Abstract: A combination emergency wash and faucet unit includes a base, an emergency wash arm pivotally coupled to the base, and a spout pivotally coupled to the base. The emergency wash arm includes an emergency wash unit that is rotatable relative to the base about a first vertical axis. The spout is rotatable relative to the base about a second vertical axis. The first vertical axis is offset from the second vertical axis.

Abstract: A device and method for marking indicia on terrestrial surfaces implemented in topographical surveying comprises is described; the device includes: a support element connectable to topographic surveying instrument, a container holder and paint container; an actuator; at least one nozzle configured to reversibly assume: a divergent configuration and convergent configuration; at least one driving mechanism, for driving the nozzle between the divergent configuration and convergent configurations and an outlet to dispense the paint on the terrestrial surface; the method includes: selecting a point of interest on a terrestrial surface; positioning the pointed tip; determining geographical coordinates; activating the actuator, dispensing the paint form the outlet; altering the configuration of the nozzle between the divergent and convergent configuration.

Abstract: The invention relates to a solid matter valve for pressurized cans, in particular for the dispensing/discharging of assembly foams, with a valve disk (1), a valve body (2) arranged in the valve disk (1), a stem (3) mounted in a central cuts out (21) of the valve body (2) and having at least one inlet opening (33) for the contents of the pressurized can, said opening being cleared by actuation of the stem (3), with at least one discharge opening, a duct (34) connecting the inlet opening (33) with the discharge opening, at least one sealing element (23) acting between the valve body (2) and the stem (3), as well as a spring element (40), wherein the stem (3) is designed so as to form two parts, the upper part (3a) being connected to the lower part (3b) in a form-closed or force-closed manner, a circumferential elastic diaphragm (22) integrally connecting the valve body (2) to the upper part (3a) of the stem (3), and the two parts (3a, 3b) of the stem (3) forming a functional unit which accommodates the duct (34

Abstract: The water spray cooling device for a watercraft includes at least one water sprayer that is adaptively secured to a watercraft. The one or more water sprayers are in fluidic communication with a pump via a first conduit. The pump is in fluidic communication with an intake valve via a second conduit. The intake valve is located on a hull of the watercraft in order to collect water, which is then transferred to the pump. The one or more water sprayers spray water onto an occupant of the watercraft. The one or more water sprayers are ideally located on an external surface of the watercraft in order to direct water at a driver of the watercraft.

Abstract: A horseshoe-shaped shower outlet assembly includes a main outlet body, a positioning valve, an adapter member, a changeover valve, two interlinking valves and a horseshoe-shaped shower head. The main outlet body in which there is a changeover space developed includes an inlet, a first outlet, a second outlet and a third positioning port; the positioning valve has one end securely connected to the third positioning port; the adapter member has one end coupled with the second outlet; the changeover valve is pivoted to and held in both the positioning valve and the third positioning port; the interlinking valves are situated at external ends of the positioning valve and the adapter member wherein one of the interlinking valves is actuated with the changeover valve synchronously; turned between predetermined angles under effect of external force, and taken as an interface by which a user can switch and control water flows.

Abstract: A nozzle for use in dispensing a fluid, such as water or a foaming agent to extinguish a fire, comprises a longitudinal body that comprises a plurality of helical shaped cam paths. The cam paths allow the operator of the nozzle to adjust a flow setting for the nozzle by moving a flow adjustment mechanism that is operatively associated with the cam paths.

Abstract: Aerosol-free spray devices are provided. According to some embodiments, a spray device includes a piston operable within a piston chamber and coupled to a vacuum plunger operable within a vacuum chamber. A charger is operable to move the piston and the vacuum plunger in a first direction to generate a vacuum in the piston chamber and the vacuum chamber, thereby drawing liquid into the piston chamber. The vacuum in the vacuum chamber acts on the piston to pressurize the liquid in the piston chamber. A spray actuator is operable to open a spray valve, thereby causing the vacuum in the vacuum chamber to force the plunger and the piston to move opposite the first direction, and forcing the liquid in the piston chamber through a spray nozzle as a liquid spray. According to other embodiments, a spring replaces the vacuum chamber and vacuum plunger.

