Class / Patent application number | Description | Number of patent applications / Date published |
251368000 | Materials | 45 |
20080277616 | EROSION RESISTANT POWER GENERATION COMPONENTS - A power generation system valve stem comprising a nickel-based substrate and a WC-based coating thereon, wherein the WC based coating comprises WC particles in a matrix of Ni and/or Co wherein the average interfacial spacing between the WC particles is between 5 microns and about 20 microns on average. | 11-13-2008 |
20080315146 | FAUCET - A faucet includes a first valve plate comprising a base material and a strengthening layer provided above the base material. An amorphous diamond material is provided above the strengthening layer. The amorphous diamond material has a coefficient of friction that is lower than that of diamond-like carbon and has a hardness that is greater than that of diamond-like carbon. | 12-25-2008 |
20090014679 | Plastic aerosol valve and method of assembly, mounting and retention - A plastic aerosol valve with a plastic valve stem, plastic housing, plastic mounting cup, and plastic locking ring. The plastic valve is assembled into the mounting cup. The plastic housing is assembled into the plastic mounting cup by snap fittings. The plastic mounting cup has a peripheral portion that snap fits up into the plastic locking ring. The plastic locking ring has frangibly-connected upper and lower portions. The lower portion snap fits with the top of a plastic product bottle to mount the aerosol valve assembly on the bottle. The upper ring portion thereafter is telescoped downwardly over the lower ring portion to lock and retain the aerosol valve assembly on the pressurized bottle. The plastic mounting cup can be molded separately, or integrally with the plastic locking ring. A check valve may be contained in the valve stem. | 01-15-2009 |
20090078906 | Valve with Thin-Film Coating - A fuel system component is provided. The fuel system component may comprise a valve body having a substantially conical surface region including a first coating. The component may further include a valve seat having a first surface region with a substantially conical surface including a second coating. The coating of the valve seat is configured to engage at least a portion of the coating of the substantially conical surface region of the valve body. | 03-26-2009 |
20090078907 | COMPOSITE VALVE ASSEMBLY FOR AIRCRAFT ENVIRONMENTAL CONTROL SYSTEMS - A valve assembly is provided including an injection molded flow body having at least one inlet port, at least one outlet port, and a flow passage there between. The injection molded flow body is formed of a high performance engineering thermoplastic resin. A plurality of reinforcement fibers may be homogeneously suspended in the high performance engineering thermoplastic resin and provide increased strength and temperature capability for use in high temperature applications. | 03-26-2009 |
20090085000 | Electrocoated valve components and methods of manufacturing the same - A valve component may include a polyurethane coating electrocoated thereon. The polyurethane coating is a hard, smooth, and lubricious coating that facilitates low frictional engagement with one or more elastomeric seals. To make a valve component with such a coating, the valve component may be electrocoated in an emulsion comprising suspended polyurethane particles while being moved in a predetermined motion. | 04-02-2009 |
20090101861 | Valve - A valve for restricting and closing plastic tubing, comprising a base having a surface for holding a plastics tube, two side guides extending from the base, a top provided with a restriction member and means for raising and lowering the restriction member on to a seat. One of the side guides is pivotally connected to the base and connectable to the top. The top having a bifurcation to accept the guide, a seat being provided on the bifurcation to hold a head on the side guide. The valve can be placed round a plastics tube and the restriction member positioned to set the flow through the tube. To remove the valve from the tubing, depression of the top releases the head of the side guide from its seat opening the valve. | 04-23-2009 |
20090166575 | Control Valve With Profiled Packing Element - Control valve with profiled packing element for making bidirectional flow-through with asymmetric intensity possible in a flow area. The packing element ( | 07-02-2009 |
