U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5687752

Dining Table Having Integral Dishwasher

A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 250/326 - Charging of objects


Subclass of Class 250 - Radiant energy
Definition: Subject matter wherein electrons or ions from the corona
No. of patents: 161
Last issue date: 07/27/2010


1          
NumberTitleIssue Date
7763853Dicorotron having adjustable wire height
A corona generating device for charging a surface including, a housing; the housing including spaced generally parallel side panels; members for holding a corona generating electrode in an operable position within the housing; and system for adjusting the height spa...
07/27/2010
7432504Dicorotron wire assembly removal and storage tool
A system and apparatus that removes and collects non-functional wire assemblies from dicorotron units is described. It has a removal tool mounted on the top of a storage box. The removal tool has an open top and bottom, the open bottom is aligned with an opening in ...
10/07/2008
7420169Dicorotron wire assembly removal-insertion tool
Electrostatic printing processes utilize corona-charging units. When those units wear out or become faulty, they need to be replaced. This embodiment provides a tool that can be used to remove a faulty electrode wire assembly from the unit. This same tool when loade...
09/02/2008
7398035Nanostructure-based solid state charging device
Electrophotographic charging devices and methods for charging a receptor with a solid state charging device are disclosed. In an exemplary embodiment, the solid state charging device can include a dielectric layer, a first electrode disposed adjacent to a first surf...
07/08/2008
7397032Nano-structure coated coronodes for low voltage charging devices
Electrophotographic charging devices that can be used to charge or discharge, for example, a receptor in the electrophotographic process are provided. According to various embodiments, the exemplary charging devices can include a coronode disposed opposing and space...
07/08/2008
7342227Coating for the breakdown of corona effluents
A plasma sprayed TiO2 coating is used to remove effluents produced during an electrical charging step using a corona charging device. The plasma spray allows for the application of TiO2 ceramic to an aluminum dicorotron housing. Plasma spray al...
03/11/2008
7339778Corona 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
7328735Apparatus and method for forming phosphor layers on a display panel
An apparatus for forming phosphor layers on a display panel includes a base plate on which a display panel is placed. The base plate is inclined at an adjustable angle. The display panel, having a panel plate and barrier ribs formed on the panel plate is placed on t...
02/12/2008
7272337Corona device grid cleaner
This is a device for cleaning a corona grid used in electrostatic printing or copying machines. This device has a cleaner pad that cleans the outer surface of the grid, that is the surface closest to the photoreceptor surface. This pad is located between the outer s...
09/18/2007
7264752Conductive 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
7228091Compact charging method and device with gas ions produced by electric field electron emission and ionization from nanotubes
In accordance with the invention, there is an electrophotographic charging device comprising a first electrode, a second electrode adjacent the first electrode, a plurality of nanotubes adhering to at least one of the first electrode and the second electrode, and a ...
06/05/2007
7212771Grid electrode, scorotron charger, and image forming device
A grid electrode, disposed along a corotron wire, includes a planar, plate-shaped member having plural openings in each of which a longitudinal direction and a short side direction are formed, the longitudinal directions of the respective openings being lined up to ...
05/01/2007
7157704Corona 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
7110238Systems and methods for using non-contact voltage sensors and corona discharge guns
A method and a system for calibrating the work function of a non-contact voltage sensor are provided. The method includes preparing a reference sample to have a stable work function, measuring a voltage of the sample using a non-contact voltage sensor, and determini...
09/19/2006
7105041Grid type electrostatic separator/collector and method of using same
An electrical type grid electrostatic collector/separator removes particles from an air stream. The apparatus includes multiple parallel grids that act as the porous material, enclosed in a sealed compartment so that the entrained air flows parallel and between one ...
09/12/2006
7103484Non-contact methods for measuring electrical thickness and determining nitrogen content of insulating films
Non-contact methods for determining a parameter of an insulating film are provided. One method includes measuring at least two surface voltages of the insulating film. The surface voltages are measured after different charge depositions. Measuring the surface voltag...
09/05/2006
7039342Charging device and image forming apparatus where the charging device is composed of a sufficient amount of nickel to suppress oxidation
A charging device has a discharging electrode, a stabilizer plate having a rectangular section and accommodating the discharging electrode, and a grid arranged in a opening of the stabilizer plate, and at least one member of the discharging electrode, the stabilizer...
05/02/2006
7035571Grid, scorotoron charger having the grid, process unit having the scorotoron charge, and image forming device installing the process unit
A grid has a frame body in a U-shaped cross-section defining a main plate section and two side plate sections. A rectangular opening is formed at the main plate section, and a plurality of grid wires extend in a lengthwise direction of the main plate section and at ...
04/25/2006
7031628Systems and methods for setting up grid voltages in a tandem pin charging device
Systems and methods for setting up grid voltage for a tandem pin charging device for charging a photoreceptor in a xerographic printing machine. A charge-generating emitter ratio of a first charging unit is determined and a first grid voltage is set based on the cha...
04/18/2006
7012438Methods and systems for determining a property of an insulating film
