Abstract: The invention relates to a dispensing device (11) for spraying a sprayable medium, in particular a fluid or powder, which device is designed as a handheld apparatus, in which a compressed air device (86) is provided, comprising a spray head (14) that is connected to the housing (12) and is intended for dispensing the medium, comprising a fluid line (44) leading from the storage container (41) to the spray head (14) and comprising a supply line (36) leading from the compressed air device (86) to the spray head (14), and comprising a first nozzle (38) that is connected to the supply line (36) and, separately therefrom, comprising a second nozzle (46) that is connected to the fluid line (44) and that protrudes into an airflow emerging from the first nozzle (38), such that an atomizing zone (49) is formed outside of the spray head (14), wherein, in a plan view of the outlet opening (83) of the first nozzle (38), the second nozzle (46) covers at least 1% of an internal cross section of the first nozzle (38).

Abstract: A multi-composition product dispenser capable of concurrently dispensing at least a first and second composition is provided.

Abstract: A method of maintaining a desired level of a dispersed liquid within an occupiable semi-enclosed space is provided. The method includes: providing a liquid diffusion appliance including a liquid to be dispersed; operating the liquid diffusion appliance to disperse the liquid into the occupiable semi-enclosed space throughout a treatment period in which the occupiable space is subjected to entry and exit of occupants to and from the occupiable semi-enclosed space; sensing the concentration of one or more chemical components of the dispersed liquid within the occupiable semi-enclosed space; and modifying the operation of the liquid diffusion appliance based on the concentration of the one or more chemical components of the dispersed liquid within the occupiable semi-enclosed space to achieve a desired concentration.

Abstract: The invention relates to a method for mixing at least two fluids using an externally mixing nozzle for medical purposes, which has at least two outlet channels (10, 20) and at least two inlet openings (13, 23) with different or identical cross-sections, wherein two fluids with different volumetric flows and/or different viscosity are sprayed, and wherein the ratio of the cross-sections of the inlet channels (13, 23) and/or the outlet channels (10, 20) corresponds to the ratio of the volumetric flows so that the fluids flow with substantially identical flow speeds through the outlet channels (10, 20) and/or the inlet openings (13, 23). The invention furthermore relates to an externally mixing nozzle, a medical instrument and a medical device for spraying substances, in particular biological material.

Abstract: A device and method for dispensing a liquid with a gas includes an instrument having a cannula and a low-pressure tip. The low-pressure tip includes a tip housing that at least partially defines a high pressure chamber. A distal wall of the tip housing includes an aperture in fluid communication with the high pressure chamber. The low-pressure tip also includes a tube and a gas flow channel. The tube fluidly communicates liquid at a relatively low pressure from the cannula through the first aperture. The gas flow channel fluidly communicates gas from the cannula at a relatively high pressure and to the high pressure chamber for discharge from the aperture. The tube and aperture are adapted to dispense the liquid and the gas in order to create a low pressure zone distal of the tube to dispense droplets of the liquid.

Abstract: A method of forming a lubricating coating on a razor blade that includes: providing a razor blade having a body and a cutting edge tapering from the body; providing a tank of a colloidal dispersion of a polymer having less than 2% in weight of polymer particles; providing a spray gun in fluid communication with the tank, the gun having an end directed to a blade-spraying region; placing the razor blade at a predetermined temperature (T) in the blade-spraying region; flowing the colloidal dispersion from the tank to the end of the spray gun, and in a direction to the razor blade; controlling a first gas stream to nebulise the colloidal dispersion into a mist in a dispersion region located between the end of the spray gun and the razor blade; independently controlling a second gas stream to control the mist properties; transporting the mist from the dispersion region to the razor blade placed in the blade-spraying region, the razor blade being at the predetermined temperature (T) so that water evaporates from t

Abstract: The cleaning agent for a diesel engine includes a mixed solution obtained by blending a solvent that exhibits solubility and has an ignition point of 238° C. or more, and lubricating oil such as mineral oil in a predetermined ratio. The solvent and the grease are selected such that the cleaning agent has a higher ignition temperature characteristic than the ignition characteristic of light oil, and an evaporation characteristic that takes eight minutes or more to vaporize 2.5 cc of the cleaning agent in a heated state at 120° C.