20090200506 | Valve for Liquid Containers - The present invention relates to a valve for liquid containers, which comprises a conduit for liquid passage having an inlet and an outlet, a closing member disposed in the conduit, which is movable between an open position and a closed position, and an actuator for driving the closing member. The conduit is made of a first chemically resistant thermoplastic material and the closing member is made of a second thermoplastic or thermosetting material. Particularly, all the surface of the closing member that faces the inlet in the closed position, is coated with a third thermoplastic material which is heat-sealed to said second material and has high chemical resistance. | 08-13-2009 |
20100032607 | Valve Gear - Provided is a valve gear in which corrosion due to a potential difference does not occur and which can reduce the corrosion occurrence even when loads due to microvibrations are given. The valve gear according to the present invention comprises a valve stem | 02-11-2010 |
20100044614 | EXHAUST GAS RECIRCULATION VALVE - A surface of a valve rod of an EGR valve is plated with chromium plating, and then the surface of the chrome plating is polished to the maximum height surface roughness of 1.0 μm to 3.2 μm. | 02-25-2010 |
20100072414 | MICROFLUIDIC VALVE SYSTEMS AND METHODS - The present disclosure provides a microfluidic valve with a liquid-film-core to open and close one or more dispensing orifices of an ejection nozzle of a microfluidic system, such as an inkjet printhead, to prevent nozzle-clogging. The microfluidic valve employs a non-volatile liquid to control ambient air exposure at a liquid-air interface. Particularly, the microfluidic valve utilizes a microfluidic driving mechanism, such as electrowetting principles or magnetic fields, to control movement of the non-volatile liquid in order to control the ambient air exposure at a liquid-air interface. The valve comprises a non-volatile liquid-film-core, a valve housing including a valve channel and a pair of aligned openings, and a valve control subsystem, whereas the liquid-film-core is movably confined within the valve channel, and the valve control subsystem controls movements of the liquid-film-core within the valve channel to Open and Close the aligned openings. | 03-25-2010 |
20100140529 | ARTICLE HAVING A PROTECTIVE COATING AND METHODS - An article comprising an article having a first surface and a second surface adapted to come into contact with the first surface and a first protective coating on at least a portion of the first surface. The first protective coating comprises a first coating layer. The first coating layer comprises a first component comprising boron, titanium or chromium and a second component comprising nitrogen or carbon. At least a portion of the first protective coating comes into contact with the second surface when the second surface comes into contact with the first surface. A method for reducing the wear and galling of a first surface of an article comprising applying a coating to the first surface of the article. | 06-10-2010 |
20100140530 | DISSIMILAR MATERIAL RETENTION - In accordance with various aspects of the present invention, methods and apparatuses for designing and configuring dissimilar material retention, specifically a valve plug assembly, are disclosed. The methods and apparatuses enable the application of a wider range of materials in a valve plug assembly than previous valve plug assemblies, and also increase the operational temperature range of the valve plug assembly. In an exemplary embodiment, a valve plug assembly comprises a plug head, a collet surrounding the plug head, a plug base adjacent to the collet, and a retainer surrounding the tapered outside surface of the collet and the plug base, where the plug head extends past the collet and the retainer. The valve plug assembly is configured to create an interference fit of the various components. | 06-10-2010 |
20100176330 | DISSIMILAR MATERIAL BONDING OF DRIVE SHAFT WITH FLOW CONTROL COMPONENT OF VALVE - A valve, in certain embodiments, includes a drive shaft configured to couple to a fluid control component and having an interlace material at the joint between the drive shaft and the fluid control component. A valve, in other embodiments, includes a fluid control component configured to receive a drive shaft and having an interlace material at the joint between the fluid control component and the drive shaft. A valve, in further embodiments, includes a drive shaft having a mechanical locking system and a fluid control component coupled to the drive shaft at a joint, wherein the spline aids in coupling the fluid control component to the drive shaft. | 07-15-2010 |
