Abstract: An electrostatic atomizer device comprises: a substrate 10; a thin-film N-type pattern 3 formed on the substrate 10, using an N-type thermoelectric material; a thin-film P-type pattern 4 formed on the substrate 10, using a P-type thermoelectric material; and an emitter electrode 6 connected between the N-type pattern 3 and the P-type pattern 4. The N-type pattern 3, the emitter electrode 6 and the P-type pattern 4 form an electrical conductive path for cooling.

Abstract: A coating dispensing device includes a trigger assembly for actuating the coating dispensing device to dispense coating material and a nozzle through which the coating material is dispensed. The coating dispensing device further includes a first port adapted to supply compressed gas to the coating dispensing device and a second port adapted to supply coating material to the coating dispensing device. The coating dispensing device further includes a generator having a shaft. A turbine wheel is mounted on the shaft. Compressed gas coupled to the first port impinges upon the turbine wheel to spin the shaft, producing voltage. An electrode adjacent the nozzle is coupled to the generator to receive electricity therefrom to electrostatically charge the coating material. First and second seals seal the shaft where the shaft protrudes from the generator at its ends.

Abstract: A target supply apparatus includes a tank for storing a liquid target material, a nozzle for outputting the liquid target material in the tank, and a gas supply source for supplying gas into the tank, and controls a gas pressure inside the tank with a pressure of the gas supplied from the gas supply source which is provided with a pressure regulator. The target supply apparatus also includes a pressure-decrease gas passage of which one end is connected to the tank and the other end forms an exhaust port, a pressure-decrease valve provided on the pressure-decrease gas passage, and a controller for controlling open/close of the pressure-decrease valve. The controller, when the target material is caused not to output from the nozzle, opens the pressure-decrease valve and decreases the pressure inside the tank.

Abstract: A coating device comprises at least one application apparatus to discharge a coating agent from at least one coating agent nozzle. The application apparatus is configured to apply an oscillation to at least one of the coating agent and at least one coating agent jet such that at least one of the coating agent and the at least one coating agent jet break up into droplets.

Abstract: A power module of electrostatic tool is provided with an air flow switch. The air flow switch receives an air flow through one passage and outputs two portions of that air flow through two other passages when the air flow exceeds a threshold pressure.

Abstract: The invention refers to a method, and to a device to produce emulsions and particle suspensions by using electro-hydrodinamic forces and microfluidics This combined use allow the production of droplets with mean diameters which may be either smaller than those obtained in conventional microfluidic devices or larger than those obtained by electrospray, bridging the gap between the two methods acting independently.

Abstract: An electrostatic spraying device comprises a capillary spray electrode having a spraying end, a reference electrode, and a reservoir in fluid communication with the spray electrode. In use, the electrodes are connected across a generator in order to establish an electronic field between the electrodes and cause fluid in the reservoir to be sprayed from the spray electrode. The spray electrode has a focus that defines a point at which the electronic field is focussed on the spraying end.

Abstract: Alternative approaches to fabricating printed circuit boards for use in droplet actuator operations are provided. In one embodiment, a method of manufacturing a droplet actuator for conducting droplet operations includes positioning a dielectric material between a first metal layer configured to include an electrode and a second metal layer configured to include an interconnect pad. The method additionally includes forming a connection between the first and second metal layers. Droplet actuators and methods of fabricating and supporting printed circuit boards of droplet actuators are also provided.

Abstract: The electrode holder for a powder spray gun operable at high voltage includes a powder channel and a web, arranged in the powder channel, for holding a high-voltage electrode. In addition, an annular groove arranged concentrically with the powder channel is provided and is open on the downstream side. A labyrinth for the high voltage is formed by the annular groove together with an annular web of a cap nut, the annular web protruding into the annular groove and said cap nut being used to lock the electrode holder.

Abstract: Disclosed herein is an electrospray ionization source that provides improved temperature control compared to prior sources. A combination of a continuous flow sample design and the use of a long heat shield combine to improve thermal control and reduce memory effects observed with prior designs. The temperature-controlled source is particularly useful for the study of biomolecules, particularly the study of protein aggregation.

Abstract: An electrostatic spray printing apparatus includes a nozzle, a first voltage supply, and two guide electrodes. The nozzle sprays a solution containing an organic material. The first voltage supply divides the solution sprayed from the nozzle into fine droplets by applying a positive voltage to the nozzle. The guide electrodes are arranged to be spaced apart from each other with an end of the nozzle therebetween, extends in a first direction, and are grounded. The electrostatic spray printing apparatus forms an organic pattern with a uniform thickness.