Abstract: An overhead shower comprises a stationary part rotably connected to a rotating part having two water division apertures disposed oppositely left and right, and a cover plate having two movable members disposed left and right, rotably connected inside said rotating part. A switching method comprises: step 1, Push one side of the overhead shower to rotate the rotating part until the top surface of the movable member of said side of the cover plate leans against the stationary part, and until the water division aperture seals and leans against the underside of the movable member of said side of the cover plate, to seal said water division and simultaneously open another water division aperture; step 2, Release the overhead shower, then the rotating part and said movable member of the cover plate attach hermetically under the water pressure, the rotating part will be restored by a spring or gravity.

Abstract: A fluid dispensing device is disclosed that is capable of producing two distinct spray patterns. The device may include a rotatable hub having a first barrel for producing a first spray pattern and a second barrel for producing a second spray pattern. The barrels may be oriented in different directions with a predetermined angle between directions, such as approximately 180 degrees. A shell may be coupled to and rotatable with the hub. The shell may include a first portion having a first structural feature corresponding to a characteristic of the first spray pattern and a second portion may having a second structural feature corresponding to a characteristic of the second spray pattern. The structural features inform the user of a characteristic of the spray pattern that will be discharged by the device by the associated barrels, thereby permitting the user to intuitively select the desired spray pattern.

Abstract: Methods and apparatuses for distributing fluid are disclosed. Fluid is received in an opening of a body, and at least some of the fluid is distributed to a first conduit in communication with a first outlet of a first discharge element coupled to said body. At least some of the fluid received in the opening is selectively distributed to a second conduit in communication with a second outlet of a second discharge element couplable to at least one of the body and the first discharge element in response to coupling and decoupling of the second discharge element.

Abstract: A horseshoe-shaped shower outlet assembly includes a main outlet body, a positioning valve, an adapter member, a changeover valve, two interlinking valves and a horseshoe-shaped shower head. The main outlet body in which there is a changeover space developed includes an inlet, a first outlet, a second outlet and a third positioning port; the positioning valve has one end securely connected to the third positioning port; the adapter member has one end coupled with the second outlet; the changeover valve is pivoted to and held in both the positioning valve and the third positioning port; the interlinking valves are situated at external ends of the positioning valve and the adapter member wherein one of the interlinking valves is actuated with the changeover valve synchronously; turned between predetermined angles under effect of external force, and taken as an interface by which a user can switch and control water flows.

Abstract: A device (1) and a spray head (5) for atomization of a preferably cosmetic liquid and a process for producing such a device are proposed. Very simple and accurate throttling of the liquid flow is achieved in that on the supply connection (14) of the spray head (5) a radially open throttling channel (22) is formed which is radially overlapped at least in sections by a connector piece (17) when the spray head (5) has been slipped on.

Abstract: A dispensing device for dispensing compressed fluid from a can through a valve stem of the can has a hollow tube with a channel extending through it from an entrance end to an opposing dispensing end, a connector defining a conduit therethrough that is in fluid communication with the channel of the hollow tube and that attaches to a valve stem of a can, a plug located within the channel of the hollow tube that forms a sealing configuration within the channel when pressed towards the dispensing end of the channel, and a sleeve that wraps at least partially around the hollow tube and that has a protrusion that upon activating the sleeve extends through the dispensing end of the hollow tube and prevents the plug from establishing a sealing configuration with the hollow tube.

