Abstract: A fire apparatus includes a housing, a water tank mounted in the housing, a support unit mounted on the housing, a spray gun mounted on and supported by the support unit, a hose having a first end connected with the water tank and a second end connected with the spray gun, a drive motor mounted in the housing and electrically connected with the spray gun to pressurize the spray gun, and an electric storage unit mounted in the housing and electrically connected with the drive motor to supply an electric power to the drive motor. Thus, the spray gun injects atomized water outward to extinguish the fires easily and quickly.

Abstract: The subject invention relates to a power sprayer that offers flexibility of movement because it can be battery operated and is designed to eliminate the need for cleaning its spray nozzle after being used. Paint colors can be changed quickly by simply changing the media cartridges that are adapted for simple attachment to the sprayer. These media cartridges also eliminate the inconvenience associated with refilling conventional power sprayers with a desired media. The present invention more specifically discloses a sprayer media cartridge system comprising: (a) a media container, (b) a self-cleaning nozzle, (c) a media shut-off means, (d) a primary media atomizing aperture in a configuration relative to the self-cleaning nozzle, (e) a movable media containment member within the media container, (f) a gas transfer interface, and (g) a power unit engagement means.

Abstract: An applicator comprises a housing having a liquid input, a pump, a motor, and a power source; a trigger for providing selective control over the pump; a wand hingedly connected to the housing; and a nozzle coupled to the wand for discharging liquid from the applicator. The nozzle and the liquid input are in fluid communication via the pump and various conduits of the applicator.

Abstract: A hand-held apparatus for spraying texture material includes a body having a handle, a texture material hopper mounted on the body, and a nozzle extending from the body for spraying texture material. The apparatus also includes an air source connection component operable to connect and disconnect a source of air to and from the body. The air source connection component comprises a first connection structure on the body that is configured to receive a corresponding second connection structure associated with the air source and secure the second connection structure to the body by rotating the second connection structure with respect to the body.

Abstract: A packaging and dispensing device (10) for a liquid or semi-liquid product, includes: a container (12) including a lining element (18, 20) solidly connected thereto; an outlet member (22) borne by the lining element; and at least one pump (24) connected to (i) at least one inlet duct (26) communicating with an outlet hole (16) in the container, in turn communicating with the interior of the container, and (ii) at least one outlet duct (28) supplying the outlet member. An element (30) for controlling the pump can be activated from an external surface (32) of the lining element in order to control the operation of the pump and the conveying of the product from the container to the outlet member. The pump is a miniature piezoelectric pump which is powered by an electrical power supply unit (34) in the lining element and which is controlled by the control element.

Abstract: A fluid delivery device including a fluid reservoir, a pump in fluid communication with the reservoir, an electric motor, a bladder in fluid communication with the pump, the bladder including at least in part, an elastic portion, a nozzle valve in fluid communication with the bladder, the nozzle being adjustable from an open mode to a closed mode, and from a closed mode to an open mode, a pressure release valve in fluid communication with the bladder and the fluid reservoir; and an electronic control unit for controlling delivery of the fluid. The invention also encompasses a method of delivering a treating fluid in a fine mist, including powering-up a fluid delivery device, comparing a signal being received from an ambient light sensor to predetermined trigger values consistent with dusk and dawn ambient light conditions, and dispensing treating fluid for a selected duration period on the basis of the signal being received from the ambient light sensor.

Abstract: Disclosed are manifold assemblies for use in automated sprayers. The manifold assemblies provide passageways for cleaning fluid, venting air if venting is needed, and drainage fluid. They also provide a mount for a motor and a pump chamber. There are also check valves retained in the manifold assemblies to ensure that the flows are in the proper direction.

Abstract: A pressure differential motor control system for controlling a motor of a high volume low pressure (HVLP) spray system via a pressure differential. The pressure differential motor control system has an outlet fitting connected to a turbine assembly, and a pressure switch adapted to be activated by a pressure differential from the outlet fitting. The outlet fitting has a first section connected to the turbine assembly, a mid section featuring low and high pressure ports, a second section connected to a quick coupler hose and spray gun, and a venturi defined through the outlet fitting. The low pressure port is in communication with the venturi, and the high pressure port is in communication with the input side of the outlet fitting. The pressure switch is activated by a pressure differential from the low and high pressure ports of the outlet fitting, thereby sending a signal to a motor controller for controlling a motor of the turbine assembly.