Abstract: A system for in-process orientation of particles used in direct-write inks for fabricating a component may include a device for polarizing direct-write particles in an aerosol. An outlet may direct the aerosol including the polarized direct-write particles on a substrate to form a component. An apparatus may cause the polarized direct-write particles to be aligned in a selected orientation to form the component with predetermined characteristics when deposited on the substrate.

Abstract: A method and apparatus disinfects enclosed spaces by the dispersal of aerosols ionized alternately with negative and positive electrostatic polarity.

Abstract: A wide protection range can be ensured by extending the flying distance of fire-extinguishing agent particles electrified and sprayed from a head. A water-based fire-extinguishing agent is pressurized and supplied to an electrification spray head 10 installed in a protection area A via a pipe, the jetted particles of the fire-extinguishing agent are electrified and sprayed from the electrification spray head 10. The electrification spray head mixes and sprays the fire-extinguishing agent having a comparatively small particle size included in a range from 30 ?m to 200 ?m by a small-particle jetting nozzle 38a and the fire-extinguishing agent having a comparatively-large particle size of 200 ?m to 2000 ?m by a large-particle jetting nozzle 38b, thereby carrying the group of the fire-extinguishing-agent particles having the small particle size by the air current caused by spraying the group of the fire-extinguishing-agent particles having the large particle size.

Abstract: A system for fluid transport is provided where a quantity of fluid is held in a reservoir. A droplet generator is employed to generate droplets from the fluid, for example a nozzle-based system or a nozzleless system such as an acoustic ejection system. A generated droplet has a trajectory whereby it arrives at a target. A circuit is used to modify one or more characteristics of the generated droplet in a way which increases the likelihood that the droplet will not splash or bounce when it arrives at the target. The circuit may in different embodiments control the speed of the droplet or the Weber number of the droplet. The circuit may create an electric field in an area of space where the droplet passes. The circuit may charge the droplet by causing it to contact ions.

Abstract: A module for mounting on the end of a handle of a coating material dispensing device comprises at least a coating material fitting for coupling to a source of coating material. The module further includes a first fractional module component and a second fractional module component. The coating material fitting is captured between the first fractional module component and the second fractional module component when the first and second fractional module components are assembled together.

Abstract: A transformer arrangement is disclosed for an electrostatic sprayer or in an adjacent moving element of a coating machine. A transformer provides a galvanic isolation between the line arrangement provided for supplying power to the sprayer arrangement, and consumers at high voltage in the sprayer or possibly in the robot arm. This isolation may be provided with an isolating transformer which has a sufficient isolation distance or other isolation device between the primary and secondary circuits.

Abstract: A reduced water mist generator, including: a water supply member that supplies water; a high voltage application member that applies a high voltage; and a discharge electrode that is constituted by a metal element that produces molecular hydrogen by a chemical reaction with nitric acid molecules, the discharge electrode being provided with an electrostatic atomizing function that, when a high voltage is applied by the high voltage application member while water is supplied by the water supply member, generates an electric field and thereby electrostatically atomizes the water supplied from the water supply member to produce microparticulated water, and also being provided with a hydrogen molecule generating function that produces the molecular hydrogen by a chemical reaction with nitric acid molecules generated when the water is electrostatically atomized, the discharge electrode generating a hydrogen water mist in the form of a reduced water that contains the molecular hydrogen in the microparticulated water

Abstract: An electrostatic atomization system for a vehicle includes an electrostatic atomization device that generates and emits charged micro-particle water from an emission port, a vehicle interior introduction port arranged in an instrument panel in a vehicle interior, and a communication duct that connects the emission port and the vehicle interior introduction port to emit the charged micro-particle water from the vehicle interior introduction port to the vehicle interior. The communication duct includes a first curved portion, which is arranged between the emission port and the vehicle interior introduction port and curved downward in a lower position than the vehicle interior introduction port, and a second curved portion, which is arranged between the first curved portion and the emission port and curved upward in an upper position than the first curved portion.

Abstract: An electrostatic atomizing device comprises an electrostatic atomizing part (2) applying high-voltage to water supplied to an atomization electrode (1), thereby generating negatively-charged minute water particles, a positive ion generator (3) being configured to generate positive ions, and a controller (16) being configured to control operation of said electrostatic atomizing part (2) and said positive ion generator (3). Said controller (16) controls so as to cause said electrostatic atomizing part (2) to generate the negatively-charged minute water particles, after the positive ions are generated by said positive ion generator (3).