Abstract: Embodiments of a spray gun incorporating a needle for applying multiple component materials are provided. In accordance with certain embodiments, the spray gun includes a fluid delivery tip assembly comprising an inner passage, a hollow needle disposed within the inner passage of the fluid delivery tip assembly, wherein the hollow needle comprises at least two indentions along an outer circumferential surface of the hollow needle near an end of the hollow needle, a first passage configured to deliver a first spray fluid to a fluid tip exit of the fluid delivery tip assembly, wherein the first passage is defined by a volume between the fluid delivery tip assembly and the hollow needle, and a second passage through the hollow needle, wherein the second passage is configured to deliver a second spray fluid to the fluid tip exit of the fluid delivery tip assembly.

Abstract: A perfume sprayer comprising a body, a first transmission unit, a second transmission unit and a control circuit is disclosed. The body has a bracket disposed inside the body for receiving a plurality of bottles, and the bottles have releasing units and contain distinct perfume. The first transmission unit is engaged to the bracket. The second transmission unit is disposed at beneath of the bracket, wherein one end of the driving element pivotally connects to a pushing element. The control circuit is coupled to the first transmission unit and the second transmission unit for controlling the bracket rotation in a predetermined time, to achieve function of multi perfumes spray respectively.

Abstract: An apparatus and method for creating a realistic granite or other pattern on a substrate, such as a sink, bath, or piece of furniture. The apparatus and method may use gelcoat to create a regular or irregular pattern. The apparatus may use pressurized air or gear pumps to pump paint from tanks to a spraying device.

Abstract: A system may include a portable spray device having a battery powered drive, a rotary atomizer driven by the battery powered drive, and a syringe configured to supply a liquid to the rotary atomizer, wherein the rotary atomizer is configured to rotate to atomize the liquid into a spray. A system may include a portable spray device having a barrel portion with a first syringe fluidly coupled to a spray head, and a handle portion coupled to the barrel portion via a break-action mechanism. The handle portion may include an actuator assembly configured to drive a first plunger in the first syringe.

Abstract: A spraying device having a spray head for spraying at least one component comprises at least one substance component duct (6, 6?; 20), the component outlet (8, 8?; 23, 23?) of which leads out of a spray head tip (7). An annular duct (12) for a pressurized gas surrounds the at least one component duct (6, 6?; 20) at least partially in the longitudinal direction and leads out of the spray head (5) at the spray head tip (7). A pressurized gas supply duct (13) is provided for introducing pressurized gas at the annular duct (12). The annular duct (12) has a plurality of ribs (16, 16?), which divide the annular duct (12) at least in the region of the spray head tip (7) into pressurized gas outlet ducts (17, 17?) that are separated from each other.

Abstract: A system may include a spray device having a body with a first liquid passage configured to flow a first liquid and a second liquid passage configured to flow a second liquid. The spray device also may include a spray head configured to output a spray of the first liquid and the second liquid. In addition, the spray device may include a multi-component container coupled to the body, wherein the multi-component container comprises a first container portion having a first outlet configured to supply the first liquid to the first liquid passage and a second container portion having a second outlet configured to supply the second liquid to the second liquid passage, and the first and second outlets are positioned in close proximity to one another.

Abstract: A tissue sealant applicator system includes a tissue sealant applicator having an elongate body forming a bore containing a tissue sealant component, a piston, and a spray adaptor in fluid communication with the bore and forming a gas flow path. The system also includes a control unit adapted to be connected to a gas source, and a first gas passageway connecting the gas flow path and the control unit. The applicator includes an actuating member cooperatively associated with the piston to eject the tissue sealant from the bore upon user actuation. The control unit is adapted to supply gas from the gas source to the first gas passageway essentially simultaneously with user actuation of the actuating member, and to permit the supply of gas to the spray adaptor from the gas source to continue to flow for a predetermined time delay after the user stops actuating the actuating member.

