Abstract: An actuator overcap for producing multiple spray patterns includes a cap having a hub with a lower surface defining a socket and an upper surface defining a chamber fluidly communicating with the socket. First and second barrels extend between the hub and a side wall of the cap to define first and second flow paths. A trigger is pivotably coupled to the cap and includes a seal support. A selector is coupled to the trigger, and includes a user-engageable pad and a seal. The seal is configured to closely fit within the hub chamber and defines a central aperture fluidly communicating with the hub chamber and a first notch extending radially outwardly from and fluidly communicating with the central aperture. The trigger and selector are pivotable with respect to the cap to place the first notch in fluid communication with one of the first and second flow paths.

Abstract: A handheld and multi-section water distributor contains a body including an inlet end, an outlet end, and a chamber defined between the inlet end and the outlet end; a pressing element including a push segment and a press segment integrally connected on a bottom end of the push segment; a plugging member including a plug segment and a retaining segment integrally extending from a bottom end of the plug segment; the plug segment being formed in a cone shape and extending downward decreasingly to define an outer sealing wall so as to closely engage with the inner sealing wall of the closing room; the retaining segment including a number of protrusions arranged around a bottom end thereof to be retained in the recesses respectively; a resilient element fixed between the inflow room and a top fence of the plugging member to push the plugging member.

Abstract: Electromagnetic fuel injector for gaseous fuels comprising: an injection nozzle controlled by an injection valve; a movable shutter to regulate the flow of fuel through the injection valve; an electromagnetic actuator, which is suitable to move the shutter between a closed position and an open position of the injection valve and comprises a fixed magnetic pole, a coil suitable to induce a magnetic flux in the magnetic pole, and a movable anchor suitable to be magnetically attracted by the magnetic pole; an absorption element, which is made of an amagnetic elastic material and is arranged between the magnetic pole and the anchor; and a protective element, which is made of a magnetic metal material having high surface hardness and is interposed between the absorption element and the anchor.

Abstract: A spraying device is provided that includes a cartridge containing a first fluid, the cartridge being removably connected to a sprayer body. The cartridge is oriented such that gravity exerts a downward force on the first fluid. The sprayer body includes a conduit for receiving a second fluid. A valve is coupled to the conduit. The valve allows the second fluid to flow through the valve, thus creating a Venturi vacuum that draws the first fluid out of the cartridge and into the valve to enable the first and second fluids to mix and form an outlet stream. An orifice meters a predetermined amount of the first fluid into the valve to achieve a predetermined ratio of the first fluid to the second fluid. The outlet stream is then dispensed from a spray nozzle.

Abstract: A water jet suitable for use in a water recreational apparatus has (a) a body defining a body interior passageway between a body inlet opening and a body outlet opening, the body having (a) a light well with an open external end and a closed transparent internal end, and (b) an insert disposed largely within the body, the insert defining an insert interior passageway between an insert inlet opening and an insert outlet opening, the insert defining a flange cover at the proximal end of the insert. The insert is moveable within the body between a water open position and a water closed position. The insert is also moveable within the body between a light on position and a light off position.

Abstract: A perfume bottle spray head assembly is disclosed to include a nozzle head, a lock cap, a receptacle, a plug, a dip tube, an outer cap and a rotary shut-off control plate. The nozzle head has passage means defined therein to facilitate mixing of liquid perfume with compressed air for enabling well-mixed liquid perfume and compressed air mixture to be sprayed out in a mist. The rotary shut-off control plate is operable to rotate the plug in the receptacle between a close position to shut off the liquid perfume passage and an open position to open the liquid perfume passage.

Abstract: A hand-held dispenser for precisely controlling the flow rate of water therethrough and for precisely injecting a liquid chemical into the water passing through the apparatus. The dispenser is also capable of dispensing a water-only rinse spray.