Abstract: An electrostatic atomization device comprises: an electric discharge electrode having a front end section and a base end section; a cooling section for cooling the electric discharge electrode; a high-voltage application section for generating electrically charged water particles by atomizing condensed water, which is held by the electric discharge electrode, by causing the front end section of the electric discharge electrode to discharge electricity; and a heat capacity adjustment member provided to the vicinity of the base end section of the electric discharge electrode and capable of heat transfer with the electric discharge electrode through the condensed water held by the electric discharge electrode.

Abstract: An electrostatic atomizing apparatus includes a discharge electrode, a discharged electrode, a liquid supplying unit, a high voltage generating unit, and a controller. The discharged electrode is used to cause discharge between the discharged electrode and the discharge electrode. The liquid supplying unit supplies a liquid for atomization to the discharge electrode. The high voltage generating unit applies a high voltage to the discharged electrode. The discharge current detecting unit is arranged between the high voltage generating unit and the discharged electrode and detects a discharge current flowing through the discharged electrode. The controller controls, based on the discharge current detected by the discharge current detecting unit, the high voltage generated by the high voltage generating unit so as to achieve a predetermined discharge current.

Abstract: A coating apparatus produces a spray of charged droplets and controls the spray angle of travel of the spray toward the object to be coated. Electrically charging droplets minimizes the amount of coating material required to uniformly coat a surface as compared to conventional web coating techniques such as blade coating. An inductive ring guides the spray charged droplets as they exit the nozzle of a spray device. The electrostatic repulsion between the charged droplets insures that a uniform coating of liquid formulation can be applied to a web surface.

Abstract: An electrostatic sprayer includes a temperature-humidity sensor which detects a humidity and a temperature of a space where the user is present, and a control section which provides control by adjusting an amount of the liquid transferred by a pressure pump and a voltage applied by a high voltage power supply based on the value detected by the temperature-humidity sensor.

Abstract: The atomizing electrode of the electrostatic atomizing device has a discharging part and a base. A portion of the atomizing electrode between the discharging part and the base is a large diameter part with a diameter larger than the base. The large diameter part separates condensed water retained near the base from condensed water retained on the discharging part.

Abstract: The electrostatic atomizing device includes a discharge electrode and an opposed electrode provided with an aperture. The opposed electrode has its inner surface opposed to the discharge electrode. The inner surface is a recessed surface which surrounds a tip of the discharge electrode. The inner surface has at least one part shaped into a spherical surface which is centered on the tip of the discharge electrode and has a constant radius. The opposed electrode is provided with a cylindrical electrode extending from a periphery of the aperture away from the discharge electrode.

Abstract: An electrostatically atomizing device includes an emitter electrode, an opposed electrode disposed in an opposed relation to the emitter electrode, liquid supply means for supplying a liquid to the emitter electrode, and high voltage generating means for applying a high voltage across the emitter electrode and the opposed electrode. The liquid supplied onto the emitter electrode is electrostatically charged through application of the high voltage, as a result of which charged minute liquid particles are discharged from a discharge end of the emitter electrode. The device includes detecting means for detecting a discharge condition developed between the emitter electrode and the opposed electrode, and a controller for controlling the high voltage generating means to regulate its voltage output so as to maintain a predetermined discharge condition, based on detection results by the detecting means.

Abstract: An electrostatic coating system includes a coating robot (1) and an electrostatic atomizer (6) attached to a polyarticular wrist portion (5) of the robot (1). The atomizer (6) includes an end plate (45), metallic connector (50) fixed to the end plate (45) in electric conduction, high voltage generator (20) and bell head (18). Electric power is supplied to the high voltage generator (20) through the connector (50). Wires (53) are connected to the connector (50) to take out high voltage leak caused by contamination like a deposition of paint on outer surfaces of the atomizer (6) through the wires 53 to control the high voltage generator (20) to lower the value of the high voltage applied to the bell head (18) of high voltage leak detected through the wires (53) is larger than a predetermined threshold value.

Abstract: A spray head for spraying a cosmetic or dermatological composition, in particular for application to the human body, may include a sonotrode for transmitting ultrasound vibration from a transducer to an ejection surface for ejecting particles of composition, the sonotrode including a channel for feeding the composition to the ejection surface. The channel may present a narrow portion between a composition inlet into the sonotrode and the composition outlet to the ejection surface.

Abstract: A compressed air throttle apparatus has at least one throttle valve adjusted by an electric motor, and an electric circuit fitted with contacting elements to alternatively interrupt and close the electric circuit in relation to the throttle valve settings. This throttle apparatus preferably is applicable to a compressed air path of powder spraycoating equipment.

