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7621471 |
High voltage module with gas dielectric medium or vacuum
An electrostatic spray gun includes a power supply, an enclosure having a wall and a valve providing access through the wall to evacuate the enclosure. Components of the power supply are housed in...
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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...
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7337993 |
Electrostatic atomisation device
An atomization device comprises a conduit containing liquid to be atomized, a spray electrode ( 1 ) and a discharge electrode ( 3 ). Each electrode is adjacent to a dielectric ( 5 ) and they are...
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7152817 |
Electrostatic spray device
An electrostatic spray device and a cartridge for an electrostatic spray device that reduce the occurrence of electrically induced emulsion product separation are disclosed. The device and/or the...
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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...
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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...
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6679441 |
Electrohydrodynamic spraying means
The invention concerns electrohydrodynamic spraying means enabling electrohydrodynamic spraying, in the air and at atmospheric pressure, of liquids with high surface tension such as water. The...
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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...
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6468475 |
Autosampler
An autosampler for manipulating a specimen container into and out of a furnace of a parent instrument is disclosed. The autosampler has upper, lower and middle gripping fingers which grip and...
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6454193 |
High mass transfer electrosprayer
A electrohydrodynamic aerosol sprayer wherein a gas flow deflector is used for creating a gas flow past the spray nozzle to stabilize the Taylor cone and to transport at least a portion of the...
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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...
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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...
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6302331 |
Directionally controlled EHD aerosol sprayer
The invention provides an aerosol delivery method and system for producing a charged electrohydrodynamic (EHD) aerosol, discharging the aerosol and moving the discharged aerosol in a desired...
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6202945 |
Method and apparatus for electrostatic powder coating
While plural kind of powder paints of different hues are mixed with each other without melting for preparation of a powder paint of a desire hue, a fluidity improver possessing a charge control...
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6079634 |
Electrostatic spraying
An electrostatic spraying device is disclosed which is suitable for, but not limited to, dispensing an electrostatically sprayable substance for nasal or oral inhalation. Electrical charge is...
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5924631 |
Triboelectric projector, installation for projecting coating product and process for controlling such a projector
This invention relates to a triboelectric projector of pulverulent coating product, comprising a channel for charging the coating product, a supply conduit connecting a source of coating product to...
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5704554 |
Electrostatic spray nozzles for abrasive and conductive liquids in harsh environments
Air atomizing induction charging spray nozzles suited for use with conductive liquids, solutions, suspensions or emulsions. These systems feature a high level of the spray charging at low...
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5622313 |
Triboelectric powder spray gun with internal discharge electrode and method of powder coating
In a triboelectric powder spray gun in which a charge is imparted to the powder triboelectrically by repeated impacts of the powder with contact surfaces, the charging effectiveness of the gun is...
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5400976 |
Frictional electrification gun
A frictional electrification gun for use in electrostatic painting which can electrostatically charge power paint to a sufficient degree without the need of an elongated and twisted charging...
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4979680 |
Spray gun
A spray gun with electrokinetic charging of powdered material for the purpose of electrostatically coating workpieces with a powder coating. As the powder flows pneumatically through a channel of...
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4886215 |
Hand operated powder spray pistol
A hand held powder spray gun is disclosed. The spray gun includes a casing enclosing a plurality of helical charging ducts mounted on parallel cores. The ducts receive powder from a diffusor...
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4798340 |
Electrostatic device for powder spraying with triboelectric powder charging
A stream of carrier gas with powder particles is introduced at the feeding nd (2) of a powder pipe (1) in the direction of arrow (3) for coating workpieces. The material of the coating powder, of...
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4798338 |
Apparatus for the electro-kinetic charging of powdered materials
An apparatus for the electro-kinetic charging of powder-like materials having a pair of supply channels, an input zone for each channel, one for the powder dispersed in a gas flow and one for...
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4788933 |
Electrostatic spraying device for spraying articles with powdered material
A spraying device for spraying powdered material on an article includes an axially extending powder channel formed in the body of the spraying device which has an upstream region and a downstream...
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4706890 |
Method and apparatus for electrostatic coating of articles with powdered coating material
A spraying gun for electrostatic spraying of coating material on an article contains a discharge electrode which is disposed entirely outside the region where the coating material flows. The...
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4679734 |
Robot spray gun
A spray gun is designed for mounting on the end of a robot arm. The construction of the gun is provided such that nearly all of the main components with the exception of the spray head itself are...
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4659019 |
Spray device for coating articles with powder
A feed channel is provided upstream of a powder-spraying discharge opening in a spray device, with a pipe having an injector which coaxially surrounds such pipe length for the coaxial introduction...
