Class 239/410 - Fluid pressure operated valve (mixed or unmixed)

Subclass of Class 239 - Fluid sprinkling, spraying, and diffusing
Definition: Apparatus in which the flow controlling means is sensitive
No. of patents: 38
Last issue date: 08/23/2011

Number	Title	Issue Date
8002203	Fire fighting nozzle and method including pressure regulation, chemical and eduction features A fire fighting nozzle for extinguishing industrial scale fires including improved automatic pressure regulating features, enhanced educting features including central and peripheral channeling for foam concentrate, and combining with a capacity to throw dry chemica...	08/23/2011
7338557	Nozzle for use in coating a stent A nozzle for use in a coating apparatus for the application of a coating substance to a stent is provided. ...	03/04/2008
7267288	Polyurethane in intimate contact with fibrous material A sprayable polymeric material and a process for preparing the material which contains a fibrous material, dispersed throughout the polymeric material. A restriction free spray nozzle is provided for mixing and spraying the polymeric material having a fibrous materi...	09/11/2007
7232080	Nozzle for a spray device A nozzle for a spray device comprising a mixing chamber (3) for a first fluid and a second fluid, said mixing chamber (3) having an exit orifice (24), an inlet feed (8) from an inner tubular passage (4) suitable for carrying the fi...	06/19/2007
7191959	Domestic spray device A domestic spray device comprising a liquid reservoir (1), a continuous feed gas pump (3) with a control means (5) for activation thereof, and a means of transferring liquid (2) from the liquid reservoir (1) to a nozzle unit (12...	03/20/2007
7143964	Fuel injection valve for internal combustion engines A fuel injection valve for internal combustion engines includes a valve body (1) in which a bore (5) is defined in one end, in which a first row of injection openings (20) and a second row of injection openings (22) are formed. In the bor...	12/05/2006
7140560	Nozzle assembly with fuel tube deflector A deflector at the downstream end of a fuel tube deflects incoming fuel into an annular fuel channel in a fuel swirler of an injector. The deflector prevents direct impact of the cooler fuel on the exposed walls of the swirler body. The deflector can be formed by a ...	11/28/2006
7100366	Device for the post-treatment of exhaust gases of an internal combustion engine An apparatus for posttreatment of exhaust gases of an internal combustion engine, using a reducing agent to be introduced into the exhaust gases, in particular a urea or a urea-and-water solution, having an improved mixing chamber into which stored reducing agent, v...	09/05/2006
6976641	Optical elements and methods for making thereof Optical elements are made using micro-jet printing methods to precisely control the type, position and amount of polymer deposited onto a substrate. In preferred embodiments, the proportions of two or more different polymer compositions are varied over the course of...	12/20/2005
6936138	Apparatus 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...	08/30/2005
6918377	Inward-opening variable fuel injection nozzle A fuel injection nozzle is proposed, in which an inner nozzle needle and an outer nozzle needle can be actuated independently of one another. Upon opening of the outer nozzle needle, a stream of fuel is injected into the combustion chamber in the direction of the lo...	07/19/2005
6336598	Gaseous and liquid fuel injector with a two way hydraulic fluid control valve A hydraulically actuated dual fuel injector separately injects two fuels into a combustion chamber of an internal combustion engine. In particular, the two fuels may be controlled quantities of a first liquid fuel and a second gaseous fuel that are used t...	01/08/2002
6230982	Fluid dispersing valve A valve for dispersing a fluidic substance into a carrier fluid is disclosed. The valve is constructed from few moving parts and is particularly well adapted to distribute fluidic substances with little or no solubility in the flowing liquid into the carr...	05/15/2001
6065691	Fuel injection piston engines A fuel injection, spark ignition, piston type internal combustion piston engine 1 with a fuel sprayer 2 comprising a hollow casing 3. A liquid fuel injector 4 is disposed within the upper end 5a of the hollow interior 5 of the casing 3, and comprises mean...	05/23/2000
6059880	Coating apparatus A coating apparatus according to the invention comprises a spin chuck for holding a substrate, resist solution tanks which contain a primary resist solution, a thinner tank which contains thinner, a confluence valve communicating with the thinner tank and...	05/09/2000
5407267	Method and apparatus for forming and dispensing coating material containing multiple components A method and apparatus for combining multiple components to form a coating material formulation in which one of the components is a resin, another component is a supercritical fluid employed as a fluid diluent, and, preferably, the third component is a ca...	04/18/1995
5265415	Liquid fuel injection elements for rocket engines Thrust chambers for liquid propellant rocket engines include three principal components. One of these components is an injector which contains a plurality of injection elements to meter the flow of propellants at a predetermined rate, and fuel to oxidizer...	11/30/1993
5199398	Fuel injection valve arrangement Improved fuel injection valve arrangement for so called dual fuel engines operated using two types of fuel, comprising a valve housing (2), which includes at least one nozzle orifice (5) opening into a combustion chamber of a cylinder in a combustion engi...	04/06/1993
