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Class 118/621 - Electrostatic and/or electromagnetic attraction or projection of coating material to work


Subclass of Class 118 - Coating apparatus
Definition: Apparatus wherein there is movement of coating material
No. of patents: 206
Last issue date: 10/25/2011


1            
NumberTitleIssue Date
8042488Electrostatic coating apparatus
A current sensor for detecting a full return current is connected to a high voltage generator. A leakage current detector including current sensors for detecting a leakage current is provided at the surface of the cover of a coating machine, air passages and a paint...
10/25/2011
7926443Electrostatic coating apparatus
A current sensor for detecting a full return current is connected to a high voltage generator. A leakage current detector including current sensors for detecting a leakage current is provided at the surface of the cover of a coating machine, air passages and a paint...
04/19/2011
7882799Method and apparatus for generating charged particles for deposition on a surface
A method for establishing a calibrating standard for wafer inspection includes depositing solid ionized particles of a known size range with an aerosol onto a wafer. The method also includes depositing particles onto a wafer in a deposition chamber by using an aeros...
02/08/2011
7845307Efficient and flexible multi spray electrostatic deposition system
An efficient electrostatic spray installation that can spray a wide range of conductive materials effectively while creating very small droplets with conductivities in from about 7000 pico Siemens and greater. A compact system in which one, two or more parallel spra...
12/07/2010
7836846Paint dosage device and system
An insulation cover for a high voltage paint dosing apparatus, the apparatus comprising a docking head arranged to receive at least one dosing cylinder filled with paint for dosing to an applicator or gun. The docking head is arranged substantially-surrounded by the...
11/23/2010
7757630Voltage block device and an electrostatic coating system with the voltage block device
A voltage block device, for preventing the negative electric potential from transferred to the coating material source, has a switching device including a slider which is selectively slidable between first and second positions and has an inlet port fluidly communica...
07/20/2010
7748343Electrohydrodynamic spraying system
An electrohydrodynamic spray apparatus includes a liquid inlet and a spray nozzle in fluid communication with the liquid inlet, where the spray nozzle has an opening downstream of the liquid inlet. An inner electrode is situated at least partially inside the spray n...
07/06/2010
7707963System for forming multi-layer films using corona treatments
A system for forming a multi-layer film, where the system includes a backing support having a surface and a close-coupled unit configured to be disposed adjacent the surface of the backing support. The close-coupled unit includes a corona electrode and a coating die...
05/04/2010
7588641Method of forming liquid-drops of mixed liquid, and device for forming liquid-drops of mixed liquid
A droplet formation method of a mixed liquid is a method that the droplets 71, 72 and 73 are each delivered from each capillary tip to form the droplet 74 of the mixed liquid consisting of a raw material liquid on a substrate by applying a pulse...
09/15/2009
7396413Device and method for coating serpentine fluorescent lamps
A serpentine tube used in the manufacture of a fluorescent lamp is coated with a reflective or phosphor material. A magnetic material and coating material slurry is placed within one end of a serpentine glass tube. A magnet is placed adjacent the magnetic material a...
07/08/2008
7368682Processing apparatus
A processing apparatus contains a holding member for holding a workpiece, and a laser beam shining member for shining a laser beam at the workpiece held on the holding member. The holding member has a holding plate and the workpiece is placed on the holding plate. T...
05/06/2008
7336015Method of manipulating wafers
A method of manipulating preferable thin wafers, preferably having a thickness of less than 200 μm, wherein the wafers are placed prior to polishing or another processing step for reducing the thickness thereof on a transportable electrostatic carrier. The wafers r...
02/26/2008
7329320Apparatus for electrifying particle apparatus for scattering particle
Disclosed is an apparatus for electrifying spacers and an apparatus for scattering spacers using the same. For the purpose of maintaining a cell gap of a LCD, the spacer is electrified to have a first electrified voltage by a first electrifying pipe having a first c...
02/12/2008
7308865Installation for the electrostatic oiling of metal strips
An installation for the electrostatic oiling of metal strips, with an integral system for heating the fluid circuits which allows the application of products which are solid at room temperature with melting point of 30-50° C., wherein the main heated components of ...
12/18/2007
7305933Seasoning apparatus, and product manufacturing system provided therewith
The present invention provides a seasoning apparatus capable of evenly seasoning each individual article, without seasoning any too heavily or too lightly. Therein, a screw having a helical blade is installed in a tube. The helical blade provides partitions that are...
12/11/2007
7296756Voltage block
A voltage block comprises first and second reservoirs and a switching device including an inlet port, an outlet port, a first reservoir port and a second reservoir port. The switching device is mounted in a third reservoir for movement between a first position and a...
11/20/2007
7279194Thin film formation apparatus and method of manufacturing self-light-emitting device using thin film formation apparatus
A means of effectively applying an organic EL material application liquid with good application liquid cut-off is provided. A heater and an ultrasonic oscillator are formed in a thin film formation apparatus when applying the application liquid, and heat and ultraso...
10/09/2007
7270228Hanger for conveyor assembly
A hanger for an overhead conveyor system has a member including spaced-apart-shaped portions generally along a first axis a distance that is generally equal to a distance between adjacent load pins of a conveyor chain or a whole number multiple of the distance betwe...
09/18/2007
7261764System and method for spatially-selective particulate deposition and enhanced deposition efficiency
The present invention relates to a methods, apparatuses and systems that utilize electric currents to direct the deposition of particulate matter to various surfaces. ...