Abstract: A shower attachment which can be adjusted about a joint is proposed. The shower attachment comprises in one shower-attachment housing two water guides with in each case one outlet option. A changeover device can be used to change over between the two water guides. The changeover device comprises a valve having a valve closing body. In order to actuate the changeover device, an actuating element is provided on the shower-attachment housing and can be adjusted in two opposite directions relative to the shower-attachment housing. The two adjusting directions of the actuating element are at the same time directions which lead to a pivoting of the shower attachment about the joint axis.

Abstract: A point touch switching mechanism has a ball head component, a water separation unit, a switching unit, and a swinging block. The water separation unit can swing with respect to the ball head. The switching unit comprises a slide base connected to the water separation unit and a water separation disk fixedly connected to the slide base, so that the water separation disk can rotate forward when sliding with respect to the water separation unit, and water separation switching can be implemented when the water separation disk rotates with respect to the water separation unit. The swinging block can be connected to the water separation unit in a sliding manner, and the sliding of the swinging block and of the slide base form a connection, so that the water separation unit can drive the swinging block and drive the slide base to slide with respect to the water separation unit.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for dispensing toners. In one aspect, a toner dispensing system includes a toner container; a cap and valve assembly coupled to the toner container, the cap and value assembly including: a movable valve assembly, the movable valve assembly having a first position and a second position, a toner path, and an air inlet path, where in a first valve assembly position the toner path and the air inlet path are closed, and in a second valve assembly position the toner path and the air inlet path are open; an air assembly including a first air supply coupled to the air path of the cap and valve assembly and a second regulated air supply coupled to the toner container; and a control assembly for controlling the second air supply.

Abstract: An integral miniaturized nebulizer for an elastically deformable bottle (1), provided with a rotatable closing cap (5), with discharge orifice, and with a suction tube (16) immersed in the liquid to be nebulized, includes a head (3) in a single piece with a body (4) connectable to an elastically deformable bottle (1). The head (3) internally has an elbow conduit (13) for the liquid to be sprayed, extending in a longitudinal segment (14) able to engage the suction tube (16), and in a transverse segment (15) able to end in the discharge orifice of the rotatable closing cap (5) when the cap (5) is in the nebulization position. The transverse segment (15) is coaxial inside a conduit (18) of the air inside the bottle (1) and in communication therewith via a plurality of radial channels (25) drilled in the terminal end of the same transverse segment (15).

Abstract: A fluid dispensing device is provided that is capable of discharging fluid in multiple different directions simultaneously. The device may include a deflector which redirects an initial stream of fluid from the container into multiple sub-streams that are oriented in different directions. The device may create a spray pattern that substantially covers an entire 360 degree area surrounding the device, which may be advantageous for certain applications such as toilet bowl cleaner dispensers. A control valve or flow restrictor may be provided for preventing unintended discharge of fluid when the container is inverted.

Abstract: The present invention includes a swinging switching structure of outlet device fixed below a shower body, a water-dividing body sealed and fixed above an outlet device; said water-dividing body having at least two water-dividing bores so as to connect to the water cavities with different function of said outlet device having a movable switching device in the shower, and by the co-operation of shower and water-supply pipe-joint, when flapped, the shower will swing and inclined, then the movable switching device will control the water to spray out through different bores of water-diving body, thus achieving the switching of function. This water switching function of the shower is more efficient and flexible.

Abstract: A channeled shaft check valve assembly includes a conduit with an internal valve seat with a central opening. An actuating member is contained inside the conduit between an outlet fixture and the valve seat. A valve member mounted within the sleeve includes a disc on the opposite side of the valve seat from the outlet end of the conduit and a channeled shaft extending outward from the center of the disc and through the central opening in the internal valve seat. The opposite end of the channeled shaft may also have a disc mounted thereto, allowing for a three position valve. The valve is urged closed under pressure unless an outlet fixture urges the valve open allowing fluid flow along the channeled shaft and through the central opening in the valve seat. In a two disc valve member, the valve may have two closed positions and one open position.