Abstract: A container holder in a fluid delivery system is provided. In one example, an airless fluid delivery system is disclosed and includes a housing and a handle coupled to the housing. A first end of the handle is attached to the housing and a second end of the handle includes an attachment feature configured to receive and suspend a fluid container from the handle. In one example, a frame of the fluid delivery system includes a recess configured to receive the container. Further, in one example the handle extends transversely from the fluid delivery system and includes a empty container balance point and a full container balance point along a length of the handle.

Abstract: A pressurized fluid dispenser includes a base unit and a reservoir. The base unit includes a pump and a battery compartment including electrical contacts electrically connected with the pump. The reservoir is supported by and selectively removable from the base unit. The reservoir includes an internal compartment that is in fluid communication with the pump when the reservoir is connected to the base unit. A female panel mount for an electrically operated unit is also disclosed.

Abstract: A visible vapor generator is provided. The visible vapor generator may include: a pump having an inlet and an outlet; and a passage configured to provide a fluid to an impeller associated with the pump in addition to lubricating fluid and working fluid provided to the pump; wherein the action of the impeller atomizes both at least some of both the lubricating fluid and the fluid provided to the impeller and expels the atomized fluid through the outlet. A method of generating a vapor may also be provided. The method may include; modifying a pump to have a passage to conduct fluid to an impeller associated with the pump in addition to the lubricating fluid and working fluid.

Abstract: An automated sprayer for spraying the walls of a shower enclosure with a liquid cleanser is disclosed. The sprayer includes a bottle suitable for containing the liquid, a housing, a pump located in the housing wherein the pump is in fluid communication with the bottle, a rotatable dome-shaped spray head extending away from an opening in a surface of the housing, a spray nozzle positioned such that an outlet of the spray nozzle is positioned within an opening in a side wall of the rotatable spray head wherein the spray nozzle is in fluid communication with an outlet of the pump, a motor located in the housing, and a transmission operably coupled to a shaft of the motor, the rotatable spray head, and the pump. The transmission transfers rotational motion of the shaft of the motor to drive the pump and cause rotation of the rotatable spray head such that the liquid is sprayed radially away from and around the housing thereby providing a circular spray pattern that contacts the walls of the shower enclosure.

Abstract: A sprayer and a releasable bottle are provided. The sprayer includes a main housing having a pump and a nozzle coupled in a material flow path. The housing further includes a bottle receptacle and a bottle adapter, which is fluidically coupled to the material flow path and has a lower, sealing surface and a lower fitting. An adapter spring applies a downward displacement force to the bottle adapter. The bottle is insertable into the bottle receptacle through an opening in the receptacle and has a top, which engages the lower sealing surface when inserted fully into the receptacle. The bottle includes a tube adapter that mates with the lower fitting and is coupled to a tube carried within the bottle. A latch retains the bottle in the receptacle in a latched state and releases the bottle from the receptacle in a released state.

Abstract: A connector system for attaching a liquid container to a spray gun includes a lid with a liquid outlet and an adapter that connects the outlet with the liquid inlet port of the gun. The lid includes interlocking tab assemblies for releasably attaching the adapter to the lid. The connector system combines with an outer cup, a ring for insertion into the mouth of the cup and a collapsible liner for insertion into the ring to form a liquid container system. The ring includes internal threads that cooperate with a peripheral flange on the lid to lock the lid to the ring, securing the lip of the liner. The lid includes a flexible gasket to form a liquid tight seal with the liner. The lid-liner-ring forms a liquid tight unit that may be inserted into and removed from the outer cup while containing a fluid such as paint.

Abstract: The present disclosure generally relates to a spray gun for spraying fluid materials such as paints, stains, and the like, and more specifically, but not by limitation, to a fluid container connection for a spray gun. In one example, a sprayer is provided and includes a housing and a fluid container cover attached to the housing. The fluid container cover is configured to be removably coupled to a fluid container. The fluid container cover comprises a portion having a first side facing the fluid container and second side facing a direction generally opposite the first side. At least one orifice is formed through the portion between the first side and the second side. The fluid container includes at least one connection mechanism configured to be received by the at least one orifice and engage the second side of the portion of the fluid container cover.

Abstract: The present disclosure generally relates to fluid spraying devices and systems and more specifically, but not by limitation, to a fluid intake assembly configured to be used with a remote fluid source to supply fluid material from the remote fluid source to a fluid sprayer. In one example, a fluid intake assembly for a fluid sprayer is provided. The assembly includes an inlet tube providing at least a portion of a fluid path between a remote fluid source and the fluid sprayer. The assembly also includes a fluid flow control mechanism configured to allow a flow of fluid material in the fluid path in a first direction and restrict a flow of fluid material in the fluid path in a second, opposite direction. In one example, the fluid flow control mechanism comprises a valve mechanism.