20100230628 | SELF-RETAINING PLASTIC SNAP PLUGS - A plug for closing off a bore of a hydraulic spool type valve is provided. The plug includes a polymeric body having a plurality of integral projecting studs which have a snap fit engagement with an inward radial protrusion of the bore within the hydraulic valve. | 09-16-2010 |
20100327211 | METHOD FOR THE PRODUCTION OF MICRO/NANOFLUIDIC DEVICES FOR FLOW CONTROL AND RESULTING DEVICE - The present invention refers to a procedure for the manufacture of micro-nanofluidic devices for flow control such as microvalves, micropumps and flow regulators, using a photodefinable polymer and an elastomer as structural materials and to the micro-nanofluidic devices for flow control obtained by said procedure. | 12-30-2010 |
20110049410 | LIGHTWEIGHT TITANIUM ALUMINIDE VALVES AND METHODS FOR THE MANUFACTURE THEREOF - Embodiments of a lightweight, high temperature airborne valve are provided. In one embodiment, the airborne vale includes a valve element and a flowbody. The flowbody is formed at least partially from a titanium aluminide alloy and has a flow passage therethrough in which the valve element is movably mounted. Embodiments of a method for producing such a lightweight, high temperature airborne valve are also provided. In one embodiment, the method includes the steps of forming a lightweight flowbody at least partially from a titanium aluminide alloy, hot isostatically pressing the lightweight flowbody, and machining the lightweight flowbody to desired dimensions. | 03-03-2011 |
20110057141 | POPPET VALVE FOR CABIN PRESSURE CONTROL SYSTEMS - A valve for use in a cabin pressure control system includes a valve body and a poppet. The valve body includes an inlet, an outlet, and a fluid flow passage therebetween. The poppet is disposed in the valve body. The poppet is moveable between at least a closed position, in which the poppet at least substantially restricts fluid from flowing through the fluid flow passage, and an open position, in which fluid is allowed to flow through the fluid flow passage. The valve body, the poppet, or both, have a fluorocarbon coating. | 03-10-2011 |
20110127460 | FLUID CONTROL DEVICE - A fluid control valve having a valve trim formed from a geo-polymer-based material so that it is capable of withstanding rapid and extreme thermal shock which can cause damage due to differential expansion of metal components. This invention uses geo-polymer-based materials which will resist damage and can be produced at lower cost with lower embodied energy than the prior art. | 06-02-2011 |
20110147637 | ACTUATOR PUMP SYSTEM - An actuator housing unit for a system of layered surfaces, comprising an activated primary surface having a physical shape capable of change when activated by an electrical, chemical, or light stimulus, to expand and exert force or pressure or contract and remove force or pressure, upon activation or deactivation, to move or keep matter within the housing by direct or indirect contact. | 06-23-2011 |
20110186769 | METALLIC COMPOSITE COMPONENT, IN PARTICULAR FOR AN ELECTROMAGNETIC VALVE - A composite component includes at least two sections having different magnetization, the at least two sections in the integrally formed component lying directly next to each other. The base material of the composite component is a semi-austenitic steel. A first section has a higher saturation polarization J | 08-04-2011 |
20110226980 | VALVES HAVING CERAMIC TRIM WITH PROTECTED SHUT-OFF SURFACES - Valve trim apparatus having ceramic trim with protected shut-off surfaces are described. An example valve trim apparatus includes a valve seat composed of a non-ceramic material and having a sleeve insert composed of a ceramic material. A closure member has a primary flow control member and a secondary flow control member. The secondary flow control member is composed of the ceramic material and fitted within a cavity of the closure member. The primary flow control member sealingly engages the non-ceramic material of the valve seat and the secondary flow control member moves within an aperture of the sleeve insert to modulate a fluid flow through the valve seat as the primary flow control member disengages from the non-ceramic material of the valve seat. | 09-22-2011 |
20110260092 | FLOW CONTROL DEVICE - A flow control device ( | 10-27-2011 |