Abstract: A misting system has a reservoir located above the passenger compartment of a vehicle. The reservoir, which is capable of containing water and compressed gas, has a horizontally sloped bottom wall and a trough located at the bottom of the bottom wall. The trough has a trough wall that is vertically sloped so as to form a console that depends from the bottom of the reservoir. One or more misting nozzles are located in the trough wall and direct mist across the upper portions of the passenger compartment. By providing a trough, the possibility of water sloshing away from the misting nozzles and compressed gas leaking through the misting nozzles is reduced during vehicle movement. A valve is associated with each misting nozzle. The valve allows the regulation of the flow of mist from off, to partially open, to full open.

Abstract: A snow making apparatus of the low profile snow gun type or of the tower type having independent and co-extending air and first water conduits supported above ground. Air and first water discharge nozzles are connected to the upper ends respectively of these conduits for producing a plume of atomized water from external interacting air and water discharge under pressure from the air and water discharge nozzles to produce snow in sub-freezing ambient conditions. A second water conduit co-extends with the air and first water conduits and a second water discharge nozzle is connected to the upper end of this second water conduit in the head of the snow gun or tower for discharge of additional water under pressure to ambient atmosphere through this second water discharge nozzle.

Abstract: Disclosed is a shower head comprising a housing-type first part (T1) inside which a water duct extends. One end of said water duct communicates with a water inlet. The first part (T1) is connected to a second part (T2) that is embodied as a discharging element. The receiving space of the discharging element communicates with the other end of the water duct in at least one mode of operation of the shower head. In said mode of operation, the external edge of the second part (T2) forms an overflow edge in one region, via which water can flow off. The second part (T2) forming the discharging element is composed of a top portion and a bottom portion, between which an interior space is located that communicates with the second end of the water duct in a second mode of operation of the shower head. A plurality of nozzle-type discharge ports (A2) are arranged in the bottom portion of the second part (T2).

Abstract: The invention provides an adjustable showerhead that provides a variety of distinct discharge water patterns. The showerhead features a ceramic disk assembly that provide long-life and reliable operation to the showerhead. The showerhead includes a wand having a receiver with a discharge outlet and a depending lug. The disk assembly includes an upper ceramic disk fixedly positioned within the receiver, and has a curvilinear groove and a water inlet hole that receives water from the wand's discharge outlet. A lower ceramic disk is movably positioned within the receiver against the upper disk, and has a plurality of outlet holes arrayed along the periphery. A bushing resides within a central opening of the lower disk and operably connects the lower disk to the receiver. An outlet assembly is operably connected to the lower disk, and includes an inner faceplate with a plurality of discharge outlets, and an outer faceplate with a plurality of discharge outlets.

Abstract: The present invention relates to a gas combustion apparatus, composed by a storage tank, a combustion gas setting device, an ignition device, a housing, a combustion device and an outer tube.

Abstract: A check valve assembly has a valve seat for positioning in a passageway between a water supply and an outlet device such as a sprinkler head or a pipe section. A disc valve is located on the water supply side of the valve seat, and a separate actuator is movably mounted on the opposite side of the seat for movement between an operative position extending through the valve seat to hold the valve in the open position, and an inoperative, retracted position. The disc valve is moved by the actuator into the open position when the sprinkler head is located at the outlet. Release or removal of the actuator as a result of removal of the sprinkler head or other outlet device will allow fluid pressure at the fluid supply end of the passageway to urge the valve into the closed position.

Abstract: The present invention pertains to a water saving shower nozzle mainly having a main body with a cavity defined therein, and the cavity includes a fan-shaped cavity and a funnel-shaped cavity. Particularly, a plurality of jets are driven by a quasi-blade device inside the fan-shaped cavity, and the funnel-shaped cavity comprises an outlet disposed thereon. In this manner, the jets driven by the quasi-blade device assist in instantaneously conducting less water into the outlet so as to save water; furthermore, by means of the jets performing in a periodical rotation and the configuration of the funnel-shaped cavity, the water can finally be formed in dense water drops and sprayed out from the outlet in multiple directions, thereby achieving the strong water power same to the conventional incessant showering by reducing the water flow.