Abstract: A torch assembly having features enabling single handed operation. The torch assembly includes a flame control device that can be operated with a user's fingers while the user is holding the torch with the same hand. A controller apparatus of the torch assembly includes a trigger for actuating an on/off valve adapted to permit or stop flow through a fuel line, a regulator adapted to at least partially restrict flow in the fuel line and including a regulator valve, and a controller operatively connected to the regulator to adjust the position of the valve to vary the flow of fuel through the fuel line. The controller is interposed between the trigger and the regulator, and can include a rotatably mounted knob.

Abstract: An injector apparatus for an engine, may include an injector body, an actuator mounted in the injection body, a rotary rod rotatably received in the injector body and selectively rotated by the actuator, wherein a fuel groove may be formed on outer surface of the rotary rod along a longitudinal direction thereof, and a nozzle hole formed at a nozzle of the injector body to selectively communicate with the fuel groove in accordance with rotation of the rotary rod, wherein the rotary rod slidably contacts with the nozzle in the injector body.

Abstract: A sprinkling gun structure including a main body having two ends respectively formed with a water inlet and an adaptation hole. An assembling tunnel is transversely formed through the main body between the water inlet and the adaptation hole to communicate therewith. The sprinkling gun further includes an adjustment member, a controlling member having a water-checking section and a water intake, and a water-guiding member having a watertight sleeve fitted on bottom end of the water-guiding member. The controlling member is fitted in the assembling tunnel and rotationally drivable by the adjustment member. When driven, the water-checking section of the controlling member is rotated to cooperate with the watertight sleeve so as to shut off/turn on and micro-adjust the water flow.

Abstract: A hand held shower with a button switching mechanism for switching spray patterns disclosed in the present invention comprises a body, a button switching mechanism and a cover unit. The button switching mechanism comprises a seat, a disc, a lever, a button, a lower ratchet wheel sleeve and an upper wheel bar. Each time the button pressed, the disc will be rotated to a certain angle so that the outlet hole of the disc will align with the different inlets of seat. The inlets of the seat and the channels with different functions of the cover unit cooperate to switch the spray pattern. The spray pattern can be conveniently and accurately switched by pressing the button with one hand and with little effort.

Abstract: An outlet nozzle (1) which can be attached to an outlet fitting, or to a similar outlet end of a sanitary water line, which includes a valve unit (3), which is displaceable between a blocking position, closing the water line, and an open position, releasing the water line, wherein at least one aerator unit having a jet divider, homogenizer, and/or flow rectifier, a shower unit, or similar jet former, is provided in the outlet nozzle (1). The outlet nozzle (1) is characterized by the low space requirement and production costs thereof.

Abstract: A variable arc sprinkler may be set to numerous positions along a continuum to adjust the arcuate span of the sprinkler. The sprinkler includes a nozzle body and a valve sleeve that helically engage each other to define an arcuate slot that may be adjusted at the top of the sprinkler to a desired arcuate span. The sprinkler may include a flow rate adjustment device that may be adjusted by actuation or rotation of an outer wall portion of the sprinkler. Rotation of the outer wall portion may cause a throttle control member to move axially to or away from an inlet, or may cause one or more restrictor elements to open or close, to control the flow rate of the sprinkler.

Abstract: A water saving device is provided. By a gap defined between a water stopper and a water inlet member of a water guide assembly and a plurality of water discharging portions of the water stopper, the water from the plurality of water discharging portions of the water stopper quickly and stably enters a water guide portion of the water inlet member of the water guide assembly and flows to a net cover through a plurality of water outlet portions of the water inlet member. The gap between the water stopper and the water inlet member of the water guide assembly incorporated with the plurality of water discharging portions of the water stopper guides the water to flow out quickly and stably.

Abstract: A showerhead for a low flow rate may employ one or more of a showerhead housing, a showerhead engine, a flow restrictor and a flow regulation device. The showerhead engine may be moveably connected to the showerhead housing. The showerhead engine may include a back member, an intermediate member, and a front member defining various fluid chambers and apertures that allow for one or more spray modes. The showerhead may include a flow control device to selectively reduce flow to the showerhead engine. The flow control device may also be selectively pause fluid flow for more than one spray mode. The showerhead may include a flow restrictor. The flow restrictor may limit a maximum fluid flow rate of a fluid delivered from the showerhead engine to approximately 1.5 gallons per minute.