20110284792 | STEEL-BASE SINTERING ALLOY HAVING HIGH WEAR-RESISTANCE FOR VALVE SEAT OF ENGINE AND MANUFACTURING METHOD THEREOF, AND VALVE SEAT OF ENGINE - The present invention features a steel-base sintering alloy having a high wear-resistance for a valve seat of an engine. In preferred embodiments, the steel-base sintering alloy may include a chief element of Ferrum (Fe); and a powder-alloy which are composed of Carbon (C) of 0.6˜1.2 wt %, Nickel (Ni) of 1.0˜3.0 wt %, Cobalt (Co) of 15.0˜25.0 wt %, Chrome (Cr) of 3.0˜9.0 wt %, Molybdenum (Mo) of 8.0˜15.0 wt %, Tungsten (W) of 1.0˜4.0 wt %, Manganese (Mn) of 0.5˜2.0 wt %, and Calcium (Ca) of 0.1˜0.5 wt %. | 11-24-2011 |
20120037834 | Method and apparatus for venting gas from liquid-conveying conduit - A valve-venting method increases the durability of flow restrictors within gas venting valves used on large diameter water and sewer pipelines such that transient high pressure conditions that can cause rapid adiabatic heating of the discharging gases are prevented from causing flow erosion and debris wear induced by the high velocities and thermal softening of the valve components. The method utilizes wear resistant orifice inserts that are more conductive than the valve component to better distribute the heat, and dynamic surge control geometry to slow the heat flow and provide progressive water-hammering control during high pressure events. | 02-16-2012 |
20120126162 | STEAM TURBINE VALVE - A steam turbine valve has a valve seat, a valve rod or a valve body in which a 3 to 5 mm thick stellite sheet is welded to ferrite cast steel by friction-stir welding, and it is preferable that a stellite layer made of the stellite sheet welded by friction-stir welding is equiaxial crystal and cast structure is not included, that an inclusion of iron into the stellite layer up to 2 mm thick from the surface of the stellite layer in the direction of ferrite cast steel is 3% or less by weight, and that a dilution layer formed between the stellite layer and the ferrite cast steel is 1 to 2 mm thick. | 05-24-2012 |
20120145940 | VALVE FOR ELECTRONIC ENCLOSURE - A one-way fill valve for use in electronic enclosures is disclosed. The one-way fill valve allows an inert gas to be added to an electronic enclosure without contamination and without excessive leakage. A scrim layer is provided between a breathable layer and a sealing element to protect the breathable layer from possible rupture and allow for greater air flow across the breathable layer. | 06-14-2012 |
20120286188 | HIGH TEMPERATURE STEAM VALVE - A steam valve is provided including a chest, a lock, a spindle, and a strainer. Each of these components is made of specific Ni alloys combinations that enable the valve to operate at temperatures above 650° C. with a good service life. | 11-15-2012 |
20120305825 | ENGINE VALVE FOR AUTOMOBILE MADE OF TITANIUM ALLOY EXCELLENT IN HEAT RESISTANCE - The present invention provides an engine valve for an automobile made of titanium alloy which is excellent in heat resistance, which engine valve for an automobile made of titanium alloy comprises, by mass %, Al: 5.5% to less than 6.5%, Sn: 1.5% to less than 5.0%, Zr: 4.6% to less than 6.0%, Mo: 0.3% to less than 0.5%, Si: 0.35% to less than 0.60%, O: 0.05% to less than 0.14%, Fe+Ni+Cr: 0.01% to less than 0.07%, and a balance of titanium and unavoidable impurities. By being provided with such ingredients, the valve is excellent in room temperature ductility and impact resistance after high temperature exposure in addition to creep resistance and high temperature fatigue strength exceeding a conventional engine valve and can withstand use at a higher temperature and longer time than in the past. | 12-06-2012 |
20130020522 | HIGH TEMPERATURE COATING RESISTANT TO DAMAGE FROM DECOMPRESSION - A coating for use in protecting surfaces susceptible to environmental degradation. The coating may be applied to metallic surfaces for providing a barrier against elements and/or ambient conditions that would otherwise degrade the surface material. The coating includes multiple layers, where a thermoplastic polymer is included, wholly or partly, within one or more of the layers. Example applications of the coating are for protecting valve seat seals and valve stem seals of a valve assembly used in conjunction with handling of fluids produced from a subterranean formation. | 01-24-2013 |