A method for determining a property of an insulating film is provided. The method may include obtaining a charge density measurement of the film, a surface voltage potential of the film relative to a bulk voltage potential of the substrate, and a rate of voltage dec...
03/14/2006
7004458Fence bottom shield
Fence bottom shields prevent grass and weeds from growing up through the links or low openings in a fence. Two embodiments are disclosed. The first embodiment comprises a first strip and a second strip whose bottoms are integrally connected. Two end tabs are attache...
02/28/2006
7003896Radiation curing and drying
An improved apparatus and method for drying materials. A hot surface in a strong electrostatic field is used to ionize a stream of heated gasses passing over the surface, which assists in directing the stream against the object to be dried, and ionizes the vapors an...
02/28/2006
6963708Charging system utilizing grid elements with differentiated patterns
A charging system for uniform charging of charge retentive surfaces such as photoreceptors in imaging systems. The charging system includes corona producing elements and grid elements such as scorotron screens wherein the grid elements are arranged generally paralle...
11/08/2005
6929949Corona ion generating method and apparatus for the manipulation of molecules and biological cells
The present invention provides a method and apparatus adapted to facilitate the entry of a preselected molecule into the intracellular space of a cellular sample through the use of ions generated by a corona charge source. With the present method and apparatus, mole...
08/16/2005
6917773Image forming apparatus
The surface of a photosensitive body is charged by a scorotron charger including a discharge electrode, a back plate having an aperture on the bottom face, and a grid. Air is passed along the back plate for ventilation. The back plate also has a vent aperture on the...
07/12/2005
6909291Systems and methods for using non-contact voltage sensors and corona discharge guns
A method and a system for calibrating the work function of a non-contact voltage sensor are provided. The method includes preparing a reference sample to have a stable work function, measuring a voltage of the sample using a non-contact voltage sensor, and determini...
06/21/2005
6909302Real-time in-line testing of semiconductor wafers
An apparatus and method for the real-time, in-line testing of semiconductor wafers during the manufacturing process. In one embodiment the apparatus includes a probe assembly within a semiconductor wafer processing line. As each wafer passes adjacent the probe assem...
06/21/2005
6900436Corona wire tensioning mechanism
A wire tensioning mechanism for tensioning a wire having an end one and an end two in a machine in which the wire has a means for attachment on end two and is fixed to the machine at end one, comprises a slide block, and a spring. The slide block is slidably ...
05/31/2005
6787774Corotron comprising a fixing elements on supports, an assembly with a power supply unit and an assembly for replacing a corotron wire
The corotron wire of a corotron device is introduced with a retainer element, such as in a printer or copier. At least one corotron wire is held by the retainer element and the carrier material for a latent image residing there opposite is conducted past the corotro...
09/07/2004
6740878System and method for automatically tensioning wires and for retaining tensioned wires under tension
A wire tensioning apparatus and method tensions one or more wires by moving the tensioning function from a wire module to an apparatus external to the wire module. Within the wire module, the wire is placed between a movable member and a stationary member. Tension i...
05/25/2004
6653638Ion generating apparatus
In an ion generating apparatus, an electric field for generating ion is obtained between an electrode needle 3 and a counter electrode plate 4. A surface discharge path A (passing through an air discharge port 13a) which has the shortest distance between ...
11/25/2003
6649916Ion monitoring
The apparatus and method provide a technique for significantly reducing capacitance effects in detector electrodes arising due to movement of the instrument relative to the item/location being monitored in ion detection based techniques. The capacitance v...
11/18/2003
6624413Corona 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
6603121High-efficiency plasma treatment of paper
An apparatus for treating paper web materials with a plasma, said apparatus comprising a dark space generated by a treatment electrode in a treatment zone. There is a counter electrode having a surface area in said treatment zone which is not greater than...
08/05/2003
6466688Apparatus and method for detecting and identifying organisms, especially pathogens, using the aura signature of the organism
An aura detection system for detecting pathogens through the detection of a specific aura signature of the pathogen or a creature carrying the pathogen. The system includes a transmitter for generating high frequency waves to produce an electrical field, ...
10/15/2002
6459870Corona cartridge for charging photoreceptors in high-speed electrophotographic applications
A corona cartridge for charging a photoreceptor in high-speed electrophotographic applications may include a comb-like corona charging device electronically connected to operate with the photoreceptor, and one or more excess comb-like corona charging devi...
10/01/2002
6429595Multi-mode treater with internal air cooling system
A treater system includes a conductive roller electrode that supports a moving web that is to be treated. One or more active electrode assemblies mounted to support headers have a pair of active electrodes that are positioned to treat one surface of the w...
08/06/2002
6310344Wire 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
6303933Apparatus and method of attaching corona wire to corona charger housing
An apparatus comprising: (i) a corona charger housing including at least two cavities; (ii) a corona wire strung across the housing, the corona wire having at least one end located in one of the cavities; and (iii) a pin at least partially located inside ...
10/16/2001
6294782Corona charger with a serpentine strung corona wire
An apparatus for a corona wire housing comprising a continuous piece of corona wire mounted in a serpentine fashion around multiple pulleys with a single tension spring tensioning the continuous piece of corona wire and fixed terminals supporting the ends...
09/25/2001
1          
 
Sign InRegister
Username  
Password   
forgot password?