Abstract: The invention relates to a shower attachment which comprises a first part (T1) which comprises a water guiding channel (2), and a second part (T2) which comprises at least one first and one second outlet opening (A1, A2) which can be selectively connected to the water guiding channel (2) by means of a valve (V). Said valve (V) is embodied by areas (BI, B2) of the two parts (TI, T2), which are connected to each other in a manner such that they can be displaced and are arranged in the inside of the second part (T2). The valve (V) can be changed by displacing at least one part (T2), and the both known areas (B1, B2) are connected together in such a manner that they can pivot. The first part (T1) comprises a pivotable axis (24) and at least one outlet opening (7) which is arranged at a distance therefrom. The second part (T2) comprises, optionally, at least two inlet openings which are arranged at a distance in relation to said pivotable axis (24).

Abstract: An apparatus, system, and means are disclosed for a modular backpressure sensor configured for use with a fluid delivery nozzle. The modular backpressure sensor may be installed and removed using simple tools and may optionally include an activator handle attachment. The system may optionally include a protective end plug for the fluid delivery nozzle.

Abstract: The invention relates to a water-saving shower head which operates at low and high pressure. The inventive shower head comprises a knuckle consisting of an internally-threaded tubular section which is used to connect same to the tube, said tubular section being connected to a solid sphere containing an upper chamber therein. In turn, the upper chamber comprises a small funnel having three other small longitudinal, concentric and radially-equidistant conduits which are used to regulate the water flow and which flow into a conical cavity.

Abstract: A check valve assembly has a coupling sleeve with a first end for connection to a pop-up or fixed sprinkler head and a second end for connection to a water supply, the coupling sleeve incorporating a valve seat. A disc valve is retained below the valve seat, and a separate actuator is movably mounted above the seat for movement between an operative position extending through the valve seat to hold the valve in the open position, and an inoperative, retracted position. The disc valve is retained against the valve seat around its peripheral edge, and has a central portion which is moved by the actuator into the open position when the sprinkler head is properly connected to the coupling sleeve. Release or removal of the actuator as a result of removal of the sprinkler head will allow fluid pressure at the second end of the coupling sleeve to urge the valve into the closed position.

Abstract: A water spray nozzle assembly includes an internal channel that is sealable by an internal valve having a seat and a disc. A tilting member is operable to tilt the disc at least partially off of the seat, allowing water to flow through the internal channel. The disc may be further tilted completely off of the seat to provide additional water flow through the water spray nozzle.

Abstract: An airless application system. The system includes a primary product container, a secondary product container, and a sprayer in fluid communication with the primary product container and the secondary product container.

Abstract: A water fountain diverter device connectable to a faucet for selectively directing water from a normal downward direction, to an upward direction for direct drinking by a user. The device has a body connectable to the faucet, a body inlet for receiving water from the faucet, an outlet through which water can flow un-diverted, and a spout from which a water stream flows for direct drinking when the water is diverted via a valve within the device.

Abstract: A sprinkler nozzle structure comprises a grip, a barrel, a spray nozzle, a trigger device, and a flow control device. The trigger device is fastened with the grip for clogging and unclogging a water channel of the grip. The flow control device is fastened between the grip and the barrel for regulating the flow of water moving from the water channel of the grip into a water channel of the barrel.

Abstract: An airless application system. The system includes a primary product container and a sprayer in fluid communication with the primary product container. The primary product container may include a relatively rigid canister, a collapsible bag within the relatively rigid canister, and propellant between the bag and the relatively rigid canister.