20130119291 | DISSIMILAR MATERIAL BONDING OF DRIVE SHAFT WITH FLOW CONTROL COMPONENT OF VALVE - A valve, in certain embodiments, includes a drive shaft configured to couple to a fluid control component and having an interlace material at the joint between the drive shaft and the fluid control component. A valve, in other embodiments, includes a fluid control component configured to receive a drive shaft and having an interlace material at the joint between the fluid control component and the drive shaft. A valve, in further embodiments, includes a drive shaft having a mechanical locking system and a fluid control component coupled to the drive shaft at a joint, wherein the spline aids in coupling the fluid control component to the drive shaft. | 05-16-2013 |
20130126773 | COATING METHODS AND COATED ARTICLES - One aspect of the present invention includes a method. The method includes combusting a fuel and an oxidant in a combustion chamber of a thermal spray gun to form a combustion stream. The method further includes injecting a liquid and a feedstock material into the combustion stream in the combustion chamber to form an entrained feedstock stream, wherein the feedstock material includes a plurality of cermet particles having a median particle size of less than about 5 microns. The method further includes directing the entrained feedstock stream on a surface of a substrate to form a coating, wherein a temperature of the plurality of cermet particles in the entrained feedstock stream is less than a melting temperature of the plurality of cermet particles. Coated articles are also presented. | 05-23-2013 |
20130140480 | FLUID CONTROL VALVE - A fluid control valve includes: a resin valve main body including inlet and outlet ports in opposite side surfaces, a valve chamber communicating between the inlet and outlet ports and opening at the upper surface center of the main body, and a valve seat provided in an inner wall of the chamber; a valve element movable into or out of contact with the valve seat; and a valve upper body including a drive part to drive the valve element. An inflow passage is formed like an L shape extending through the inner wall to communicate between the inlet port and the chamber via the valve seat. The inner wall is cylindrical having a thick-wall portion to have a wall thickness thicker on the inlet port side than on the outlet port side. The valve main body is provided, at a center of a lower surface, with a resin injected part. | 06-06-2013 |
20130187075 | DIELECTRIC UNION VALVE FOR LIQUID PROPANE - A system for delivering propane from an outdoor liquid propane storage tank to a building structure is provided having a first pressure regulator mountable to an outdoor liquid propane storage tank, a metallic fuel line extending from the storage tank to the building structure, a second pressure regulator mountable to the building structure, and a union valve. The union valve mounted adjacent the second pressure regulator in the fluid flow path between the fuel line second end and the second regulator inlet, and having an ON and OFF position to enable the propane to be quickly turned off. The union valve including an integral dielectric member isolating the fuel line from the second fuel pressure regulator inlet, to provide a dielectric break between the building and the fuel line, without using a separate non electrically conductive fuel line section. | 07-25-2013 |
20130284965 | UNIDIRECTIONAL CERAMIC CONTROL VALVE STRUCTURE - A unidirectional ceramic control valve includes a valve shell, a shaft, a ring unit, an upper ceramic piece, a lower ceramic piece, a valve base and at least one anti-leak ring. Lower section of the valve shell has two hook holes, and two notches are formed therebelow. A receiving trough is formed at an inner portion of lower section of the shaft to provide a space for the ring unit and the upper ceramic piece. The ring unit is a ring-shaped body with low friction coefficient, and when the ring unit is disposed between the shaft and upper ceramic piece, it prevents the shaft from directly contacting the upper ceramic piece to generate wear. The upper ceramic piece has two symmetric water holes, while the lower ceramic piece has two symmetric circulating holes. A first protruding unit and a second protruding unit are correspondingly formed at the valve base. | 10-31-2013 |
20130341552 | AEROSOL DISPENSER VALVE - An improved valve member, aerosol dispenser valve containing the valve member, aerosol container for dispensing moisture curable foams, and moisture curable foam and dispenser, in which the valve member is made of a glass filled polyolefin. The polyolefin is preferably a polyethylene. The glass content is between about 2% and about 40%, more preferably between about 10% and about 30%; and most preferably between about 15% and about 25%. | 12-26-2013 |