08/28/2007
7238394Powder coating apparatus and method for electrostatically coating an electrically grounded object
In a powder coating apparatus a pulse signal S2 of a low voltage generated by a pulse signal generation circuit (7) is boosted to a high voltage by means of a high voltage impression circuit (8), so that it is impressed upon corona electrodes (
07/03/2007
7223922ESD dissipative coating on cables
A cable having an electrostatic discharge (ESD) dissipative coating. The cable includes a lead and an ESD dissipative coating operatively coupled to the lead. Other layers such as adhesives and insulating layers can be provided. The ESD dissipative coating can also ...
05/29/2007
7175739Method for incorporating feature substances into a paper web
A method and apparatus for incorporating feature substances into a still moist but already sufficiently consolidated paper web provides for directing a feature substance suspension onto the surface of the paper web as a laminar jet with low jet pressure. A special p...
02/13/2007
7150412Method 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
7125430Manufacturing process and apparatus for electrically insulating layers of electrochemical cell laminates
A manufacturing process and an apparatus to carry out the process are disclosed which eliminate or at least significantly reduce the occurrence of damaging localized short circuits in the production of electrochemical generators. The process and apparatus include ca...
10/24/2006
7119298Method for electrostatically separating particles, apparatus for electrostatically separating particles, and processing system
An electrostatic separation apparatus for conductive particles and insulating particles with reduced separation time and improved separating capability, comprises a substantially flat-plate shaped bottom electrode (26) provided on lower side, a substantially ...
10/10/2006
7115434Method for precisely forming light emitting layers in a semiconductor device
There is provided a method for precisely forming light emitting layers in a semiconductor device without a positional deviation and at a high throughput. A pixel portion is divided into a plurality of signal lines by banks, and a coating liquid (R), a coating liquid...
10/03/2006
7108894Direct Write™ System
Methods and apparatus for the deposition of a source material (10) are disclosed. An atomizer (12) renders a supply of source material (10) into many discrete particles. A force applicator (14) propels the particles in continuous, paralle...
09/19/2006
7097711Electrostatic flocking chamber for forming electrostatic flocking apparatus
An electrostatic flocking operation of a workpiece (5) is advantageously performed in a condition in which the moisture content of an adhesive layer formed on a surface of the workpiece (5) is kept at a favorable value by a humidifier (1). The h...
08/29/2006
7090898Coating process for producing products in web form having at least two layers by application of electrostatic charges followed by neutralization of same
A process for producing products in web form comprising at least two layers, in which a composition emerging from an applicator is applied as a layer to a substrate in web form which is guided on a transport means, said application taking place with application of e...
08/15/2006
7080727Clothing transport and storage system, apparatus and method
A system, apparatus and method for the handling, transport and or storage of items of wearing apparel which are hung on hangers. In the system, there is plurality of transport units which travel over a rail system from a first location (e.g. an inbound location) to ...
07/25/2006
7070656Electrostatic coating
The invention provides apparatus for electrostatically coating a pharmaceutical tablet core with powdered coating material. The apparatus comprises a first rotary drum (12) on which a core is held in electrical isolation from its surroundings but at a potenti...
07/04/2006
7061556Display device using bidirectional two-terminal element and manufacturing method of display device
To provide an active matrix type display device which can be manufactured by an easier method than before. A display device 100 has a plurality of first electrodes 11, a plurality of bidirectional two-terminal elements 12, a plurality of ...
06/13/2006
7056387Apparatus 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
7051670Equipment for preparing for electrostatic painting three-dimensional articles with a predominantly flat extension
The equipment for preparing for electrostatic painting three-dimensional articles (P) with a predominantly flat extension, made from dielectric or low-conductivity material, which move on and are supported by a horizontal conveyor (T), presents the feature that the ...
05/30/2006
7045173Coating process for producing web form products involving application of electrostatic charges and subsequent charge neutralization
A process for producing products in web form comprising at least two layers, in which a composition emerging from an applicator is applied as a layer to a substrate in web form which is guided on a transport means, the application taking place with application of el...
05/16/2006
6996972Method of ionizing a liquid propellant and an electric thruster implementing such a method
A method of ionizing a liquid propellant is disclosed herein. The method includes the steps of applying an electrical charge to a showerhead, delivering a liquid propellant under pressure into a chamber defined within the showerhead, and emitting the liquid propella...
02/14/2006
6980263Display device using bidirectional two-terminal element and manufacturing method thereof
A display device includes a plurality of first electrodes, a plurality of picture electrodes electrically connected to one of the plurality of first electrodes via at least one bidirectional two-terminal element respectively, a plurality of second electrodes, and a ...
12/27/2005
6977130Method of manufacturing an electronic circuit and manufacturing apparatus of an electronic circuit
A method of manufacturing an electronic circuit satisfying demands for cost reduction, diversified small-quantity production, and a shorter cycle of design, manufacture, evaluation, correction, and so on is provided. The method includes at least forming a first patt...
12/20/2005
6948537Systems and methods for collecting a particulate substance
A collector system for collecting a measurable amount of a particulate substance using an electrostatically charged collector. The collector is brought into proximity with the particulate substance and the electrostatic forces collect a measurable amount of the part...
09/27/2005
6923979Method for depositing particles onto a substrate using an alternating electric field
Uniform portions of fine powders are deposited on a substrate by electrostatic attraction in which the charge of the electric field and polarity of the charged particles are varied repeatedly to form a buildup of powder on the carrier surface. ...
08/02/2005
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