Abstract: In one example, a fluid intake assembly configured to provide an inlet fluid path for a fluid sprayer is provided. The assembly includes a fluid intake assembly body configured to be removably engaged to a portion of the fluid sprayer by rotating the body with respect to the portion of the fluid sprayer. The assembly also includes a fluid inlet tube configured to be supported by the body and extend from the body within a fluid container to provide fluid flow along the inlet fluid path.

Abstract: In one example, a handheld fluid sprayer is provided and includes a housing, an assembly having at least one of a motor and a fluid pump, and at least one assembly support feature. The assembly is mounted to the housing with the at least one assembly support feature. The at least one assembly support feature includes a first portion having first and second opposed surfaces and a second portion having first and second opposed surfaces. The second portion extends from the first portion such that at least one of the first and second surfaces of the second portion is at least substantially orthogonal to the second surface of the first portion.

Abstract: A system, in certain embodiments, may include a spray coating device having a self-contained air system. The self-contained air system is adapted to supply a desired amount of air pressure within the spray coating device. Further, the self-contained air system comprises only an air blower rendering the spray coating device air tank-less.

Abstract: A method of cleaning a surface such as a driveway or a vertical wall which includes converting or retro-fitting a zero-turn radius (ZTR) or other type of mower to a cleaning apparatus. The conversion of the mower includes the steps of adding a water supply tank to the deck area of the mower and providing low pressure and high pressure flow lines. The low pressure flow lines are supplied via a low pressure pump. The high pressure flow lines are supplied by a separate high pressure pump unit. Plural solenoid valves are utilized in the method and system to control the flow of a cleaning solution for various method operations.

Abstract: A sprayer that delivers a pattern of paint that can be obtained from a container. The sprayer generally includes a sprayer body that emits the pattern with the paint. The sprayer also includes a reservoir including a cavity that when connected thereto provides the paint to the sprayer body. The reservoir includes a cylinder and a piston assembly manually movable in the cylinder to draw the paint into the cylinder when the reservoir is connected to the container.

Abstract: A handheld airless fluid dispensing device comprises a pump, a drive element and an orifice element. The pump directly pressurizes a fluid. The drive element supplies power to the pump. The orifice element is connected to the pump and atomizes un-thinned architectural coating to a particle size of no greater than approximately 150 microns. The pump generates orifice pressures up to approximately 2.48 MPa and the orifice has an area of approximately 18.7 mm2. In one embodiment, the pump, drive element and orifice element are integrated into a handheld housing. In one embodiment, the pump comprises a reciprocating piston fluid pump comprising at least two pumping chambers configured to be actuated out of phase by at least one piston. In another embodiment, the reciprocating piston fluid pump comprises two pistons having different displacements that are linearly actuated by a wobble assembly driven by a gear reducer and an electric motor.

Abstract: An apparatus for providing cooling to a user comprises a bag, an input hose, an output hose, one or more discharge extensions, and a pump. The bag is operative to store a liquid. The one or more discharge extensions are in fluidic communication with the output hose, and each of the one or more discharge extensions terminates in a respective one of one or more nozzles. Lastly, the pump is operative to draw the liquid from the bag via the input hose and to expel the liquid into the output hose so as to cause the liquid to flow to the one or more discharge extensions and to be expelled through the one or more nozzles in the form of a water mist.

Abstract: The portable sprayer having automated pressurizing means includes a canister, air compressor, and battery compartment. In an alternative embodiment a pair of fold out wheels can extend and retract from underneath the canister to improve the overall mobility of the sprayer. In yet another embodiment, the canister includes an optional manual pump to use in the event the batteries lose their charge. In all embodiments, a cover screws onto a top of the canister to enable refilling of the canister.

Abstract: A method of treating a patient with a pulmonary disease, where the method includes delivering a dose of aerosolized medicament intermittently to a ventilator circuit coupled to the respiratory system of the patient. Also, a method of treating a patient with a pulmonary disease, where the method includes taking the patient off a ventilator, and administering to the patient, a nebulized aerosol comprising from about 100 ?g to about 500 mg of a medicament. Additionally, an aerosolized medicament for the treatment of a pulmonary disease, where the medicament includes amikacin mixed with an aqueous solution having an adjusted pH from about 5.5 to about 6.3. The pH is adjusted by adding hydrochloric acid and sodium hydroxide to the aqueous solution.

