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| Number | Title | Issue Date |
| 8056839 | Electrostatic atomizer An electrostatic atomizer includes an atomizing electrode, a water supply unit for supplying water to the atomizing electrode, a high voltage power circuit and a control unit. The high voltage power circuit applies a high voltage to the atomizing electrode to electr... | 11/15/2011 |
| 7712687 | Electrostatic spray device An electrostatic spray device that maintains a consistent charge-to-mass ratio in order to maintain a consistent target spray quality is disclosed. During steady state conditions, the high voltage power supply adjusts the output voltage level in response to changing... | 05/11/2010 |
| 7677481 | Device for electrostatically projecting a coating material and a method for controlling power supply to voltage increasing of said device The inventive device for electrostatically projecting a coating product comprises a spray gun provided with voltage increasing means for producing a high direct voltage for a product electrostatic charge, wherein said spray gun is provided with a controllable valve ... | 03/16/2010 |
| 7455249 | Combined direct and indirect charging system for electrostatically-aided coating system An electrostatically aided coating atomizing and dispensing apparatus includes an atomizer, a voltage block, a source of electrically non-insulative coating material to be dispensed from the atomizer, an indirect charging apparatus, and at least one source of high m... | 11/25/2008 |
| 7411184 | Microfluidic device comprising an electrospray nose A microfluidic device including a microfluidic chip assembled to an electrospray structure. The microfluidic chip includes at least one microfluidic channel leading through an outlet aperture to a surface area of the microfluidic chip. The electrospray structure inc... | 08/12/2008 |
| 7347649 | Powder purge tube To supply a powder lacquer sprayer, the coating powder is pressed by a pig through the supply line and, in the process, it is fluidized from the side of the pig which is turned toward the powder. The fluidization air can be led to the powder, for example, by a centr... | 03/25/2008 |
| 7328862 | Method and device for electrostatic coating An intermediate storage vessel has a cylinder container, a piston provided in the cylinder container so as to be slidable in a reciprocating manner, and an inpour hole portion is provided above the discharge hole portion. An insulation cover is provided so as to cov... | 02/12/2008 |
| 7322793 | Turbine motor of a rotary atomizer A turbine, e.g., with a blade arrangement, which receives an air flow in the radial direction and which is located on a carrier surface of the turbine wheel, is used as a drive motor for a rotary atomizer. The drive channel, which contains the turbine blades and whi... | 01/29/2008 |
| 7275702 | Valve unit for an electrostatic coating installation The main needle valve of an electrostatic atomizer has an opto-electronic sensor device with optical waveguides whose faces are opposite a reflecting element of a component moveable with the valve needle for potential-free switch position interrogations. ... | 10/02/2007 |
| 7240861 | Method and apparatus for dispensing paint powders for powder coatings A corona charge spray gun for dispensing powders for powder coatings. The spray gun includes a housing defining a chamber terminating in an outlet passageway. A high voltage electrode is mounted in the chamber spaced upstream of the outlet passageway and a ground el... | 07/10/2007 |
| 7234649 | Spray gun A spraying apparatus for spraying liquid surface treatment material which includes a gas inlet, a liquid inlet and an outlet nozzle. The apparatus also has a needle valve for regulating the supply of surface treatment material to the nozzle. The needle valve is at l... | 06/26/2007 |
| 7216813 | Pressure gauge A retrofittable pressure gauge for a spray gun includes a pressure sensor, located in a pressure chamber, a power source and a display unit, all enclosed within a case, a passageway providing fluid communication between the pressure chamber and a pressurised interio... | 05/15/2007 |
| 7182280 | DC power spraying tool A DC power spraying tool includes a housing having an inlet opening, a discharging opening, and a motor cavity, a liquid container for containing a liquid colorant therein communicatively connected to the inlet opening of the housing, a spray nozzle extended from th... | 02/27/2007 |
| 7150412 | Method and apparatus for electrostatic spray A method and apparatus to improve the atomization of liquid and the efficiency of depositing liquid particles onto target objects, or to coat the target object with a thin film of liquid, to reduce the risk of high-voltage electrical shock, and to reduce the weight ... | 12/19/2006 |
| 7080794 | Rotary atomizer with blockable shaft A turbine assembly for use with a rotary atomizer rotates an atomizer bell for atomizing paint. A turbine housing is disposed within the rotary atomizer. A locking element is received by the turbine housing. A rotary shaft is rotatably supported within the turbine h... | 07/25/2006 |
| 7070130 | Rotatable electrode ring and use thereof in electrostatically assisted high-speed rotary application of spray coating agents An electrode ring suitable for providing electrostatic assistance to the high-speed rotary application of spray coatings and having electrode fingers comprising electrode tips, wherein the electrode ring is constructed so as to be capable of performing rotational mo... | 07/04/2006 |
| 7056387 | Apparatus and method for electrostatic spraying of conductive coating materials Apparatus and a method are provided for isolating an electrostatic sprayer from an electrically grounded coating product distribution circuit connected thereto. The apparatus includes an electrostatic sprayer carried by a maneuverable robot arm, the sprayer capable ... | 06/06/2006 |
| 7036750 | Axial shaping air design for paint atomizer Rotary atomizer for coating work pieces, with a rotating bell-shaped plate shaft for a bell-shaped plate for discharging a spray stream of a coating agent, at least one steering air outlet for discharging steering air for shaping the spray stream, a housing, and als... | 05/02/2006 |
| 7018679 | Coating installation with an atomizer change station A change station for atomizer (7) and other tools that contains a carousel-like rotatable and/or linearly movable mount (112) is arranged on the wall of the cabin of a coating installation. The arrangement is such that the storage locations of the chan... | 03/28/2006 |