Abstract: A showerhead with a rotationally adjustable handle includes a handle unit, a water outlet head unit, and a water inlet control unit. The handle unit has a hollow structure therein and has a first, a second, and a third communicating pipe penetrating therethrough. The water outlet head unit has a cover cap and an outlet valve assembly. The cover cap is connected to a first end of the handle unit and provided with an accommodating space for accommodating the outlet valve assembly. The outlet valve assembly is connected to one ends of the first, the second, and the third communicating pipe. The water inlet control unit is connected to a second end of the handle unit and is rotated to control a water inlet state among a plurality of stages, such that a water flow is guided into any one or a combination of any two of the communicating pipes.

Abstract: Dispensing systems for dispensing one or more materials into a fluid flow conduit, during the conveyance of fluid through the conduit are configured to connect to a fluid conduit, such as a standard pipe of a shower arm and dispense a material into the water flow in the shower arm. The system includes a first tube member having a restrictor flow passage to provide a pressure differential, as fluid flows through the tube member. The pressure differential created within the restrictor passage by the fluid flow is communicated to a flask, to provide a pressure differential between the interior and the exterior of a flexible container within the flask. The pressure differential causes material within the flexible container to be drawn out and conveyed to the fluid flowing through the tube member. The flask may be connected to the first tube member, through an extension portion that is rotatable around the first tube member for convenient positioning.

Abstract: A hose controlled sprinkler device, whose sequential liquid output states can be remotely controlled by a substantially unidirectional movement of a hose connected to the sprinkler device. The hose controlled sprinkler device includes a valve and at least one valve support. The valve includes a moveable member, a valve housing, an inlet connection configured for connection to the hose and an outlet connection. The valve is configured to have at least one liquid off state, a liquid on state, and a liquid off state output sequence at the outlet connection. The sequence is established by a pressurized liquid input at the inlet connection and further by a unidirectional movement of the movable member and the housing one about the other. The at least one valve support is connected to the valve and is configured to stabilize the valve above at least one of a ground and a lawn.

Abstract: A hose end sprayer has a sprayer lid and a container. The sprayer lid has a cap with a pair of bottle connectors formed of single-ended, fixed diameter, threaded sleeves of different radii mounted on the underside of the sprayer lid's cap. The connectors and a threaded adapter allow the sprayer lid to be connected with containers having mouths of different sizes, including containers in which liquid chemicals are sold. A liquid conduit extends across the cap between a hose inlet on one end and a spray nozzle on the other end, with a siphon tube intersecting the conduit within the periphery of the smaller of the bottle connectors, with mixture of pressurized carrier water entering the liquid conduit at the hose inlet with liquid chemical siphoned from the container through the siphon tube. The chemical/water admixture is expelled from the spray nozzle.

Abstract: Safety features in and for hose-end sprayer bottles. In a first safety arrangement, there is ensured a more hindered transition of a spool (e.g., product/carrier spool) or adjuster from a first setting to a second setting than from the second setting to the first setting, wherein in the first setting no carrier stream is admitted through the sprayer and in the second setting solely a carrier stream is admitted through the sprayer. In a second safety arrangement, there is arrested displacement of a container interface (e.g., bottle swivel) from a second (essentially advanced) position towards a first (essentially initial) position upon the container interface displacing from the first position to the second position.

Abstract: A sprinkler includes an oscillating mechanism having a receptacle for receiving a water, and a casing rotatably attached to the receptacle. A device may be used for swinging the casing relative to the receptacle in reciprocating action, to allow the water to smoothly or swiftly flow out of the sprinkler tube in various kinds of water spraying patterns. Two ratchet gears are rotatably received within the receptacle and rotated in different directions, a barrel and a shaft are rotatably received within the receptacle and rotated in different directions, and a valve controlling device may be used for controlling the water to flow through the shaft, such as to flow through the shaft intermittently.