Abstract: A pressure washer is provided. The pressure washer can include a frame and a power source coupled to the frame. The power source can include an output shaft. The pressure washer can include a centrifugal clutch. The centrifugal clutch can include an input portion operably coupled to the output shaft and an output portion. The input portion of the centrifugal clutch can be operable to be selectively coupled to the output portion. The pressure washer can include a pump assembly, which can include a pump mechanism operably coupled with the output portion of the centrifugal clutch to pressurize a fluid when the input portion of the centrifugal clutch is coupled to the output portion. The pressure washer can also include an actuator in communication with at least the power source to actuate the power source to drive the output shaft.

Abstract: The present invention provides a discharge implement of reservoir for portable pressurized sprayer” comprising a discharging vent and a discharging hose. The discharging vent, which created in a vertical tucked buttress for a recessed sole of a portable reservoir, has an end exposed outwardly. The discharging hose has an end opening connected to the exposed end of the discharging vent and another end opening connected to a cylindrical discharging mount of a diaphragm compression pump respectively. If air is mingled in the compressed water, the air is immediately brought into the discharging hose and pass the discharging vent to flow into the portable reservoir with all damped moisture therein so that the damped moisture is completely eliminated without damped moisture remained therein. Thus, the drawbacks of harmfully affecting all parts therein and shortening service life for the portable pressurized sprayer incurred can be entirely avoided.

Abstract: A method of providing a droplet spray, includes supplying a liquid polymer formulation within which substantially inert particulate material is suspended to an outlet and subjecting liquid issuing from the outlet to an electric field that causes the liquid to break up into droplets.

Abstract: An electrostatic spraying device has a removable cartridge with a reservoir containing a volume of liquid compositions to be electrically sprayed. The device includes a nozzle for dispensing the liquid and an emitter electrode disposed adjacent to the nozzle for charging the liquid composition just being dispensed from the nozzle. A field electrode surrounds the reservoir in order to charge the liquid composition within the reservoir, thereby avoiding an occurrence of electric current which would deteriorate the composition remaining in the reservoir. The reservoir is at least partially made of deformable material such that the reservoir is capable of receiving pressure to deform and thus supply the liquid composition out of the reservoir. Thus, the reservoir can be designed into a simple and compact structure, thereby providing an increased liquid containing volume in relation to the bulk of the removable cartridge.

Abstract: An automated sprayer for spraying the walls of a shower enclosure with a liquid cleanser dispenses the cleanser using a pumping system and rotatable spray head. The sprayer has a showerhead mountable housing with an adjustable hanger. There is a portion of the housing for supporting a bottle of cleanser in an inverted fashion. The bottle is vented through a piercing post. A single motor both drives the pump and rotates the spray head.

Abstract: A spraying device for multiphase material, comprising: a cylinder, a pair of liquid-conveying pipes, a pair of material-conveying pipes, a nozzle, a pair of switches, at least one pair of storage chambers, a pair of valves, a mixing chamber, and a conveying pump; wherein the conveying pump is connected to the storage chambers via the liquid-conveying pipes, the conveying pump, the switches and the valves control material transmission of the material-conveying pipes, the conveying pump is connected to the mixing chamber via the material-conveying pipes, and the mixing chamber is disposed in front of the nozzle.

Abstract: An electrostatic spraying device having a removable cartridge with a reservoir containing a volume of liquid compositions to be electrically sprayed on a user's skin. The device includes a nozzle for dispensing the liquid as well as an emitter electrode disposed adjacent to the nozzle for charging the liquid composition just being dispensed from the nozzle. A field electrode surrounds the reservoir in order to charge the liquid composition within the reservoir, thereby avoiding an occurrence of electric current which would otherwise flow in the liquid composition and would deteriorate the composition remaining in the reservoir. The reservoir is devoid of the field electrode, and therefor can be designed into a simple and compact structure without being restricted by the field electrode, assuring to have an enhanced liquid containing volume in relation to the bulk of the removable cartridge.

Abstract: The present invention provides an electric fan with an atomizer. The electric fan includes a stand, a motor, a web, a fan blade within the web and connected to the motor. The water atomizer includes a base member mounted on a front of the web, a rotary member on a front of the base member, a water impact fence surrounding the rotary member, a gear box on a back of the base member and connected to the rotary member, a flexible transmission member connected to the gear box and the motor of the electric fan that the rotary member is driven by the motor, and a water container receiving water therein that the rotary member has at least a portion sinking in the water of the water container.