| 6972052 | Rotational atomizer with external heating system In a coating device with a rotary atomizer, for preventing the condensation of spray cabin air on components cooled by the lower-pressure exhaust air of the drive turbine of the atomizer, a heating device is provided, which can heat air flowing through the atomizer ... | 12/06/2005 |
| 6935575 | Spraying device for spraying a coating product The invention concerns a spraying device including a first assembly provided with a spray nozzle and a second assembly incorporating means for controlling the first assembly. The first assembly is connected to the second assembly through a wireless communication sys... | 08/30/2005 |
| 6935583 | Coating-powder spray gun A coating-powder spray gun includes a gun housing (2) of which the front end face is sealed pressure-hermetically with respect to compressed gas by a front end wall (28). A current-limiting resistor (32) and at least a portion of a high-voltage ... | 08/30/2005 |
| 6918551 | Dual purge manifold A coating material dispensing system including a coating dispenser having a terminal for coupling to a high-magnitude potential supply, supply valves having respective input ports, respective output ports, and respective control ports, first purge valves having resp... | 07/19/2005 |
| 6910498 | Liquid level controller A liquid level control system for detecting and responding to changes in the level of liquid in a container. The system includes a transmitter in radio communication with a receiver, which is in turn connected to a valve assembly. The transmitter unit is programmabl... | 06/28/2005 |
| 6877681 | Spray gun having improved fluid tip with conductive path A modular spray gun that can be configured and built to operate using a selectable spray process. The modular spray gun includes a gun body, an extension and a selectable spray atomizing component. The basic gun body and extension are used to configure a spray gun t... | 04/12/2005 |
| 6866212 | Electrostatic spray device An electrostatic spraying device being configured and disposed to electrostatically charge and dispense a liquid composition from a supply to a point of dispersal, wherein the device comprises: a reservoir configured to contain the supply of liquid comp... | 03/15/2005 |
| 6849129 | Paint-spraying apparatus for applying liquid coating material to workpieces The paint-spraying apparatus exhibits a supply line 7 for coating material, extending from the color changer to the atomizer. Cut-off valves 26, 27 installed in the supply line delimit an insulating section 25 of said supply line, which insulati... | 02/01/2005 |
| 6814318 | Disposable cartridge for electrostatic spray device An electrostatic spraying device being configured and disposed to electrostatically charge and dispense a product from a supply to a point of dispersal. This device has a reservoir configured to contain the supply of product and a nozzle to disperse the product. A c... | 11/09/2004 |
| 6790285 | Electrostatic coater with power transmission frequency adjuster The present invention provides an electrostatic painting device with a transmission frequency adjustment device for automatically adjusting a transmission frequency in such a manner that the consumed current flowing in a high voltage booster circuit does not exceed ... | 09/14/2004 |
| 6758425 | Coating-powder spray gun A high-voltage powder spray gun includes a rear terminal segment (60) of a powder tube (38) and the front terminal segment (58) of a hookup tube (56) which are inserted far enough in axial and sealing manner to subtend, between their over... | 07/06/2004 |
| 6739529 | Non-metallic particle blasting nozzle with static field dissipation A blast nozzle formed of a non-conductive material includes electrically conductive paths embedded therein to keep the build up of static electricity below an undesirable level. Stainless steel rods extend the length of the blast nozzle, providing a continuous elect... | 05/25/2004 |
| 6682004 | Electrostatic spray device The present invention is an electrostatic spraying device to electrostatically charge and dispense a product from a reservoir to a point of dispersal that includes a nozzle having an exit orifice and being disposed at the point of dispersal to disperse th... | 01/27/2004 |
| 6543708 | Gas-controlled spray gun and metering apparatus A spraying apparatus without electrical connections comprising means for controlling air supplies with signals generated with compressed air. The apparatus may further include a metering device which delivers metered amounts of powder to a spray gun and w... | 04/08/2003 |
| 6481648 | Spray tip for a microfluidic laboratory microchip A laboratory microchip includes a carrier with a micro spray tip projecting vertically out of a plane of the carrier. The carrier and spray tip are designed as a monolithic or single unit. The spray tip includes a passage channel which conveys the substan... | 11/19/2002 |
| 6460787 | Modular fluid spray gun A modular spray gun that can be configured and built to operate using a selectable spray process. The modular spray gun includes a gun body, an extension and a selectable spray atomizing component. The basic gun body and extension are used to configure a ... | 10/08/2002 |
| 6422491 | Method and device for isolating an electro-conductive flowing medium A voltage isolating device selectively electrically isolates from each other two points (13 and 15) of an electrically conductive flow medium having different electrical potentials along a flow path. The electrically conductive flow medium is conveyed in ... | 07/23/2002 |
| 6318647 | Disposable cartridge for use in a hand-held electrostatic sprayer apparatus A disposable catridge for use with an electrostatic charging device. The disposable cartridge can have a reservoir configured to contain a supply of product suitable for electrostatic spraying, a nozzle configured and disposed to disperse the electrostati... | 11/20/2001 |
| 6311903 | Hand-held electrostatic sprayer apparatus An electrostatic spraying device which is designed to be portable, hand-held, self-contained and battery operated, with a disposable cartridge. The electrostatic spraying device is configured to provide a precise essentially constant flow rate of a produc... | 11/06/2001 |
| 6042030 | Safe charging with non-insulative atomizer An electrically non-insulative, typically metal, atomizer bell is housed in a shroud-like housing. A prime mover, such as an air turbine motor, typically also housed in the housing, rotates the bell to atomize coating material delivered to the bell. A sec... | 03/28/2000 |
| 5957395 | Safe charging An atomizing apparatus comprises an electrode, an orifice through which coating material to be atomized is discharged, and a power supply for maintaining across the electrode and an article to be coated by coating material dispensed from the apparatus a p... | 09/28/1999 |