5174504	Airblast fuel injector An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characteristics of the injector tip. The injector tip includes a fuel receiving ch...	12/29/1992
5146904	Internal combustion engine fuel supply system An internal combustion engine comprising structure defining a combustion chamber, structure defining a fuel/air chamber adapted to communicate with a source of air under pressure, structure defining an air chamber, structure for opening the fuel/air chamb...	09/15/1992
5102054	Airblast fuel injector with tubular metering valve An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characteristics of the injector tip. The injector tip includes a fuel receiving ch...	04/07/1992
5024385	Internal combustion engine fuel supply system A fuel supply apparatus comprising a housing having therein a passageway including a valve seat adapted to communicate with a combustion chamber, and a bore adapted to communicate with a source of fuel under pressure, a valve member including a valve surf...	06/18/1991
5014918	Airblast fuel injector An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characteristics of the injector tip. The injector tip includes a fuel receiving ch...	05/14/1991
4962889	Airblast fuel injection with adjustable valve cracking pressure An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characterisitics of the injector tip. The injector tip includes a fuel receiving c...	10/16/1990
4938417	Airblast fuel injector with tubular metering valve An airblast fuel injector tip is provided for reducing fuel vaporization problems as a result of high fuel temperatures without adversely affecting the airblast operational characteristics of the injector tip. The injector tip includes a fuel receiving ch...	07/03/1990
4899937	Convertible spray nozzle A spray nozzle in which a nozzle body is formed with an elongated chamber having an air inlet port communicating with the side of the chamber, a liquid inlet port communicating with one end of the chamber, and a nozzle tip communicating with the opposite ...	02/13/1990
4856713	Dual-fuel injector A dual-fuel injector is provided which allows precisely controlled injection of liquid and slurry fuels into an engine or the like, which prevents separation of solid material from the liquid carrier in the slurry fuel, and which prevents abrasion of sele...	08/15/1989
4768718	Nozzle with internal valve for applying viscous fluid material A nozzle for applying a quasi-random splatter pattern of viscous fluid material. The nozzle includes an axially inward gas flow path and an axially outward material flow path. The material flow paths are partially defined by an array of material flow pass...	09/06/1988
4754922	Airblast fuel injector tip with integral cantilever spring fuel metering valve and method for reducing vapor lock from high temperature The airblast fuel injector capable of accommodating high fuel temperature at the injector tip without deleterious fuel vaporization problems and resultant combustion instability in a gas turbine engine includes an annular spring valve mounted on an annula...	07/05/1988
4714198	Dual fuel single injector nozzle An injector nozzle is provided which provides a pilot charge of fuel followed by a charge of coal/water slurry. The injector nozzle has a valve which is moved by coal/water slurry pressure to introduce pilot fuel followed by coal/water slurry. After the c...	12/22/1987
4569484	Air blast type coal slurry fuel injector A device to atomize and inject a coal slurry in the combustion chamber of an internal combustion engine, and which eliminates the use of a conventional fuel injection pump/nozzle. The injector involves the use of compressed air to atomize and inject the c...	02/11/1986
4566634	Injection device for a diesel engine The injection device has a nozzle body (10) with a movable valve needle (. At the front end of the nozzle body (10) there is the discharge nozzle (11). The front end of the nozzle body (10) is surrounded by an ejector attachment (17) which has a suction ...	01/28/1986
4465052	Metering device for gaseous propellant The invention relates to a metering device for gaseous propellant for internal combustion engines. The invention resides in the device comprising a slit means (40) through which the gas flows, and a means (45, 47, 49 or 45, 47, 68, respectively) for cover...	08/14/1984
4412568	Fill valve A fill valve, or aspirator, which is adapted to be connected to a superatmospheric pressure source, such as helium, and which is capable of intermixing at least two fluids in intimate fashion, wherein in one embodiment, actuation of a slide-like member al...	11/01/1983
4284043	Method for operating an air-compressing auto-igniting internal combustion engine and injection valve suitable therefor A method and apparatus for operating an air-compressing internal combustion engine with auto-ignition in which the fuel quantity to be injected is supplied initially in at least one pre-injection jet and thereafter in at least one main injection jet; the ...	08/18/1981
4266727	Double-needle injection-valve An injection valve arrangement for a high-pressure injection of liquid fuel into a working chamber of an internal combustion engine with the arrangement including at least one valve needle which is urged by a spring force in a closing direction so that a ...	05/12/1981
3977608	Atomizing system and atomizing nozzle assembly An atomizing system including an improved nozzle assembly in which one or more fluids are mixed and dispersed as droplets from a conical bore controlled by means for adjusting the size of a dispersal orifice in conjunction with means for automatically ope...	08/31/1976

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Class 239/410 - Fluid pressure operated valve (mixed or unmixed)