Abstract: An ionizing hair-care appliance includes a voltage source, an electrical conductor electrically connected to the voltage source, and an ionization electrode comprising a tip and electrically connected to the voltage source by the electrical conductor. The electrode is disposed within an ionization chamber defined by the hair-care appliance and defining an unobstructed opening through which the electrode tip is exposed.

Abstract: A dual action piston type metering device is installed between the color changer of a coating system and its atomizer, the metering cylinder of which includes two input ports with the color changer output ports connected to the atomizer. The dual action piston type metering device enables the alternating operation of the cylinder ranges (A/B-operation) with only one single metering cylinder.

Abstract: An oxidation and reduction fine particles generator includes an atomization electrode, a water feeder for supplying water to the atomization electrode and a high voltage generator, and also includes a switch device and a controller. The switch device changes an operation mode to an oxidation mode or a reduction mode. The controller generates negatively charged fine water particles including radicals through electrostatic atomization by applying a high voltage to water supplied to the atomization electrode in the oxidation mode. The controller also inactivates and activates the water feeder and the high voltage generator, respectively to generate reduction fine particles from the atomization electrode by dry discharge in the reduction mode.

Abstract: Fire-extinguishing agent supplying equipment pressurizes a water-based fire-extinguishing agent and supplies the agent via a pipe; and the water-based fire-extinguishing agent is pressurized and supplied via the pipe to an electrification spray head installed in a protection area A, and the jetted particles of the fire-extinguishing agent are electrified and sprayed from the electrification spray head. A pulsed or alternating electrification voltage is applied to the electrification spray head from a voltage application unit 15, and an external electric field generated by applying the voltage between a water-side electrode unit and an induction electrode unit is applied to the fire-extinguishing agent in a jetting process to electrify the jetted particles.

Abstract: A method and apparatus for electrostatically spraying a plural component fast set polymer is disclosed. The system comprises a spray gun and at least two hoses connected to the head of the spray gun. The system also includes a proportioner connected to an end of the at least two hoses and a high voltage generator electrically and pneumatically in communication with the spray gun. The electrostatic spray system will allow for a fast set polymer to be imparted with electrical charge after mixing of a first and second component in a spray head thereof prior to expulsion via a nozzle to a grounded target that is being coated with the electrostatic spray coating.

Abstract: An electrostatic painting apparatus (1) includes: a paint gun (4) that has a bell cup (4a) serving as an atomization portion that atomizes a paint, and an air nozzle (7) serving as an air discharge portion that discharges shaping air for controlling a diffusion pattern of the atomized paint; a high-voltage generator (5) that applies a high voltage to the paint gun (4); and a controller (6) that controls the high voltage to be applied from the high-voltage generator (5), wherein the high-voltage generator (5) generates a high positive voltage.

Abstract: An atmospheric condensate collector and electrospray source apparatus. The apparatus has a cooler having a surface with a sharp point. The cooler generates a condensate from ambient atmosphere exposed to the cooler. A ground electrode is electrically and mechanically separated from the cooler. A high voltage power supply switchably provides a high voltage between the sharp point of the cooler and the ground electrode. A controller is electrically connected to the cooler power supply and the high voltage power supply. The controller controls the operation of the cooler power supply and the high voltage power supply. The atmospheric condensate collector and electrospray ionizer apparatus generates the condensate and generates particulate spray from the condensate in response to command signals issued from the controller. In some embodiments, an analyzer is provided to analyze particles of the spray to determine the chemical composition of the condensate.

Abstract: A target supply unit includes a nozzle through which a target material is outputted, and a first electrically conductive member having a first opening formed therein and positioned to face the nozzle in a direction into which the target material is outputted through the nozzle. The first electrically conductive member is positioned so that the first opening is located below the nozzle in a gravitational direction. The target supply unit includes a voltage generator which applies a voltage between the target material and the first electrically conductive member.

Abstract: Disclosed are devices which generate a mist of a treatment composition, viz, an aerosolized treatment composition which imparts a technical benefit to surfaces, or airspaces, which come into contact with the said aerosolized treatment composition. Also disclosed are methods for the treatment of surfaces utilizing the devices of the invention.

Abstract: The electrostatic atomizing device includes a discharge electrode, an opposed electrode, and a voltage application device. The voltage application device is configured to apply a voltage between the discharge electrode and the opposed electrode so as to atomizing a liquid supplied to the discharge electrode. The electrostatic atomizing device further includes a reduced water provision device configured to supply reduced water as the above liquid to the discharge electrode.