Abstract: A sprinkler apparatus comprises a sprinkler motor configured to rotate an output gear and a sprinkler tube configured to move in a repeating pattern in response to rotation of the output gear. The sprinkler apparatus further comprises a tube adapter interposed between the output gear and the sprinkler tube. The tube adapter is fixed in relation to the sprinkler tube. The tube adapter includes a first set of teeth and the output gear has a plurality of extending flexible fingers defining a second set of teeth which engage the first set of teeth. The output gear and the tube adaptor include water passages through which water advances from the sprinkler motor to the sprinkler tube. The flexible fingers on the output gear allow the second set of teeth to slide over the first set of teeth and provide a torque limiting relationship between the output gear and the tube adaptor.

Abstract: A hand-held showerhead structure includes a handle portion, a water-outlet base, and a rotary member. The rotary member includes an outlet valve and is mounted on the water-outlet base in a rotationally adjustable manner, which is turned by a user to adjust to a desired water-spraying mode. A plurality of annular chambers is defined between a middle cover and a lower cover of the outlet valve. A plurality of arc-shaped flow-guide ribs distributed radially and separated from one another is protruded from a top wall of the lower cover opposing to an annular chamber in an outer peripheral area. A plurality of open-ended arc-shaped flow-guide channels is accordingly defined between the flow-guide ribs. Moreover, a plurality of outlet holes is arranged in flow-guiding directions of the flow-guide channels. Therefore, the showerhead positioned in such a water-spraying mode is capable of achieving a uniform water-spraying effect at a larger spraying area.

Abstract: The present invention relates to a temperature control faucet with an improved structure in the valve technical field. The temperature control faucet addresses the defects existing in the prior art of inconvenient control and narrow range of use. The temperature control faucet of the invention comprises a valve body which has two inflow conduits and an outflow conduit, and a temperature control valve set in the valve body. The temperature control valve is arranged at the convergence of cold water and hot water of the inflow conduits within the cavity of the valve body. The temperature control valve is linked with a turn handle out of the valve body. A flow valve is provided at one end of the outflow conduit of the valve body to control the flow rate. The temperate and the flow rate could be separately controlled by the temperature control faucet with an improved structure of the invention. Therefore, the faucet is conveniently used, and has a small volume and a wide range of use.

Abstract: A faucet spray head having a volume control mechanism allowing the user to adjust the flow of water through the spray head from a full-spray to full-stream and to a paused flow and flow levels therebetween. The volume control mechanism illustratively includes a spring-activated safety mechanism that prevents the user from inadvertently leaving the faucet head in an off position, thereby preventing the mixing or backing up of hot water into the cold water supply.

Abstract: A nozzle apparatus for an agricultural crop sprayer, the apparatus having a control element adjustable using ah external power source for controlling the flow of a spray liquid from a spray line through at least one channel of the nozzle apparatus. Once the control element has been moved to a control position, the position is maintained without further need for external power. The control element may be a ball valve movable to simultaneously select two or more nozzle connections and also to vary flow through the selected nozzle connections.

Abstract: A spray device, such as one used with a pressure washer, includes a housing, a chemical container coupled to the housing, and a chemical conduit coupled to the container. The chemical conduit has an inlet and an outlet forming a chemical flow path therebetween. The spray device further includes a chemical flow controller allowing a user to adjust a chemical flow rate through the chemical conduit. Further, the spray device includes a water conduit forming a water flow path through the housing, the water conduit terminating at a spray orifice. The chemical flow path and the water flow path merge at a point proximate the orifice.

Abstract: In a tool for cutting up coke, comprising a housing mounted on a drill stem in the operating condition, and wherein at least one cutting nozzle for cutting and one boring nozzle for boring coke by means of a water jet, and a switchable valve means arranged in a flow-through channel for alternatively feeding the water to the flow channels in a flow body for the paths to the cutting and boring nozzles, and a switching apparatus manually or water-pressure-controlled operable at switching pressure of the water within the flow-through channel, for switching the valve means, are arranged, comprising a distribution apparatus rotatably supported above the flow body, with at least one valve body for closing off at least one opening of the flow channels, wherein depending on each angular position of the distribution apparatus with respect to the flow body, the flow path of the water to the boring nozzle or the flow path to the cutting nozzle is free or obstructed, for easier rotation of the distribution apparatus,

