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Class 239/125 - Recirculation within nozzle (e.g., burner nozzle cooling)


Subclass of Class 239 - Fluid sprinkling, spraying, and diffusing
Definition: Apparatus wherein provision is made to divert spray fluid
No. of patents: 89
Last issue date: 06/21/2011


1      
NumberTitleIssue Date
7963461Fuel injection nozzle
Disclosed is a fuel injection nozzle comprising a cooling duct (6) that is disposed in the final region of a housing (1), which faces the combustion chamber. In order to cool the zones that are subjected to high thermal stress, the cooling duct (6
06/21/2011
7946509Fuel injector with direct needle control and servo valve support
The invention relates to an injector for injecting fuel into a combustion chamber of an internal combustion engine. The injector is actuated by an actuator and is connected to a fuel supply line via which fuel is supplied under system pressure. At least one injectio...
05/24/2011
7478765Spray apparatus
Spray apparatus of the kind having a liquid feed line connecting a supply of spray liquid and at least one spray nozzle, a return line from the spray nozzle to the supply and a pump for moving spray liquid from the supply to the at least one spray nozzle and for ret...
01/20/2009
7370815Cone nozzle
The invention relates to a cone nozzle with a nozzle body having a swirl chamber (18), an inlet hole (22) arranged in a side wall of the swirl chamber (18) and an outlet hole (20) arranged in a first end wall of the swirl chamber (18
05/13/2008
7363914Solenoid actuated fuel injector having a pressure balanced pintle
A fuel injector for an internal combustion engine, the injector comprising an injector body having a tip portion defining at least one spray aperture; a pintle extending within the tip portion, the pintle having a head portion engageable with a valve seat to close t...
04/29/2008
7249460Fuel injection system for a turbine engine
To improve the burning efficiency of fuel supplied to a turbine engine by electronic fuel injectors under control of a fuel injection control system, a nebulizer of unique design is employed with the fuel injectors to further reduce the individual fuel cell size fro...
07/31/2007
7198555Atomizer cooling by liquid circulation through atomizer tip holder
An improved atomizer, in which the liquid to be sprayed is circulated around the nozzle tip to prevent degradation of the liquid in hot environments. The circulation is controlled by a valve, which permits the liquid to circulate even when no liquid is being sprayed...
04/03/2007
7178704Electrically-operated dispenser
An electrically-operating liquid dispenser having an U-shaped pole. Windings of an electromagnetic coil are wound about the legs of the U-shaped pole and are energized selectively for moving an armature relative to the pole to open and close the dispenser. The U-sha...
02/20/2007
7143815Liquid cooling device
A liquid cooling device includes a casing (10) having a container (14) for accommodating liquid therein, and a liquid inlet port (18) in communication with the container (14). A funnel-shaped channel is defined in the liquid inlet port (
12/05/2006
7140556Fuel injector with injection valve provided with side feed
A fuel injector provided with an injection valve comprising a mobile plunger; an injection jet having a plurality of first through-holes made starting from a chamber arranged downstream from the injection valve; a supporting body having a tubular shape and comprisin...
11/28/2006
7066410Common rail injector
The invention relates to a common rail injector for injecting fuel in a common rail injection system of an internal combustion engine, having an injector housing, which communicates with a central high-pressure reservoir and in which a nozzle needle is axially displ...
06/27/2006
7059541Fluid mixing block
A fluid mixing arrangement, referred to as a mixing block, for use in mixing two liquids like an acidic and a basic components of a cleaning solution, which is placed under pressure and sprayed through a conventional spray gun or nozzle at a reduced amount of pressu...
06/13/2006
7036756Anti-sputter fluid flow control apparatus for paint sprayers
A fluid spray apparatus with a controlled supply of pressurized fluid delivered through a network of tubes to a spray head having a plurality of stop flow valves and nozzles that will automatically shut off the flow of fluid out of the nozzles when the pressure of t...
05/02/2006
7021558Fuel injector having a cooled lower nozzle body
A fuel injector is provided with a lower nozzle body which is cooled with a small amount of metered fuel. In one embodiment, a blind passage is formed to extend from the upper portion to the lower end of the injector nozzle valve element. A transverse passage is for...
04/04/2006
6994234Electrically-operated dispensing module
Electrically-operated dispensing modules capable of dispensing small volumes of a viscous liquid at high operating frequencies and reproducibly among successive dispensed volumes of viscous liquid without the occurrence of stringing. The dispensing module may includ...
02/07/2006
6951602Electrodeposition bath with water-soluble polyvinyl alcohol (co) polymers
The invention relates to the use of a water-soluble polyvinyl alcohol (co)polymer or a mixture of polyvinyl alcohol (co)polymers as additives in aqueous electrodeposition baths, to electrodeposition baths comprising a polyvinyl alcohol (co)polymer, and to a method o...
10/04/2005
6935578Fuel injection valve
A fuel swirling means 15 for giving a swirling force at the upper stream of the valve sheet 7 to the fuel passing through the surrounding area of the valve body 13 and a nozzle 16 injecting a swirling fuel are provided. A fuel spray 47...
08/30/2005
6857585Fuel-injector valve
A fuel injector is described, particularly for fuel injector systems of internal combustion engines, including an actuator, a valve needle actuatable by the actuator for actuation of a valve-closure member, which together with a valve-seat surface forms a sealing se...
02/22/2005
6749131Spray apparatus
Spray apparatus comprising a spray carrier or liquid reservoir (1), a loop circuit, a first pump (2) for feeding spray liquid from the liquid reservoir (1) to the loop circuit (A, B, C, D), a spray chemical reservoir (5), chemical injecti...