Abstract: A dual closure nozzle for use with a hose carrying a liquid under pressure. The dual closure nozzle is made up of an inner delivery conduit attached to an end cap and threaded within an outer sleeve having a nozzle head. The dual closure nozzle is configured to have two different stop positions and to be adjustable between these two stop positions and a variety of open positions. When a liquid is forced through the nozzle, the flow of the liquid can then be adjusted from a first stop position, where no liquid passes out of the nozzle, through a variety of open position spray patterns to a second stop position. This configuration thus provides a nozzle that can be closed by turning the outer sleeve portion of the nozzle in either of two directions, and prevents spray from wetting the person utilizing the device.

Abstract: A low volume-low pressure spray gun (10) for spraying a fluid has a housing (12), a gas input (16), a trigger valve mechanism, and a nozzle (14). The gun (10) has lower and upper air passages (38, 39) which connect the gas input (16) to the trigger valve mechanism (23), and the trigger valve mechanism to the nozzle (14), respectively. The upper passage (39) is offset from the lower passage (38) and is substantially conical in shape, the layout of the passages (38, 39) producing a gas vortex in the upper passage (39) which creates a gas acceleration to compensate for the low pressure of the gas entering the gas input (16). The trigger valve mechanism comprises a piston valve (23), a liquid control needle valve (22), and a trigger (40). The piston valve (23) may include inner and outer apertured sleeves (26a, 26b), the sleeves being co-axial with the inner sleeve (26a) located inside the outer sleeve (26b).

Abstract: A fire fighting nozzle for extinguishing industrial scale fires including improved automatic pressure regulating features, enhanced educting features having central (110) and peripheral channeling (94) for foam concentrate, combined with a capacity to throw dry chemicals. The improved pressure regulating features include a spring (50) loaded double acting baffle (13), that is positioned by fire fighting fluid in communication with a hydraulic chamber, the hydraulic chamber is preferably controlled by a relief valve (42).

Abstract: A closed circuit fuel nozzle for engaging an adapter on a fuel tank. The nozzle may include a body having an inlet aperture, a tubular assembly, an outlet aperture, and walls forming a closed flow path from the inlet aperture to a tubular assembly. The distal end of the tubular assembly may form the outlet for the nozzle. The tubular assembly may comprise a tube extending in the longitudinal direction and a sealing collar secured proximate the distal end to form the outlet. An articulator may provide resilient articulation of the sealing collar with respect to the tube about lateral and transverse axes. A biasing member may urge the tubular assembly distally in the longitudinal direction. A poppet valve may be selectively translatable in the longitudinal direction and shaped to stop flow through the body when seated against the sealing collar.

Abstract: A misting system valve assembly comprises a conduit connectable to a pressurized fluid supply. The conduit includes a through opening. A sleeve is telescopically received on the conduit. The sleeve is adapted to support a nozzle. The sleeve has a sleeve opening therethrough for selectively delivering pressurized fluid to the nozzle. The sleeve is moveable on the conduit between an open position where the conduit through opening is in communication with the sleeve opening and a closed position where the conduit through opening is not in communication with the sleeve opening.

Abstract: The present invention relates to a switching device which connects a shower head to a water pipe or hose and enables a user to allow or stop water flowing through the shower head without controlling the faucet. The switching device comprises a casing which is screwed to a shower head, a cylindrical inner pipe which is placed inside the casing, a rubber packing which is placed in between the inner pipe and the casing, a cylindrical center pipe which is placed inside the inner pipe and is screwed to the water pipe or hose, certain gaskets which are placed in the grooves on the center pipe's surface, a fixing ring which is placed on top of the inner pipe, certain cylindrical pieces which penetrate through the fixing ring, the inner pipe and insert into the casing and a sealing cover which is screwed to the casing.

Abstract: Shower heads are disclosed providing for varying types of spray. One spray head permits two different spray patterns with one of the patterns optionally being pulsed or unpulsed. Another provides three different spray patterns, with two of the patterns having pulsing impellers which can pulse at different speeds from each other. The third provides three different spray patterns, each of which provides spray through outlets at different force levels.