Abstract: A frame for a microfluidic chip may be used together with a laboratory apparatus. The frame is adapted at least for one of the following features: receiving the microfluidic chip; protecting the microfluidic chip; and, positioning the microfluidic chip relative to the frame. The microfluidic chip is movable relative to the frame.

Abstract: A low conductivity is provided to a coating surface 21 of a non-conductive coating target 20, and the coating surface 21 is coated with a charged paint while free ions are suppressed.

Abstract: A hand-held, electrostatically- and/or compressed gas-aided coating material dispensing device comprises a barrel and a handle extending downward from the barrel. The handle includes a module selected from modules having a number of different characteristics for coupling sources of coating material, compressed gas and/or electrical supply to the coating material dispensing device.

Abstract: An electrostatic atomizer equipped with an electrostatic atomization pole having superior resistance to migration. The atomizer includes an electrostatic atomization pole, a liquid supply mechanism that supplies the pole with liquid, and a power supply that supplies the pole with high voltage to electrostatically atomize the liquid held on the pole. A coating is formed on the surface of the pole, and the coating is formed of simple metal or alloy, which displays resistance to migration.

Abstract: A wide protection range can be ensured by extending the flying distance of fire-extinguishing agent particles electrified and sprayed from a head. A water-based fire-extinguishing agent is pressurized and supplied to an electrification spray head 10 installed in a protection area A via a pipe, the jetted particles of the fire-extinguishing agent are electrified and sprayed from the electrification spray head 10. The electrification spray head mixes and sprays the fire-extinguishing agent having a comparatively small particle size included in a range from 30 ?M to 200 ?m by a small-particle jetting nozzle 38a and the fire-extinguishing agent having a comparatively-large particle size of 200 ?m to 2000 ?m by a large-particle jetting nozzle 38b, thereby carrying the group of the fire-extinguishing-agent particles having the small particle size by the air current caused by spraying the group of the fire-extinguishing-agent particles having the large particle size.

Abstract: A nozzle for a powder spray gun optionally includes an internal filter that allows air to be added to the powder flow within the nozzle shell. The nozzle may optionally include an off-axis outlet slot relative to a main flow axis of the powder into the nozzle shell so that powder encounters an obstruction before exiting through the outlet slot.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, an apparatus having a tube with an ingress opening to receive a liquid, and an egress opening to release the liquid, a conductor positioned in a conduit of the tube, the conductor and the conduit having dimensions to cause a surface tension of the liquid to prevent a constant flow of the liquid from the egress opening, and a power supply coupled to the conductor to apply a charge to the liquid to overcome the surface tension and form at the egress opening a single jet stream of the liquid applicable on a substrate to create a pattern. The single jet stream can be controllable in part by a viscosity of the liquid. Additional embodiments are disclosed.

Abstract: An electrostatic atomizer 30 has a removably attachable canister 24. Once a paint bag 2 housed in the canister 24 exhausts, it is replaced by a new canister 24. Paint in a paint bag 2 is driven out by a mono pump 35 located in a pump segment 23 of the electrostatic atomizer 20. The mono pump 35 has a helical shaft 36 inside a paint feed tube 31. The mono pump 35 is driven by a servomotor via an insulating drive shaft 38. Paint in the paint bag 2 is drawn up when the helical shaft 36 rotates, and it is delivered to a bell cup 21 through the feed tube 31. Quantity of paint atomized by the bell cup 21 and interruption of the atomization are controlled by controlling the rotation of the mono pump 35.

Abstract: The present invention provides an odor generator capable of providing a wide range of odors including the odor of a low volatile fragrance ingredient. The odor generator comprises a plurality of electroosmotic flow pumps, each of which typically includes a storage section for storing a liquid containing a volatile fragrance ingredient, and an outlet section having a porous material arranged for discharging the stored liquid through the porous material when a voltage is applied to the porous material and a surface acoustic wave (SAW) or other element for atomizing or vaporizing the liquid discharged from the outlet section.

Abstract: An impingement plate atomizer apparatus includes an electrostatically charged longitudinal member having an upper surface sized and shaped to receive a liquid cryogen thereon, a lower surface opposite to the upper surface, and at least one hole extending through the longitudinal member; an ultrasonic transducer in contact with the longitudinal member for providing ultrasonic energy thereto for atomizing the liquid cryogen into an electrostatically charged cryogen fog. A method is also provided for providing an electrostatically charged cryogen fog.