06/15/2004
6619563Manifold block for flow control in coating applications
A manifold block for controlling the flow of liquids and useful in the application of paint to automotive vehicles and in other, similar, applications is provided. The manifold block houses at least one liquid inlet supply channel, at least one liquid out...
09/16/2003
6554206Apparatus and method for applying sprayed fluid to a moving web
Apparatus and method for spray coating of a horizontally moving web uses a spray-down unit that sprays downwardly onto the web and a spray-up unit that sprays upwardly onto the web. Each unit has adjustable cut-offs that control the length of the spray pa...
04/29/2003
6536683Spray apparatus with multiple pressurizable tank liquid supply system
A liquid spraying system having a spray head and a recirculating liquid supply system for directing pressurized supply liquid to the spray head with a portion of the liquid being directed from the spray head as a discharging spray and a portion of the sup...
03/25/2003
6488216Cleaning attachment for a spray gun
A cleaning attachment for a spray gun for effectively and efficiently cleaning a paint spray gun after use. The cleaning attachment for a spray gun includes a hose having a first end and a second end; and also includes a lid assembly including a lid havin...
12/03/2002
6322009Common nozzle for resist development
A combination nozzle for applying a developer material and a washing solution material at different time intervals to a photoresist material layer disposed on a wafer is provided. The combination nozzle includes a number of developer nozzle tips connected...
11/27/2001
6279603Fluid-cooled injector
An injector for delivery of a fluid into a stream of hot gas is disclosed. The injector has a valve body with an elongated chamber in fluid communication with an orifice. A valve seat surrounds the orifice. A valve plunger is disposed within the chamber, ...
08/28/2001
6182908Solenoid operated heated liquid spray device
A solenoid operated liquid spray device which includes a flow control module disposed within the solenoid coil of the device for controlling the direction of pressurized through the spray device. The flow control module includes separate inlet and outlet ...
02/06/2001
6092738Fuel nozzle configuration for a fluid-fuel burner, oil burner using the fuel nozzle configuration and method for regulating the fuel supply of a fluid-fuel burner
A fuel nozzle configuration for a fluid-fuel burner includes a main axis, a backflow region, a fuel nozzle and an inflow region disposed along the main axis between the fuel nozzle and the backflow region. A swirl flow of fuel can be generated in the infl...
07/25/2000
6053425Injector
An injector includes a nozzle body having a bore and defining a seating, and a fuel flow path along which fuel flows, in use, towards the seating. A needle is slidable through a range of movement within the bore, and engagable with the seating to control ...
04/25/2000
5695120Spray gun
A spray gun includes a body with a barrel portion having an inner chamber that extends therethrough from a front to a rear portion, and a grip portion. The grip portion includes a water inlet conduit and water outlet conduit disposed therein that each ext...
12/09/1997
5360139Liquified natural gas fueling facility
An automated fueling facility allows untrained persons to safely dispense homogenous phase liquid methane from a cryogenic storage tank into a motor vehicle. The fueling facility automatically maintains pressure on the liquid methane within a predetermine...
11/01/1994
5351887Pumping and spraying system for heavy materials
A pumping and spraying system for heavy filled viscous primary fluid material comprised of a pump for such materials that will pump the primary fluid without cavitation and a plural component spray gun that will spray the material on demand and automatica...
10/04/1994
5265804Electrically controlled fuel injector unit
An electrically controlled fuel injector unit for fuel injection in internal combustion engines, in which an injection pump, an injection nozzle, and between them a control valve and control magnet are fastened in a fuel injector unit housing. The control...
11/30/1993
5106659Method and apparatus for spraying a liquid coating containing supercritical fluid or liquified gas
A method and apparatus for spraying liquid coating material containing supercritical fluid or liquified gas as a diluent comprises a spray gun having internal passages which transmit the liquid coating material under high pressure from an inlet to a nozzl...
04/21/1992
5048756Fuel supply circuit for an electromagnetically operated fuel injection valve of an internal combustion engine
The valve comprises a casing and an injection nozzle fixed to this and provided with at least one fuel injection orifice and a shutter member movable under the action of an electromagnet and adapted to control the passage of fuel through the injection ori...
09/17/1991
5048754Conditioning system for water based can sealants
A conditioning system for water based can sealing compounds comprising a pressure regulation means, such as a gravity fed supply tank adjacent a double diaphragm pump, a filter and a lining nozzle, an exit line from the nozzle connected to an upstream pre...
09/17/1991
5005478Blanket wash system with sub-ambient pressure circulation
An enhanced system for cleaning a component, such as a blanket, of a printing press in one embodiment provides circulation of wash mixture around a path in such a way that pressure of fluid in the supply line can never exceed ambient pressure. This may be...
04/09/1991
4983109Spray head attachment for metering gear head
A spray head attachment adapted for use with a flow metering device such as a metering gear head is effective to discharge a plurality of spiral spray patterns of hot melt adhesive, in elongated strands or fibers, onto the backing sheet of a hygienic arti...
01/08/1991
4932593Fuel injector
A fuel injector for supplying liquid fuel to an air inlet manifold of a spark ignition engine has a fuel-inlet, an outlet defined in a tubular component mounted in a tubular part of the injector body, and at least one orifice formed in a valve seat member...
06/12/1990
4869429High pressure vortex injector
A high pressure vortex fuel injector comprising a hollow housing or body including a plurality of passages at least one of which is adapted to receive fuel through an inlet. The injector also includes a passage for guiding the piston into seating relation...
09/26/1989
4826082Fuel injection valve
An electromagnetically actuatable fuel injection valve which has an internal scavenging system for cleaning dirt particles from a magnetic field air gap. A portion of the fuel flowing in via an inflow line and an inflow opening reaches the vicinity of an ...
05/02/1989
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