20140166920 | AEROSOL DISPENSER VALVE - An improved valve member, aerosol dispenser valve containing the valve member, aerosol container for dispensing moisture curable foams, and moisture curable foam and dispenser, in which the valve member is made of a glass filled polyolefin. The polyolefin is preferably a polyethylene. The glass content is between about 2% and about 40%, more preferably between about 10% and about 30%; and most preferably between about 15% and about 25%. | 06-19-2014 |
20140361208 | VALVE APPARATUS AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, a cladding portion is integrally formed on a sliding-contact surface of a valve rod or a valve body, which serves as a movable member, wherein the cladding portion is formed by inducing a pulsed discharge between an electrode which is formed of a molded body consisting mainly of a metal and a treatment target portion of the valve rod or the valve body, so as to weld and deposit a material of the electrode on a surface of the treatment target portion. A surface layer is integrally formed on a sliding-contact surface of a bushing or a sleeve, which serves as a stationary member, wherein the surface layer is formed by forming a first coating film by surface-hardening heat treatment using a metallic cementation. | 12-11-2014 |
20150041700 | FLOW SWITCH ASSEMBLY FEATURING TWO-PART BASE ASSEMBLY WITH NON-METALLIC UPPER PART AND METALLIC LOWER PART - A low water cut-off switch assembly features a two-part base assembly having a lower base part and an upper base part. The lower base part is made from a metallic material, configured to be adapted on piping having a fluid flow, and also configured with a central orifice to receive a paddle arm that pivots on an axis in response to the fluid flow in the piping. The upper base part is made from a non-metallic material, configured with a corresponding central orifice to receive the paddle arm, and configured with a channel to receive a pivot arm to mount and allow the paddle arm to pivot on the axis in order to actuate an ON/OFF switch in response to the fluid flow. The non-metallic material of the upper base part has a substantially lower coefficient of heat transfer than the metallic material of the lower base part, so as to substantially reduce condensation build-up in the low water cut-off switch, e.g., especially when the low water cut-off switch is used in applications exposed to temperatures below freezing, including chiller applications. | 02-12-2015 |
20150115192 | WASTE GATE VALVE - A waste gate valve which is installed on a turbocharger to selectively discharge a part of exhaust gas while allowing the part of the exhaust gas to bypass the turbocharger, may include a layer which is formed between a valve seat and a valve body that comes into contact with the valve seat. | 04-30-2015 |
20150137022 | VALVE MAIN UNIT AND METHOD OF MANUFACTURING THE SAME - A valve main unit, in which a high pressure valve is to be provided, includes a channel for hydrogen gas. An internal surface of the channel is constituted by an oxidation layer formed by performing anodizing on an aluminum-based alloy. The oxidation layer of the channel is formed by performing the anodizing under a condition in which the oxidation layer with a thickness of | 05-21-2015 |
20160084396 | Metal Reinforced Seal Plate for Pilot Actuated Spool Valve - Upper and/or lower seal plates of a sub plate mounted, pilot actuated spool valve are reinforced with one or more metal rings. In a number of preferred embodiments, the metal ring is comprised of steel. Portions of the seal plates may comprise an engineering thermoplastic such as polyoxymethylene (POM) sold by E. I. DuPont de Nemours under the DELRIN® trademark. The plastic material may be molded to the metal ring. In other embodiments, the plastic material and metal ring(s) are mechanically connected together. | 03-24-2016 |
20160375494 | METHOD FOR PRODUCING A VALVE SEAT RING - A valve seat ring and a method for producing the same may include a first material and a second material. The first material may be composed of approximately 15 to 30% by weight of Mo, approximately 5 to 30% by weight of chromium, approximately 0 to 5% by weight of Si, approximately 0 to 2% by weight of C, and up to 5% by weight of other elements and a portion of Co. The second material may be composed of approximately 10 to 12% by weight of Cr, approximately 0.5 to 0.8% by weight of Mn, approximately 0.5 to 1% by weight of Si, approximately 0.5 to 0.9% by weight of C, up to approximately 3% by weight of other elements and a reminder of Fe. | 12-29-2016 |
20190143415 | VALVE SEAT RING | 05-16-2019 |