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US20120018661 |
WATER-SAVING VALVE ASSEMBLY
A water-saving valve assembly has a base, a control valve device and a buffer device. The control valve device is mounted in the base. The water-saving valve assembly is mounted on an exit of a...
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US20130092080 |
Valve Assemblies Including Valve Seat Assemblies
A valve seat assembly includes a gasket retainer comprising an outer wall, an inner wall, an upper face extending between the outer and inner walls, and a lower face extending between the outer and...
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US20130032746 |
GASKET STRUCTURE FOR FLOOR DRAIN VALVES
An improved gasket for floor drain valve for buildings, basements, exterior paved areas, and the like. The invention provides a gasket positioned around the outside of check valves providing...
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US20110303865 |
CLADDING ALLOY POWDER, ALLOY-CLAD MEMBER, AND ENGINE VALVE
A cladding alloy powder consisting of: 0.7 to 1.0 mass % C; 30 to 40 mass % Mo; 20 to 30 mass % Ni; 10 to 15 mass % Cr; and a balance including Co and unavoidable impurities, or consisting of: 0.2...
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US20080230735 |
Control valve body
A control valve body includes a valve seat containing multiple metal pipes and valve chamber; both ends of each pipe being respectively disposed with a water inlet and a water outlet to connect...
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US20110162612 |
IRON-CHROMIUM ALLOY WITH IMPROVED COMPRESSIVE YIELD STRENGTH AND METHOD OF MAKING AND USE THEREOF
A chromium-iron alloy comprises in weight %, 1 to 3% C, 1 to 3% Si, up to 3% Ni, 25 to 35% Cr, 1.5 to 3% Mo, up to 2% W, 2.0 to 4.0% Nb, up to 3.0% V, up to 3.0% Ta, up to 1.2% B, up to 1% Mn and...
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US20110233446 |
Microfluidic Purge Valve
A microfluidic purge valve in a microfluidics system includes a notch defined in the valve seat of a microfluidic valve. The notch is sized so that gas entrained within a liquid pumped through the...
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US20110290325 |
FIRE HYDRANT CONTROL VALVE
A valve control device includes an operating stem, a valve top plate, a valve seat rubber, a valve bottom plate, and a valve seat ring. The valve top plate has a conical base with at least three...
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US20090250647 |
Piercing Valve Stem Assembly and System
A simplified piercing valve stem assembly system and apparatus which includes a valve stem component to which a piercing point has been securely affixed, and an easily manufactured stub-out with a...
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US20120319026 |
VALVE SEAT
In a valve seat made of an iron-based, composite sintered alloy having hard particles and a solid lubricant dispersed therein to have high wear resistance and good machinability, which is usable in...
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US20120132842 |
Metal Seat Seal With Flexible Sealing Edge
A gate valve seat has structure formed on it to provide a sealing edge or lip which flexes when loaded. The lip forms a dual seal against portions of the gate valve body when the seat is placed...
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US20120043490 |
PRE-OXIDATION OF ENGINE VALVES AND SEAT INSERTS FOR IMPROVED LIFE
A valve seat insert operable with a valve to selectively open and close a passage to a cylinder in an internal combustion engine. The valve seat insert includes a cobalt alloy base including at...
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US20110297255 |
HYDRAULIC TORRENT CONTROL VALVE
A hydraulic control valve actuated by a diaphragm's integral spring whose thicker part acts with greater force to close the diaphragm and plug unit of the valve and whose thinner part may complete...
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US20080217573 |
POPPET CARTRIDGE WITH TWO-PIECE POPPET AND PISTON COUPLED BY A FLOATING COUPLER
In an example embodiment, there is described herein a two-piece poppet and piston assembly coupled by a floating coupler for use with a poppet cartridge assembly. The two-piece poppet assembly and...
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US20100314571 |
Unitary Flapper Base and Method of Manufacture
A flapper base provides a flapper base body with a hinge portion unitarily formed thereupon and a flapper seat surface formed within the flowbore of the body. The flapper base may be formed from a...
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US20110215272 |
EXHAUST VALVE STRUCTURE
An exhaust valve structure includes: an inner cylindrical portion that forms an introducing passage of exhaust gas and that has a stay member; a valve element that closes or opens the introducing...
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US20110278490 |
VALVES HAVING HIGH WEAR-RESISTANCE AND HIGH CORROSION-RESISTANCE
The invention provides a valve which suppresses a continuous corrosion of a chemical compound phase such as an eutectic carbide or the like in a valve seat, and improves a corrosion resistance, an...