Abstract: Atomizers (1) comprising a cartridge holder (4) which is arranged in the housing (3), a mouthpiece (5) which is provided on the housing (3) and in which an atomization device (6) is arranged, and a connecting tube system (7) which connects the atomization device (6) and the cartridge holder (4), wherein the atomization device (6) has at least one nozzle body (8) and the connecting tube system (7) has at least one passage (9) with a hollow plunger (10) mounted displaceably therein, wherein the hollow plunger (10) includes a valve body (21). In accordance with a first embodiment the atomizer (1) has a first hollow plunger (10a) mounted displaceably in a first passage (9a) and a second hollow plunger (10b) mounted displaceably in a second passage (9b), wherein the first hollow plunger (10a) and the second hollow plunger (10b) extend into the cartridge holder (4).

Abstract: The present disclosure generally relates to systems and devices for spraying fluid materials such as paints, stains, and the like, and more specifically, but not by limitation, to a dual voltage electromagnet motor for an airless fluid sprayer. In one example, a dual-voltage electric airless fluid sprayer is provided and includes a fluid reservoir and a pump configured to receive fluid from the fluid reservoir. An electric motor is operably coupled to the pump and includes a plurality of windings. The plurality of windings include a first winding portion having a first wire gauge and a first number of windings and a second winding portion having a second wire gauge and second number of windings. A power-module receiving portion is configured to receive a power module to couple one of the first or second winding portions to a source of electrical power.

Abstract: An automatic air freshener spraying device includes a front cover, a base, two air freshener bottles and a press driving device, and a motor of the press driving device is pivotally coupled to the driving gear, such that when the driving gear rotates clockwise or anti-clockwise at the motor, the driving gear with the transmission of the gear set pushes a protruding member at the bottom of one of the left and right sides of a large fan-shaped gear to obtain a larger instant pressing force, and a set of press driving devices are used for controlling the motor to rotate clockwise or anti-clockwise, and either the left or right air freshener bottles is pressed to spray an air freshener from an air freshener nozzle of the left air freshener bottle or the right air freshener bottle, so as to provide a uniform misty spray.

Abstract: A portable, self-contained powered sprayer to produce a foam effluent spray from a liquid. The sprayer includes segregated air and liquid delivery systems that separately supply air and liquid to a mixing chamber. The liquid delivery system may include a pump for pumping liquid from a tank to the mixing chamber via a liquid supply line. The air delivery system may include a compressor for supplying pressurized air to the mixing chamber via an air supply line. The mixing chamber may be defined within a flow controller. In one embodiment, the sprayer includes control circuit for engaging and disengaging the pump and the compressor in response to operation of the flow controller. The control circuit may include a pressure switch operatively connected to the liquid supply line to trigger operation of the pump and the compressor in response to pressure within the liquid supply line.

Abstract: The present invention is a vibratory pumping apparatus that increases the ease and effectiveness of use of the apparatus. More specifically, the apparatus includes an adapter engageable with a conventional motive member, such as an electric drill, in order to enable the apparatus convert the rotational motion of the motive member into oscillatory motion for the pump, such that the pump can be operated using any number of different motive members. In addition, the mechanism within the apparatus is formed of a pair of piston-like members that operate in conjunction with one another to increase the pressure at which the fluid pumped by the mechanism is dispensed from the apparatus.

Abstract: A hand-held apparatus for spraying texture material including a body, a pressurized air source mounted on the body, a texture material hopper mounted on the body, and a texture delivery nozzle for selectively spraying texture material from the hopper onto a surface to be coated by propelling the texture material using pressurized air from the pressurized air source wherein each of the air source and the hopper can be disconnected from the body without the use of tools.

Abstract: My invention is different in that it uses high temperature water to dissolve either evaporated granular salt, evaporated salt blocks, evaporated salt buttons, solar salt blocks, bulk or bagged solar salt crystals, or halite rock salt crystals to create a highly saturated, highly concentrated salt brine with or without adjuncts such as waste beet juice, molasses, calcium chloride, magnesium chloride to deice streets, roads, bridges, highways, sidewalks, curb cuts, building entrance steps, and airport runways and airplane taxi ways leading to airport runways. The use of the heated salt brine and adjuncts such as waste beet juice or molasses will prevent the solution from being diluted by holding it place with the sucrose or fructose based molasses used to bind the brine to the surface requiring deicing. The use of calcium chloride and magnesium chloride as adjuncts will increase the heated salt brine's effectiveness at lower temperatures.