Abstract: The present invention provides a perfume spray head with leakproof feature comprising a spraying unit and an annular pad, wherein spraying unit has a holding groove with an aerator, a nozzle and a 1 flow passage, a protrudent docking stem with a locking dented ring as well as a curved anchoring trough and an air inlet, and annular pad has an anchoring hole with an anchoring pin, a docking pit, a perforated positioning hole with a positioning and locking pin, an air intake passage and a flow path connected with a liquid feeding channel, as well as a coupling bushing; Thereby, the spray head is switched into “ON status” or “OFF status” when the spraying unit is turned to the position where the flow passage in or out of alignment with the flow path so that effects in component simplification, assembly easiness and cost reduction are achieved.

Abstract: A spray device for use as a supplementary fluid output, having a mixing chamber for receiving and mixing fluid from two input supplies which supplies mixed fluid to a spray head through a flexible conduit. The relative proportions of input supplies received in the mixing chamber is controlled by a mix controller having a mix actuator which is connected to a mix valve associated with the mixing chamber by an upstanding rotatable sleeve. The spray device is mounted on a hole in a work surface by mounting means. The flexible conduit and the upstanding rotatable sleeve pass through the hole in the work surface and a bore in the mounting means. The mix controller may control the rate of fluid flow through the device.

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 invention is directed to a sprinkler toy and a method for producing a geyser-like burst of liquid supplied by a source of pressurized liquid. The sprinkler toy may include a reservoir in fluid communication with the pressurized liquid source, wherein the volume of the reservoir may increase as the liquid is supplied to the reservoir by the pressurized liquid source. The sprinkler toy may further include a valve in fluid communication with the reservoir and operatively coupled to the reservoir, wherein the valve may be moveable between a closed position and an open position, wherein the increase of the volume of the reservoir from a first volume to a second volume may cause the valve to move from the closed position to the open position, and wherein the pressure within the reservoir when the valve moves to the open position may cause a geyser-like burst of liquid stored in the reservoir to discharge through the valve.

Abstract: A nozzle spray assembly for insecticide made in two halves that are connected together and define an internal reservoir. The lower half has an arcuate shaped exterior surface and includes an inlet tube in communication with the reservoir. The lower half also has nozzle openings adjacent the arcuate surface so that when air is directed over the arcuate surface past the nozzle openings fluid is sucked into the inlet tube and reservoir and out the nozzle openings to spray insecticide onto the surrounding area.

Abstract: A pull-chain shower valve is interposed between a pipe stub and a shower head of a typical shower and allows a user to turn the water on and off at the shower head assembly without the need to use the main valve controls of the shower. The device uses a ball valve that articulates between an open position wherein water flows out of the shower head and a closed position wherein water does not flow out of the shower head. A standard pull-chain assembly is used to articulate the ball valve between its open position and its closed position. A pull-chain of the pull-chain assembly is pulled in order to advance the ball valve to its next position. Each sufficient pull of the pull-chain advances the ball valve exactly 90 degrees. If the pull-chain is not pulled sufficiently, the ball valve resets to its prior position. A reset mechanism is provided for the pull-chain.

Abstract: A showerhead in which the basic assembly attaches to a water supply pipe that controls and directs the mixing of solutes of various kinds, such as shampoo, moisturizers, liquid soaps or perfumed water and water itself. These are mixed and dispensed with incoming water that passes into, through and out off the controller assembly. These have a solute containing reservoir or reservoirs with different solutes that easily attach or detach for refilling. When adjusted to go to the showerhead or alternately to the bathtub for both showering and bathing, different amounts of solutes may be added to a reservoir to obtain the amounts most desirable. With such a system the water-solute mixture is able to cover the entire body. By selecting mixtures or adding more or less solutes to the reservoir, the skin is treated in such a way that it becomes softer and not itchy.

