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| Number | Title | Issue Date |
| 8120889 | Tailored emitter bias as a means to optimize the indirect-charging performance of a nano-structured emitting electrode Exemplary embodiments provide charging systems and methods for effectively delivering charges onto a receptor. The charging system can include a low velocity gas stream, an emitter assembly for providing cathode-to-anode field bias to generate charges from the low v... | 02/21/2012 |
| 7397647 | Ionized gas current emission type dust-free ionizer The ionizer of the present invention comprises a chamber which has an ionization part that ionizes a portion of an ion carrier gas that is supplied to the interior of this chamber, and a blowing part which feeds the ion carrier gas toward a charged body. The ionizat... | 07/08/2008 |
| 7391599 | Low voltage modular room ionization system An ionization system for a predefined area includes a plurality of emitter modules spaced around the area, a system controller for individually addressing and monitoring the emitter modules and communication lines for electrically connecting the plurality of emitter... | 06/24/2008 |
| 7339778 | Corona discharge static neutralizing apparatus A corona discharge static neutralizing device includes a wire electrode retained in tension between spaced ends of a resilient support member that is positioned within a flowing air stream. Another electrode aligned with and spaced from the wire electrode promotes a... | 03/04/2008 |
| 7272520 | Method and apparatus for determining a current in a conductor The present invention provides a method of determining a current in a conductor. The method comprises the steps of determining the nth spatial derivative of at least one vector component of the magnetic field associated with the current at at least one po... | 09/18/2007 |
| 7264752 | Conductive coatings for corona generating devices Conductive coatings usable for coating various elements of corona generating devices and method of forming such coatings are provided. The coatings include graphite and at least one transition metal oxide catalyst. When the conductive coatings are employed in elemen... | 09/04/2007 |
| 7245476 | Static eliminator using ultraviolet light emitting diode A static eliminator for neutralizing and eliminating static electricity by applying an ultraviolet ray to a static elimination target includes at least one means for applying the ultraviolet ray and the means for applying the ultraviolet ray is formed of an ultravio... | 07/17/2007 |
| 7199993 | Ion-generating component, ion-generating unit, and ion-generating apparatus An ion-generating component has, on an insulating substrate, a ground electrode, a high-voltage electrode, an insulating film provided on the surface of the ground electrode, and a wire electrode. A cutout is formed by cutting out one side of the insulating substrat... | 04/03/2007 |
| 7198660 | Electrostatic device for ionic air emission Ionic emission electrostatic device (1) for depositing on the surface (sp) of a multitude of aerosol particles (p1, p2, . . . , pn) within a fluid (F), a quasi-homogeneous quantity of ions (iq). This electrostatic device (1) is... | 04/03/2007 |
| 7187888 | Corona generating device having a wire composite A charging device including a coronode having a wire composite including a core having a dielectric material and a coating layer of conduct material thereon. ... | 03/06/2007 |
| 7161788 | Low voltage modular room ionization system An ionization system for a predefined area includes a plurality of emitter modules spaced around the area, a system controller for individually addressing and monitoring the emitter modules and communication lines for electrically connecting the plurality of emitter... | 01/09/2007 |
| 7157704 | Corona discharge electrode and method of operating the same A method of operating a corona discharge device includes producing a high-intensity electric field in an immediate vicinity of at least one corona electrode and continuously or periodically heating the corona electrode to a temperature sufficient to mitigate an unde... | 01/02/2007 |
| 7149455 | Image forming device having a cleaning member for cleaning an image formation surface An image forming device includes an image forming section, a plurality of recording-medium supply units, a transportation guide forming a plurality of transportation paths, a full-width cleaning member, a plurality of recording-medium separating members, and at leas... | 12/12/2006 |
| 7136612 | Connection assembly for a xerographic charging device A scorotron used in xerography is connected to a voltage source within a printing apparatus through a pin. The pin is anchored in an insulative end block which defines channels therein, each channel enclosing a portion of a corona member which extends the length of ... | 11/14/2006 |
| 7126807 | Ionized air flow discharge type non-dusting ionizer The ionizer of the present invention comprises a chamber which has an ionization part that ionizes a portion of an ion carrier gas that is supplied to the interior of this chamber, and a blowing part which feeds the ion carrier gas toward a charged body. The ionizat... | 10/24/2006 |
| 7123860 | Small footprint charge device for tandem color marking engines In a xerographic printing apparatus, a small footprint charging device may provide uniformity of charge and/or long life in a small diameter photoconductive drum. A grid to be parallel to the drum surface and including small wing shields may reduce or even prevent l... | 10/17/2006 |
| 7105042 | Apparatus for separating aerosols or particles from gases An apparatus for separating aerosols or particles from a gas stream composed of a flow housing through which the gas containing the components to be separated flows, a separator, which is arranged in the flow housing, and a corona electrode, which is provided upstre... | 09/12/2006 |
| 7029637 | Apparatus for ozone production, employing line and grooved electrodes An ozone generation cell has a first conductor generally having a line geometry and a second conductor having a first groove formed in a surface thereof, and having first and second flanks on opposite sides of the first groove. The second conductor and the first gro... | 04/18/2006 |
| 7017594 | Atmospheric pressure non-thermal plasma device to clean and sterilize the surfaces of probes, cannulas, pin tools, pipettes and spray heads The present invention relates to methods and apparatuses for the use of atmospheric pressure non-thermal plasma to clean and sterilize the surfaces of liquid handling devices. ... | 03/28/2006 |
| 6963479 | Method of and apparatus for electrostatic fluid acceleration control of a fluid flow A device for handling a fluid includes a corona discharge device and an electric power supply. The corona discharge device includes at least one corona discharge electrode and at least one collector electrode positioned proximate each other so as to provide a total ... | 11/08/2005 |