Abstract: A self-contained, hand-held spray dispensing device includes an internal source of pressurized fluid that exerts a motive force on a pair of liquid ejecting elements to cause each to eject a liquid into a discharge line. The liquids remain separated until each exits its discharge port. A pressurized fluid is directed over the outlet ends of the discharge line beginning before a flow interrupter in the discharge line is opened to permit flow therethrough and ceasing after liquid flow is terminated. The pressurized fluid flow over the outlet of the discharge line aerosolizes liquids emanating from the outlet ends. Each liquid ejecting element takes the form of a piston disposed within a cylinder. The pistons responds to pressurized fluid imposed directly thereon from the source to generate the motive force on the ejecting element.

Abstract: An applicator includes a bore for containing a sealant component, a piston moveably positioned in the bore, a plunger member connected to the piston with a distal end disposed within the bore and a proximal end depending from the bore, a distal outlet communicating with the bore and connectable to a gas source, and an actuating member carried by the proximal end of the plunger member to move with the plunger member as the plunger member moves along the bore. The applicator may be used in a system with a gas source connected to the distal outlet, and a control unit connected to the actuating member and the gas source, the control unit adapted to supply gas to the distal outlet from the gas source essentially simultaneous with a force applied to the actuating member.

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: A dispensing gun for at least two fluid components comprises a gun body having a front section and a middle section. Two needles each have a valve on a forward wall, a socket at a rear section, and a flow path running from the socket to the forward wall. The forward walls of the two needles are received in a flow connector located in the front section. Hoses are connected to the sockets of the two needles and fixed in place relative to a back wall of the gun body. The needles are located in the middle section and move between a dispensing position and a safety position. The fluid components are handled within the interior parts of the gun and do not contact the gun body itself.

Abstract: The present invention relates generally to a toy water gun and, more particularly, to a pressurized toy water gun having a mixing nozzle or nozzles for simultaneously discharging and mixing two or more liquids after they pass through the mixing nozzle. In one embodiment, the toy gun may include separate tanks or reservoirs for storing the liquids, and separate nozzles for receiving and discharging the liquids in discharged streams of liquid. The toy gun may further include a pressurization mechanism in fluid communication with the tanks and the nozzles to provide pressure to cause the liquids to be discharged from the nozzles in the discharged streams of liquid. The nozzles may be oriented relative to each other such that the discharged streams engage each other after being discharged from the outlets of the nozzles to mix the liquids.

Abstract: An improved system for controlled aerial distribution of substances such as chemicals upon crops in a select field, including coordinating the simultaneous independent application of two different substances. The system may include a pair of sub-systems, one of which includes a computer controlling a variable flow valve capable of varying the release of a substance from the first subsystem. There may also be a second subsystem having a pump activated by a lever that also opens and closes the fluid communication of the first subsystem, in this basic version of the invention, manually positioning the lever to open the spray valve also commences continuous release of a second substance from the second subsystem at a constant rate, until the lever is positioned to close the first fluid communication.

Abstract: A device (10) for selectively dispensing ones of multiple fluids, preferably cleaning agents, is disclosed. The device includes a reservoir (50) and a container assembly (100) that can include at least one container body (105, 110, 112, 114, 116). The reservoir (50) houses a diluent “D,” for example, water, and each container body houses a concentrate “C,” for example, a concentrated form of a cleaning agent. Each container body has an outlet assembly (200) with a nozzle (260), so that container assemblies (100) with multiple container bodies correspondingly include multiple nozzles (260). The diluent “D” and concentrates “C” are kept separate from each other, whereby ho end use product is stored in the device (10). Rather, end use product is mixed on demand during dispensation, as part of the, dispensing act. Namely, diluent “D” is pumped through an outlet assembly (200), drawing concentrate “C” thereinto which mixes into the end use product while exiting the device (10).