Abstract: A pressure washer wand having first and second valves that can be opened in a predetermined or user-adjustable manner through movement of a trigger. In one form, the first and second valves are opened sequentially in response to movement of a trigger to transition from a no-flow condition to a relatively low pressure flow and thereafter to a relatively high pressure flow. In another form, the sequencing of the valves can be changed such that only the first valve, which provides a relatively low pressure flow, is opened in response to movement of the trigger. A pressure washing system having the pressure washer wand is also provided.

Abstract: A nozzle for both types of gas stove of liquefied petroleum gas and natural gas includes a nozzle and an adjustable member. The nozzle member includes a gas channel, a receiving portion communicated with the gas channel. The adjustable member is received in the receiving portion, which has a plurality of apertures thereon. The adjustable member is moved to various positions to have the predetermined apertures communicated with the gas channel respectively to provide different gas supplies for the gas stove of liquefied petroleum gas or natural gas.

Abstract: A sprayer head assembly comprises a sprayer head and a valve for controlling the flow of fluid through the assembly. The sprayer head comprises a chemical passage, a carrier fluid passage and a vent passage. A generally cylindrical bore is in communication with the chemical, vent carrier fluid passages. The valve is moveably positioned within the bore. The valve is moveable between a first position and a second position. The valve comprises a first passage and a chemical inlet passage that is in communication with the first passage. In the first position, the valve blocks the vent, chemical and carrier fluid passages. In the second position, the first passage is configured to be in communication with the carrier fluid passage while the chemical fluid passage is in communication with the chemical inlet passage. The valve defines a suction generating recess positioned within the first passage.

Abstract: Mechanisms and method of flow control for use in an oscillating sprinkler that varies the water stream height to lessen the adverse effects of wind on the water streams. The flow control mechanism varies water flow during rotation of a spray tube of a sprinkler to control the height of water streams in predetermined portions of the rotation.

Abstract: A hose end sprayer comprising a sprayer lid and container includes multiple bottle connectors formed of single-ended, fixed diameter, threaded sleeves of different radii mounted on the underside of the cap of the sprayer lid. The connectors allow the sprayer lid to be connected with containers having mouths of different sizes, including containers in which liquid chemicals are sold. A liquid conduit extends across the cap between a hose inlet on one end and a spray nozzle on the other end. A siphon tube intersects the conduit within the periphery of the smallest of the bottle connectors. The siphon tube carries liquid chemical from a container connected to the sprayer lid, such as a bottle of concentrated liquid, into the liquid conduit, where the liquid mixes with carrier water entering the liquid conduit at line pressure from an external hose connected to the hose inlet. The liquid carrier water mixture is then expelled from the nozzle.

Abstract: A system and method are provided for selectively containing and dispensing a predetermined liquid material in and from a source container in failsafe manner, wherein a housing is disposed to receive a pressurized fluid stream, and a selectively operable valve assembly is disposed in a flow path defined in the housing. The housing includes an inlet, an outlet, and an intermediate portion extending therebetween, which is formed with an admission port for admitting the predetermined liquid material. The valve assembly is disposed between the housing's inlet and outlet, and may be selectively operated to alternatively open and close access of the predetermined liquid material into the housing. The valve assembly is operably actuated responsive at least in part to the pressurized fluid stream in the flow path, whereby admission of the predetermined liquid material into said housing is keyed by introduction of the pressurized fluid stream into the flow path.

Abstract: A nozzle apparatus for an agricultural crop sprayer, the apparatus having a control element adjustable using ah external power source for controlling the flow of a spray liquid from a spray line through at least one channel of the nozzle apparatus. Once the control element has been moved to a control position, the position is maintained without further need for external power. The control element may be a ball valve movable to simultaneously select two or more nozzle connections and also to vary flow through the selected nozzle connections.

Abstract: A high-pressure liquid projection assembly for cleaning and/or deburring industrial parts, having a housing with an inlet adapted for connection with a pressurized liquid source, an outlet and a fluid passageway connecting the inlet to the outlet. A fluid chamber is formed in the housing and disposed around an intermediate portion of the passageway. At least one opening is formed in the housing which fluidly connects the chamber to the passageway while a control port on the housing is fluidly connected to the chamber. The control port is adapted to be connected to a variable flow pressurized liquid source to thereby vary the projection cone pattern from the outlet as a function of the valve opening.

