polymer is selected from the group consisting of: acrylates copolymers of two or more monomers of (meth)acrylic acid or one of their simple esters; acrylates/hydroxyesters acrylates copolymers of butyl acrylate, methyl methacrylate, methacrylic acid, ethyl acrylate and hydroxyethyl methacrylate; polyurethane-14/AMP-acrylates polymer blend; and mixtures thereof. The product comprises about 2% or less alcohol, or is substantially free of alcohol, and the product comprises 54% or less VOC.

Abstract: An aerosol hairspray product for styling and/or shaping hair wherein the product comprises: a container; a compressed gas propellant; a hairstyling formulation comprising: (a) at least 50% water; and (b) from about 0.01% to about 20% of a hairstyling polymer; a spraying device attached to the container for dispensing the hairstyling formulation, the spraying device comprising: a specific spray nozzle.