Abstract: A quenched solids applicator includes a solids hopper for containing solids to be applied onto a foliage field or other field surface. A solids exhaust conduit terminates in an exhaust nozzle with a solids power source urging the solids from the hopper into the solids exhaust conduit and out through the exit nozzle. A liquid reservoir contains a liquid such as an aqueous based solution. The liquid exhaust conduit is also provided with a liquid pump metering liquid from the liquid reservoir to the liquid exhaust conduit having a liquid outlet in proximity to the exit nozzle to exhaust a confluent stream of quenched solids on an upward stream trajectory relative to the exit nozzle.

Abstract: A nozzle for use in a coating apparatus for the application of a coating substance to a stent is provided.

Abstract: The present invention is generally directed to various structures for applying a sealant to a work surface. In one aspect of the invention, a sealant applicator assembly is provided for use with an apparatus of the type having an elongated body defining an interior bore and having a piston movably positioned in the bore and a pusher member operatively associated with the piston. The assembly comprises a spray adaptor adapted to communicate with the bore of the body and defining a distal outlet. A first gas passageway is cooperatively associated with the distal outlet and configured to direct gas to create a spray discharge of the sealant. An actuating member is adapted to be cooperative associated with a pusher member to eject sealant through the distal outlet and is operative to simultaneously actuate a supply of gas to the first gas passageway for creating a spray discharge of sealant.

Abstract: A dispenser bottle having a first receiving container for a first active fluid and at least a second receiving container for a second active fluid, wherein the receiving containers each have a respective outlet for the active fluid and the outlets are arranged adjacently such that the two active fluids can be applied in a common application field of an application region, and wherein the outlets each comprise a respective discharge nozzle, which nozzles are spaced from one another such that the active fluids intermix only after departing the discharge nozzles.

Abstract: An apparatus for freshening air, comprising: a base unit having a recess for engaging at least one cartridge; a power supply operably connected to the base unit; an active portion of a nebulizer that includes a piezoelectric element connected to be driven by a driving and switching circuit connected to the power supply, wherein the active portion is incorporated with the base unit; a detachable autonomous liquid droplet dispensing cartridge detachably engagable with the recess of the base unit, wherein the cartridge comprises a first airless bag for storing a first nebulizable liquid, a second airless bag for storing a second nebulizable liquid, a passive portion of the nebulizer, wherein the passive portion includes an interface; a casing enclosing the first and second bags, and housing the passive portion; wherein when the dispensing cartridge engages the recess of the base unit, the passive portion is connected to the active portion.

Abstract: A dispenser head (1) for assembly on two parallel, hollow actuator rods, said head being made as a single piece of plastics material and comprising: two parallel coupling sleeves (11, 12) for engaging with respective ones of the actuator rods, the sleeves defining respective inlet ducts (110, 120); a dispenser endpiece (13) defining at least one outlet duct discharging into at least one dispenser orifice (1310, 1320); and a cross member (10) linking the sleeves to the endpiece, the cross member defining at least one connection duct (101, 102) linking the inlet ducts (110, 120) to the outlet duct(s) (1310, 1320), said at least one connection duct extending transversally both relative to the sleeves and relative to the outlet duct(s), said at least one connection duct (101, 102) including an access opening (1010, 1020) closed by a closure element (14, 15),the dispenser head being characterized in that the closure element (14, 15) is made integrally with the remainder (10, 11, 12, 13) of the head.

Abstract: A device for spraying at least one substance onto a medium includes a supply of vector gas, a substance feed in communication with a supply of the substance and at least one shutter which interrupts communication between the substance feed and the supply of substance. The substance can be sucked from the supply by suction established in the vicinity of the substance feed by emission of the vector gas. The vector gas is emitted from at least one gas outlet orifice located in the vicinity of the substance feed.