Abstract: An HVLP paint sprayer having an inlet air duct equipped with a throttle to control air volume passing through the gun. The duct has a thick wall with a slot extending down from the top just past the bottom of the internal air passage. Close to its top, the slot has on opposite sides a pair of dimples directed towards each other. This is substantially the same size as the air passage and when aligned with it does not obstruct inlet duct air flow. The throttle is positioned by the dimples engaging in recesses and by a rim flange engaging on the outside of the duct. When less air is required, the throttle is pivoted about the dimples and recesses by pressing on the flange portion not abutting on the duct. Thus, the webbed portion of the throttle is brought to one side of the aperture, effectuating a throttle.

Abstract: An apparatus for mixing two or more fluids, gases or other substances and conveying said fluids, gases or other substances through a convergent-divergent (C-D) nozzle to produce a highly atomized output flow that is adjustable from no atomization to full atomization, said preferred embodiment of said apparatus having a housing and a nose portion and a gripping portion, the housing including an outer conduit and an inner conduit, the outer and inner conduits positioned and arranged to convey fluids, gases and other substances from an entry point to an exit point and into the entry end of a C-D nozzle and through said C-D nozzle to produce an output flow. The location of the outer conduit, inner conduit and C-D nozzle may be adjusted to vary the output flow from no atomization to full atomization. The pressure and flow rate in each conduit may also be separately adjusted to obtain the desired output flow.

Abstract: A hose-end sprayer assembly connectable to at least one container of product to be dispensed has an elongated housing for a venturi tube assembly rotatable about its central axis and devised to selectively open and close a product inlet opening as well as its associated vent valve, an independently controllable liquid carrier valve being provided for opening and closing the carrier liquid flow through the venturi tube duct in the venturi tube assembly can be devised for opening and closing inlet product inlet openings of separately stored chemical products sequentially or simultaneously.

Abstract: The invention is a flow controller attachable to a water supply. The controller has a body with inlet and outlet connections and a control element positioned between the inlet and outlet. The controller has an actuator extending from the control element that permits selection of three different settings. The first setting aligns a set of openings in the control element with the inlet and outlet of the body permitting unimpeded full flow of water. A second setting aligns another set of openings, which form a weep hole, in the control element to substantially impede flow from the inlet to the outlet. A third setting aligns a third set of openings in the control element with a flow control device, to partially impede flow from the inlet to the outlet, creating a low flow.

Abstract: A novel pistol nozzle is provided herein, in which a spherical valve having a through hole is used to control the water flow by the alignment of the through hole to the water channel of the pistol nozzle. The alignment of the spherical valve's through hole is controlled by the interaction of a pinion and a gear when the control lever of the pistol nozzle is grasped, which requires less effort and achieve more precise control to the water flow.

Abstract: A combined prime valve and electrical pressure control apparatus including a prime valve actuator, an electrical pressure control actuator, and a control housing containing the actuators, with each coupled to a single shaft having a cam assembly for selectively actuating the control apparatus to one of a prime mode and a spray mode and the electrical pressure control is operable within a range of pressure settings by movement of the shaft while the control apparatus remains in the spray mode. The actuators are oriented diametrically opposite and offset along an axis of the single shaft with respect to each other, and contact the cam assembly and respectively contact a lever for a prime valve and a pressure switch carrier. A setscrew in the carrier provides adjustment of the pressure at which the switch is actuated.

Abstract: A water spraying gun includes a main body, a water supply member, a water outlet seat, a nozzle module, a control switch, and a rotation member. Thus, the water is injected outwardly from the water injection hole of the nozzle module or sprinkled outwardly from the water sprinkling holes of the nozzle module, so that the water spraying gun have different water outlet modes, thereby enhancing the versatility of the water spraying gun. In addition, the different water outlet modes are changed and controlled by rotation of the rotation member, thereby facilitating the user controlling the different water outlet modes. Further, the water flow rate from the nozzle module is controlled independently by rotation of the control handle.