Abstract: The invention relates to a holder (1) for mounting a spray head for fire fighting, which holder comprises a body (8), a first end (9), a second end (10) and a passage (11) between the first and the second end for conducting extinguishing medium from the first end to the second end, a channel (17) at the second end of the body for receiving the spray head in such a way that a housing (18) of the spray head is inserted into the channel, the first end being intended to receive a conduit (3) for conducting extinguishing medium.

Abstract: An eyewash apparatus is disclosed that can be utilized on either side of an associated bowl or sink. Piping extending from spray heads to a housing overlaying a valve can be rotated into position over the sink or bowl. Rotation of the piping initiates or shuts off water flow to eyewash outlets at one end of the piping. The amount of rotation is limited by interaction of a pin traveling in an arcuate slot formed in that part of the apparatus secured to a surface adjacent the sink or bowl. The apparatus can be used on opposite sides of the sink or bowl without a structural change to any components of the apparatus.

Abstract: A continuously adjustable water flow control apparatus includes at least a control seat, a adjustment head, a push sleeve and an adjustment cap. A relative position between the adjusting plate and the push sleeve can be changed by adjusting the adjustment cap to press against the adjusting plate of the adjustment head. Accordingly, a stepless change of the sectional figure and area of the water channel is attainable. In addition, the use of the continuously adjustable water flow control apparatus in combination with different kinds of shower heads and rotational devices will meet different needs of the users.

Abstract: The present invention relates to a spray device which comprises a nozzle for ejecting a jet of fluid. According to the invention, the spray device comprises a nozzle holder which is adapted to be gripped manually when using the spray device and which is movable relative to the nozzle essentially in parallel with the direction of the jet of fluid. The spray device further comprises a valve which is connected in front of the nozzle and is adapted to open when moving the nozzle holder in the direction of the jet of fluid relative to the nozzle. The nozzle is biased in the direction of the jet of fluid relative to the nozzle holder and the relative position of the nozzle holder to the nozzle is affected by the reaction power of the jet of fluid.

Abstract: A sprinkler for watering a fixed spray pattern includes a flow conduit having a nozzle coupled thereto. A filter screen is held in place beneath the nozzle. The filter screen engages against a poppet type valve member of a flow shut off valve to space the valve member away from a valve seat to permit water flow through the flow conduit when the filter screen and nozzle are in place. If the nozzle is removed, the filter screen can move far enough upwardly, or can itself also be removed, that the valve member closes to shut off flow through the flow conduit. The flow shut off valve is located at a fixed distance from a reference point in the top of the flow conduit to permit the same sized screen to open the valve regardless of the overall length of the flow conduit. A flush cap used initially on top of the flow conduit in place of the nozzle, i.e.

Abstract: The apparatus (1) for dispensing a sprayable product from an aerosol container includes a tube section (5) axially slidably mounted in a spray head (5). The spray head (3) has a feed passage (15), a connecting passage (14) and two nozzles (10,11 ) provided one above the other in the operating direction of the spray head (3), preferably oriented at an angle of 12.degree. to each other. By depressing the spray head the tube section (3) is moved downward in order to open a valve (7) in the aerosol container (2), whereby product can travel from the aerosol container (2) into the spray head (3) and from there into only the lower nozzle (1). By subsequently depressing the spray head (3) further downward against the force of a spring (6) the connecting passage (14) is moved upward relative to the spray head (3) in order to connect both nozzles (10, 11) with the feed passage (15). In that way either a single spray stream or two overlapping spray streams can be produced according to choice.

Abstract: An aerosol valve assembly(12) has a mounting cup(18) with an arcuate bottom portion(43) that distorts during pressurization to absorb some of the pressure shock to enable pressurization at higher levels and a valve stem(22) with grooves(25) that define passageways through a bore(21) within which the valve stem(22) is slideably mounted to eliminate leakage through the bore and to reduce back pressure to enable good flow rates at reduced pressures.