| 6915095 | Charging member having titanium oxide outer coating on grit blasted substrate A process for producing a charging member by grit blasting a charging member substrate, plasma spraying a single component outer coating consisting essentially of titanium dioxide powder directly to the grit blasted stainless steel substrate, and the outer coating h... | 07/05/2005 |
| 6785113 | Ozone removable electrode corona generation system A manually switchable corona electrode array and method of operation for use in a corona treater station. The preferred embodiment of the present invention contemplates an electrode array which incorporates in its structure a low pressure conduit system for providin... | 08/31/2004 |
| 6785114 | Foraminous filter for use in air ionizer An improved air ionizer apparatus includes an air inlet, a high voltage source, an electrode electrically connected to the high voltage source for generating ions and an air outlet. An air mover is provided for causing air to flow into the air ionizer through the ai... | 08/31/2004 |
| 6741444 | Apparatus for charging a substrate and an image forming apparatus comprising an apparatus of this kind An apparatus for charging a substrate including a dielectric substrate, a support member having a first end and a second end between which the member extends substantially parallel to the substrate, a row of electrodes distributed over the support member between the... | 05/25/2004 |
| 6724608 | Method for plasma charging a probe A method for electrically charging a probe by plasma technology for use in pipetting compounds in small volumes includes the steps of placing the probe to be charged in a plasma chamber; creating a vacuum within the plasma chamber and then introducing a stable gas i... | 04/20/2004 |
| 6677582 | Ion source and mass spectrometer An apparatus for detecting the minor constituents of a sample with high efficiency in positive and negative ion monitoring modes. The directions in which the sample gas is forced to flow in the ionized region within the ion source are properly switched in... | 01/13/2004 |
| 6668154 | Device for charging and discharging of printing media in printing presses and copiers A device (2, 3) for charging and/or discharging of printing media (7) in printing presses and copiers, with at least one corona wire (5, 5'), as well as a guiding device (1) for printing media (7) with bridging members (11, 12, 13), which bridge the inter... | 12/23/2003 |
| 6636411 | Gas-purged ionizers and methods of achieving static neutralization thereof A small quantity of electron attaching gas is introduced into the corona region of an electrical ionizer to stabilize the corona in the otherwise electron non-attaching nitrogen gas. The corona region is closely localized at emitter points so the quantity... | 10/21/2003 |
| 6624413 | Corona treatment apparatus with segmented electrode A corona treating apparatus has an electrically conductive electrode housing with a downwardly opening channel, within which are adjustably positioned a number of conductive electrode segments. Each segment has a stem which extends into the channel, and a... | 09/23/2003 |
| 6580885 | Automatic mechanism for cleaning corona wires A mechanism for automatically cleaning the surface of a corona wire within a corona charger is described, wherein the a cleaning assembly includes a cleaning pad mounted within a pad holder, the cleaning pad wrapped around a substantial portion of a circu... | 06/17/2003 |
| 6574086 | Static eliminator employing DC-biased corona with extended structure An ionizer creates a corona current distribution having a balanced flow of positive and negative ions in a variable ion mobility gaseous environment. The balanced flow of positive and negative ions are directed toward a workspace or target located in the ... | 06/03/2003 |
| 6553198 | Single piece control grid electrode for a corona charger A single piece control grid electrode for a corona charging device for charging a curvilinear shaped dielectric support member with improved charging uniformity and consistency and with lower assembly and service cost. The single piece control grid is for... | 04/22/2003 |
| 6512906 | Mechanism for fastening thin corotron wires and method for generating a corotron discharge A mechanism and a method for generating a corona discharge by a wire-shaped corona discharge electrode provides that the corona discharge electrode is stretched between two end blocks that respectively contain a space for the acceptance of a respective el... | 01/28/2003 |
| 6507473 | Low voltage modular room ionization system A room ionization system includes a plurality of emitter modules, each including an electrical ionizer. The emitter modules are spaced around the room and are connected in a daisy-chain manner to a system controller. Each emitter module has an individual ... | 01/14/2003 |
| 6504702 | Ionizer for static elimination in variable ion mobility environments An ionizer that creates a corona current distribution having a balanced flow of positive and negative ions in a variable ion mobility gaseous environment, such as an environment of substantially nitrogen. The balanced flow of positive and negative ions is... | 01/07/2003 |
| 6477343 | Image forming method and apparatus with means for reducing the accumulation of particle on a charging device An image forming method and apparatus, wherein the charging amount that a charging device charges a photosensitive drum is controlled so as to reduce the charging amount in a period, except for the image forming period, than that during the image forming ... | 11/05/2002 |
| 6414702 | Printhead with plasma suppressing electrodes A printhead having a plasma suppressing electrode configuration is disclosed. The printhead includes a first electrode layer. There is also a second electrode layer, electrically insulated from the first electrode layer by a dielectric material. In additi... | 07/02/2002 |
| 6310344 | Wire type corona charger for electrophotographical manufacturing of CRTs Disclosed is a wire-type corona charger having a wire electrode disposed between ground electrode plates. The wire electrode is supported by the ends of the plurality of wire electrode supporters which are so arranged that their ends have a curvature equa... | 10/30/2001 |
| 6260224 | Material collector having electrical power supplies and electrical conductors A broom type particle collector has a particle pick-up assembly joined to an elongated handle. The pick-up assembly has a non-electrical conductive foam plastic member accommodating a cathode for imparting negative charges or particles and an anode for co... | 07/17/2001 |
| 6259591 | Apparatus and method for monitoring of air ionization The total of the ion current leaving electrodes of one polarity and the ion current flowing to those electrodes, is measured as the current in the ground return path of the corresponding generator. For a brand-new ionizer, the value of that total ion curr... | 07/10/2001 |