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4574092 |
Electrogasdynamic coating system
The electrogasdynamic coating system includes an electrogasdynamic gun for charging material particles indirectly. The gun has a gas inlet which receives from a gas source a pressurized gas in...
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4491276 |
Electrostatic spray apparatus
A pneumatic system is disclosed for regulating the acceleration and running speed of an air turbine and alternator used in electrostatic spray apparatus having a self-contained electrical power...
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4475927 |
Bipolar fog abatement system
A method and system for the abatement of fog in a designated air space over an aircraft approach zone and runway, consisting of gapped air jets laden with electrically charged droplets of low...
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4462061 |
Air turbine drive for electrostatic spray gun
An electrostatic spray gun having a rotatable voltage generator for providing electrical energy at low voltage for conversion within the spray gun into electrostatic high voltage energy, wherein a...
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4359192 |
Triboelectric powder spraying gun
A triboelectric powder spraying gun is provided which can produce an increased deposition efficiency and an improved coated surface. The spraying gun comprises an earthed or high voltage-impressed...
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4316582 |
Device for painting by electrostatic powder spraying
A device for painting by electrostatic powder spraying including a nozzle member having a passage to which spray powder particles are supplied in a wafting state in air and in which the particles...
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4225090 |
Device for painting by electrostatic powder spraying
A device for painting by electrostatic powder spraying wherein a passage for triboelectrifying powder particles is formed in an electrically conductive housing and is surrounded by an electric...
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4196465 |
Electrostatic power coating gun
An electrostatic coating gun in which there is mounted a high-voltage generator for powering charging electrodes arranged at the region of the gun muzzle. To improve maintenance of the high-voltage...
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4090666 |
Gun for tribo charging powder
A gun for tribo charging powder has a barrel body with a bore having an opening at one end. A venturi forming tube is contained in the barrel bore and a supply of powder enters the barrel through a...
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3991710 |
Electrogasdynamic production line coating system
A coating system for efficient electrical precipitation of powder to articles. Articles are conveyed through a coating chamber where they are coated with a powder. Electrogasdynamic guns direct a...
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3870233 |
Color change of electrostatic spray apparatus
An electrostatic spray system for spraying multiple colors of material or multiple materials through a single common gun, including apparatus for spraying solvent through the gun between color or...
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3853580 |
METHODS FOR ELECTROGASDYNAMIC COATING
Method for applying coating materials to articles, using electrogasdynamic apparatus providing a flow channel having a dielectric boundary which has a length/width ratio of greater than 2.5. Gas...
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3791579 |
ELECTROSTATIC PAINT SPRAY SYSTEM
Electrostatic air atomized paint spray system and spray device wherein power of charging air atomized spray droplets and for maintaining electrostatic depositing field is obtained from...
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3784351 |
ELECTRIC IGNITION SYSTEM
The present fuel control and ignition system senses both the temperature of an electric igniter and flame at a burner. When the system senses that the igniter has reached ignition temperature, the...
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3757491 |
APPARATUS FOR SUPPRESSING AIRBORNE PARTICLES
Electrogasdynamic apparatus for suppressing airborne particles, dust or the like, by a distribution of charged, minute liquid droplets throughout the zone contaminated by the airborne particles....
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3687368 |
VALVE UNIT FOR AIR TYPE ELECTROSTATIC SPRAY GUN
An electrogasdynamically powered electrostatic spray gun is provided which discharges a liquid stream toward an object to be coated therewith. A first seeded air stream is selectively discharged...
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3653592 |
ELECTROSTATIC SPRAY GUN CONSTRUCTION
An improved construction for a hand operated electrostatic spray coating device of the so-called airless type in which atomization is effected by the interaction of a high speed fluid stream with...
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3630441 |
ELECTROSTATIC SPRAYING APPARATUS
A spray gun comprising a spray nozzle and a high-voltage generator consisting of a passage for conveying a gaseous fluid toward said nozzle, an electrode for imparting electric charges to said...
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3610528 |
SPRAY GUNS
This invention relates to electropneumatic spray guns, particularly paint spray guns having an electrostatic generator incorporated in the barrel of the gun. According to this invention, the air...
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3581991 |
ASPIRATOR SYSTEM
An aspirator system particularly for use with an electrogasdynamic generator wherein a fine aerosol is regulatably produced using a dual atomizing of the seeding medium. The seeding medium, which...
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3405291 |
Rankine cycle electrogas-dynamic generator
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2901178 |
Spraying apparatus
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