Abstract: An engine and high pressure pump for a power washer mounted on a platform, the platform being mounted on a wheeled chassis having a plurality of axles, at least one of the axles being steerable by a manual handle member for maneuvering and transport of the high pressure washing assembly to a source of low pressure water, the high pressure water platform also having a plurality of frame members for storage and support of the power washer accessories, including but not limited to high pressure hose and trigger wands.

Abstract: In a spray gun for spraying paint and similar media, there is provided a gun housing and a reservoir tank removably attached to the gun housing for holding the medium to be sprayed. The reservoir tank is configured as a commercially available storage container, for example in the form of a paint can, and is directly attached via an adapter to a projection connected to the gun housing. Thus, commercially available storage containers, differing considerably in their dimensions, can be directly fitted onto the gun housing in a short time and by a reliable method. Viscosity settings and transferring of media to be processed from one container to another are therefore not necessary, and the medium can be matched to the particular working implement and application.

Abstract: A hand-held power tool includes a housing assembly, a motor supported by the housing assembly, and a drive mechanism. The drive mechanism includes a rotational input and a reciprocating output. The power tool also includes a sprayer assembly including a cylinder and a piston reciprocable within the cylinder in response to the reciprocating output of the drive mechanism from a first direction to an opposite, second direction. The piston is configured to draw fluid into the cylinder when moving in the first direction, and to discharge the fluid from the cylinder when moving in the second direction.

Abstract: A line striper (10) is provided with a relatively small engine (16) operating a reciprocating piston pump (20) and having a centrifugal clutch (18) which actuates when a predetermined engine speed has been reached. A pressure bypass device (22) which opens at either a fixed or adjustable pressure is provided to bleed off excess pressure and maintain a consistent spraying pressure. A double acting trigger (30) is provided for the operator to actuate the spray gun (40) and raise the engine speed simultaneously.

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 dispenser adapted to be coupled to a fluid container. The dispenser comprises a dispensing head, an energy source, and a fluid pathway. The dispensing head includes a fluid pump, a motor adapted to power the pump, a trigger adapted to control the motor, and a nozzle orifice in fluid communication with a discharge end of the pump. The fluid pathway has one portion in fluid communication with an intake end of the pump and another portion inside the container. In one embodiment, the fluid pump is a peristaltic pump. The present invention may further include a valve having a membrane for controlling flow through the valve, the membrane having open and closed positions; and an element urges the membrane to the closed position, and a vacuum pressure at one end of the valve may overcome the urging of the element, thereby moving the membrane to the open position.

Abstract: The subject invention relates to a power sprayer that can be conveniently used by both professionals and amateurs. This power sprayer offers flexibility of movement because it can be battery operated. It also is designed to eliminate the need for cleaning its spray nozzle after being used. The media being sprayed can also be easily changed quickly. For instance, paint colors can be changed quickly and repeatedly by simply changing the media cartridges that are adapted for simple attachment to the sprayer. The media cartridges used in conjunction with the sprayers of this invention can also eliminate the inconvenience associated with refilling conventional power sprayers with a desired media.

Abstract: A venting system for a trigger sprayer includes an elongate vent member positioned in a vent hole in a closure cap of the trigger sprayer and a trigger actuator that is connected by a pivot connection to the trigger sprayer. The pivot connection of the trigger actuator is in close proximity to the vent member and the vent hole, and a finger engaging surface on the trigger actuator extends away from the pivot connection and away from the closure cap. Manipulating the trigger actuator toward the trigger sprayer causes the trigger actuator to pivot about the pivot connection and push the vent member into the vent opening of the closure cap, thereby opening a vent pathway through the closure cap. Releasing the trigger actuator allows the trigger to pivot away from the trigger sprayer and pull the vent member through the vent opening in the closure cap to close the vent pathway.

Abstract: A portable direct-circuit sprayer includes a body, a platform, a pump and a control panel. The body includes a water chamber therein, a component chamber therein and two longitudinal shoulders on the interior of the component chamber. The platform is supported on the longitudinal shoulders in a cushioning manner. The pump is installed on the platform. The control panel is installed on the body in order to enclose the platform in the component chamber.

Abstract: The present invention is a dispenser adapted to be coupled to a fluid container. The dispenser comprises a dispensing head, an energy source, and a fluid pathway. The dispensing head includes a fluid pump, a motor adapted to power the pump, a trigger adapted to control the motor, and a nozzle orifice in fluid communication with a discharge end of the pump. The fluid pathway has one portion in fluid communication with an intake end of the pump and another portion inside the container.