Abstract: A nozzle for use in a coating apparatus for the application of a coating substance to a stent is provided.

Abstract: An apparatus for freshening air, including a base unit; a power supply operably connected to the base unit; a driving and switching circuit connected to be powered by the power supply; a first plug portion connected to the driving and switching circuit; a detachable autonomous liquid droplet dispensing cartridge detachably engagable with the first plug portion. The detachable cartridge has (a) a second plug portion matingly engagable with the first plug portion, (b) a first airless bag for storing a first nebulizable liquid, (c) a second airless bag for storing a second nebulizable liquid, and (d) a casing enclosing the first bag and the second bag. A nebulizer is provided so that a first nebulizable liquid flows from the first bag and the second nebulizable liquid flows from the second bag so that the first nebulizable liquid and the second nebulizable liquid are nebulized by the nebulizer.

Abstract: A dispenser for dispensing a polymerization catalyst solution into a liquid coating formulation has a cross sectional area “a” given by the relationship: a?P·A·[W/w]·10?6, where “A” is the cross sectional area of the reservoir holding a liquid coating formulation having “W” weight percent of solids; “w” is the weight percent of catalyst in the dispenser; and P is the ratio by weight of the catalyst to the solids desired in the finished coating, in parts per million.

Abstract: The invention provides a new paint sprayer system and apparatus. In general, the sprayer system includes a cartridge holder for holding a cartridge of compressed air, a cartridge activator mechanically coupled to the cartridge holder, a pressure regulator coupled to the cartridge activator, and a passage coupled to the pressure regulator. Additionally, a method of spraying a liquid is disclosed. The method generates a gas-flow by using a paint sprayer system, and then introduces paint into the gas-flow such that an atomized spray is created at the intersection of the gas-flow and the paint.

Abstract: An apparatus for freshening air, including a base unit; a power supply operably connected to the base unit; a driving and switching circuit connected to be powered by the power supply; a first plug portion connected to the driving and switching circuit; a detachable autonomous liquid droplet dispensing cartridge detachably engagable with the first plug portion. The detachable cartridge has (a) a second plug portion matingly engagable with the first plug portion, (b) a first airless bag for storing a first nebulizable liquid, (c) a second airless bag for storing a second nebulizable liquid, and (d) a casing enclosing the first bag and the second bag. A nebulizer is provided so that a first nebulizable liquid flows from the first bag and the second nebulizable liquid flows from the second bag so that the first nebulizable liquid and the second nebulizable liquid are nebulized by the nebulizer.

Abstract: An apparatus for freshening air, including a base unit; a power supply operably connected to the base unit; a driving and switching circuit connected to be powered by the power supply; a first plug portion connected to the driving and switching circuit; a detachable autonomous liquid droplet dispensing cartridge detachably engagable with the first plug portion. The detachable cartridge has (a) a second plug portion matingly engagable with the first plug portion, (b) a first airless bag for storing a first nebulizable liquid, (c) a second airless bag for storing a second nebulizable liquid, and (d) a casing enclosing the first bag and the second bag. A nebulizer is provided so that a first nebulizable liquid flows from the first bag and the second nebulizable liquid flows from the second bag so that the first nebulizable liquid and the second nebulizable liquid are nebulized by the nebulizer.

Abstract: A device for spraying at least one substance onto a medium includes a supply of vector gas, a substance feed in communication with a supply of the substance and at least one shutter which interrupts communication between the substance feed and the supply of substance. The substance can be sucked from the supply by suction established in the vicinity of the substance feed by emission of the vector gas. The vector gas is emitted from at least one gas outlet orifice located in the vicinity of the substance feed.

Abstract: A method and apparatus for combining a liquid material and a filler and the composition prepared from the method. A method is also provided for pre-treating the filler, prior to combining with the liquid material. A spray gun is provided for mixing and spraying the liquid material and the filler, the spray gun nozzle having an inner chamber carrying the liquid material and an outer chamber carrying the filler material, the outer chamber surrounding the inner chamber, whereupon leaving the nozzle, the filler and liquid materials combine.

Abstract: An air brush type sprayer includes a can with a base extending from the can and a liquid outlet member is threadedly connected to a top of the base. A tube connected between an interior of the can and the liquid outlet member. A nozzle assembly is connected to a compressor and a nozzle and a connection part both extend from the nozzle assembly. The connection part is snapped to the base so that the gap is easily adjusted by rotating the liquid outlet member.

Abstract: A compressed gas container apparatus having at least two compressed gas containers disposed side by side, each for one foamable liquid product which contains a liquidified propellant gas, wherein both compressed gas containers are each provided with a valve; both valves are actuatable in common by a top fitting, and each valve is provided through the top fitting with a connecting conduit; the connecting conduits discharge into a mixing chamber and an expansion conduit adjoins the mixing chamber and on its end has a foam dispensing opening; wherein the connecting conduits and the mixing chamber have such small cross-sectional areas that when a product is dispensed, the products flowing through the connecting conduits and the mixing chamber remain in a liquid phase.

Abstract: The bead dispenser is formed from rotational molded plastic such that a hole is cored through the center of the dispenser which allows the linkage to travel through the dispenser and locate the dispenser door on the opposite side of the dispenser from the spray gun. A number of panels across the slot opening may be adjusted upwardly and downwardly to vary the width as desired by the operator.

Abstract: A method for aerosol spraying liquid perfume products consists of simultaneously spraying liquid perfume products and/or components of liquid perfume products, having different odors, in the form of aerosol streams into a region being treated. Aerosol spraying nozzles are placed proximate each other. The simultaneous spraying of at least two components of a liquid perfume product is carried out, and during the spraying the axes of the aerosol streams of the components are positioned at an angle to each other that ensures intersection of the aerosol streams. The spraying is carried out into at least three regions in which at least three different odors are obtained. Wherein, the third odor is formed in a region located between the first and second regions at the intersection of the aerosol streams of the two initial liquid perfume products.

Abstract: The twin chopper of the present invention consists of a pair of roving choppers, each chopper being disposed on either side of a resin spraying nozzle. Each chopper comprises a rotatably driven cutter roller, a rotatable friction roller cooperating with the cutter roller, and an idler roller cooperating with the friction roller for feeding roving strands between the friction roller and the cutter roller. The outlet of the first chopper is so disposed relative to the nozzle as to discharge cut rovings over and onto the flat spray of resin while the outlet of the second chopper is so disposed relative to the nozzle as to discharge cut rovings under and onto the flat spray so that the resin spray is coated with roving cuts on both sides thereof from both choppers as the spray is directed onto the open mold surface.

Abstract: The present invention is generally directed to various systems and processes for applying feed additives to a solid feed composition. In one embodiment, a solid feed additive is combined with a liquid carrier to form a feed additive suspension. The feed additive suspension is fed to a dispensing device that sprays the suspension onto a solid feed composition stream. In an alternative embodiment, a system is disclosed that combines and/or dilutes various liquid feed additives that are then similarly sprayed on a solid feed composition stream. In various embodiments of the present invention, the system includes a plurality of submixing systems that not only maintain a homogeneous suspension or solution but are also capable of continuously applying the solution or suspension to the feed composition.

Abstract: The assembly comprises a pair of substantially identical unitary plastic molded units, each unit having a tubular stem formed with a piston at one end and a nozzle head at the other. Each unit has a female snap-type connector facing to one side and spaced therefrom a male snap-type connector facing to the same side, the molded units being disposed side-by-side with the male snap-type connectors snappingly received into the female snap-type connectors of the respective stems.

Abstract: Simultaneous pump dispenser of the trigger-sprayer type has a single container with separate liquid compartments. Side-by-side main cylinders in the dispenser body have vent cylinders there-adjacent. Pistons in all cylinders are worked together by a piston/nozzle assembly separately to pump the liquids and vent the containers. A manifold in the top of the container connects supply tubes and vents in the compartments to the risers and vent passageways for the respective main and vent cylinders. The discharge may be separate spray orifices, a single spray orifice combining the liquids or a single foaming orifice.

Abstract: Simultaneous pump dispenser of the trigger-sprayer type has a single container with separate liquid compartments. Side-by-side main cylinders in the dispenser body have vent cylinders there-adjacent. Pistons in all cylinders are worked together by a piston/nozzle assembly separately to pump the liquids and vent the containers. A manifold in the top of the container connects supply tubes and vents in the compartments to the risers and vent passageways for the respective main and vent cylinders. The discharge may be separate spray orifices, a single spray orifice combining the liquids or a single foaming orifice.

Abstract: A spray nozzle includes a central resin nozzle and peripheral catalyst nozzles as well as air nozzles designed to emit streams of air to shape the flow of the resin material from the resin nozzle. The resin nozzle is mounted on a rotary fitting allowing the direction of the resin nozzle to be reversed 180.degree. to permit cleaning of the resin nozzle. The air nozzles consist of passageways through the rotary fitting that are aligned with respective sources of air pressure when the rotary fitting is positioned to permit spraying of resin through the resin nozzle.

Abstract: The assembly comprises a pair of substantially identical unitary plastic molded units, each unit having a tubular stem formed with a piston at one end and a nozzle head at the other. Each unit has a female snap-type connector facing to one side and spaced therefrom a male snap-type connector facing to the same side, the molded units being disposed side-by-side with the male snap-type connectors snappingly received into the female snap-type connectors of the respective stems.

Abstract: A multi-component feed system to feed two fluid materials from a feed tank to a spraygun is described. The combined pressure feed tank comprises a pressure feed tank with a lid. Inside the tank is a removable support structure having a cone-shaped member with a central chamber supporting a second container closed by a lid. A splash-proof membrane extends between the inner wall of container and the outer wall of container to protect a second fluid component, e.g. a catalyst from entering the lower chamber of tank. Air is fed to containers and via a regulator, a regulator pipe and through an aperture in the lid. Pressure air feeds the fluid components via tubes to a spray gun, where the components combine to be sprayed.

Abstract: Disclosed is a refillable dispenser for separately dispensing each of two biological fluids contained therein for intermixing at a site outside of the dispenser to produce hemostasis or a tissue adhesive. The dispenser is compact, contains integrally formed internal reservoirs for the two biological fluids, an injection port on each reservoir for refilling the reservoir, and is designed for efficient filling without compromising the integrity of the sterile field. The dispenser is capable of dispensing the biological fluids, such as fibrinogen and thrombin, at either a focused point or in an aerosol mist. In addition, spray elements are disclosed for uniformly distributing the two biological fluids along either the interior surface or the exterior surface of an implantable vascular graft.

Abstract: A high pressure hot water acid washer is towed to a site on a trailer. A chemical tank and gasoline and diesel fuel tanks are filled. A water supply hose is connected to a water tank. A power cord is connected to a power source. A float valve controls the filling of the water tank. Water flows from the water tank through a Y-type filter to a water pump. A drain withdraws water directly from the water pump. The water pump and a compressor are driven with an engine. Pressurized water flows through a flow switch to a heat exchanger. Upon water flow, the flow switch completes a power circuit to operate a fuel pump with an electric motor. Fuel is pumped from the fuel tank and is atomized and sprayed into the heat exchanger. An ignition coil ignites the fuel. The power circuit is interrupted upon sensing a high temperature in a pressurized water delivery line from the heat exchanger. Pressure of pressurized hot water in the delivery line is controlled with a hot water pressure relief valve.