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US20120286184 |
FLAT GASKET
A flat gasket for a valve has a substantially plate-like base body, which corresponds substantially to the contour of a valve housing to be connected thereto and which is provided with at least one...
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US20110226977 |
FLUSH VALVE
A flush valve has a valve body having an inlet and an outlet, and a piston disposed in the valve body between the inlet and said outlet to regulate flow through the valve body. The piston has a...
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US20090250525 |
THERMOSTAT VALVE
A thermostatic valve comprising a valve head and a flat, annular, elastomeric sealing element at the valve head, a valve spring mechanically biasing the valve member against a valve seat and a...
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US20100065125 |
VALVE SEAT ASSEMBLY, DOWNHOLE TOOL AND METHODS
A valve assembly (10), a seal assembly, an indexing arrangement, a downhole/circulation tool (12) incorporating a valve seat assembly, methods of controlling fluid flow and fluid circulation are...
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US20110057139 |
THREADED SEAT FITTING FOR BACK SEAT VALVES
A back seating service valve for air conditioning systems is provided wherein the valve includes an insert fitting having a valve seat. The insert fitting is attached to the valve body using a...
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US20090014678 |
Elastomeric Sealing Element for Gas Compressor Valve
This invention relates to the use of elastomers with the sealing element of reciprocating gas compressor valves to increase the reliability of the gas tight seal within the reciprocating gas...
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US20100090149 |
POPPET VALVE ASSEMBLY, SYSTEM, AND APPARATUS FOR USE IN HIGH SPEED COMPRESSOR APPLICATIONS
A poppet valve assembly for a high-speed compressor, the poppet valve assembly including a cage that includes a plurality of counter bores disposed therein. The poppet valve assembly further...
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US20090302253 |
CYROGENIC VALVE
A cryogenic valve includes a main body which has an opening, a bonnet which is coupled to the main body, a disc which opens or closes the opening, a stem which is placed through the bonnet, and a...
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US20130048900 |
HYDRAULIC SEAL ASSEMBLY FOR A THERMOPLASTIC MATERIAL DISPENSING VALVE ASSEMBLY
A seal assembly, for use within a hot melt adhesive or other thermoplastic material dispensing valve assembly, comprises a sealing cartridge comprising a first primary seal, a secondary seal, and a...
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US20080001115 |
Nickel-rich wear resistant alloy and method of making and use thereof
A nickel-rich wear resistant alloy comprises in weight % 0.5 to 2.5% C, 0.5 to 2% Si, up to 1% Mn, 20 to 30% Cr, S to 15% Mo, 5 to 15% W, 15 to 30% Fe, balance Ni. The alloy can include further...
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US20120025123 |
High Capacity Air Admittance Valve for Sanitary Waste Pipe System
The valve is designed to be connected to a sanitary waste pipe system for admitting atomospheric air into the waste pipe towards the valve function elements in response to a pressure reduction in...
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US20090256101 |
Valve Assembly
The present invention is directed to a pressure-responsive valve assembly which functions in the nature of a check valve to control fluid flow across the assembly. The assembly includes a valve...
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US20130068325 |
VALVE, LAYER STRUCTURE COMPRISING A FIRST AND A SECOND VALVE, MICROPUMP AND METHOD OF PRODUCING A VALVE
A valve, including a valve opening and a valve plate arranged to seal the valve opening in a closed state by means of compressing a sealing structure is provided, wherein the sealing structure...
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US20080258097 |
TWO-PIECE TRIM FOR USE WITH FLUID REGULATORS
Two-piece trim apparatus for use with fluid regulators are described. In one described example, a fluid regulator has a regulator body and a first seat ring to provide a first flow characteristic...
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US20110155110 |
VALVE BODY ASSEMBLY
The invention concerns an assembly of a valve body (A) and a seal (11). The valve body (A) includes a gas flow passage (4) and a valve shutter (6) mobile between an open position and a closed...
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US20110012046 |
SEAL ASSEMBLIES FOR USE WITH FLUID VALVES
Seal assemblies for use with fluid valves are described. An example valve trim assembly for use with fluid valves includes a cage and a seal assembly to be positioned in at least one of the cage, a...
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US20130068486 |
Fire Suppression Valve Improvements
Disclosed is a fire suppression system, a valve for the system, and a movable valve member for the valve. The system includes a reservoir for a fire suppressant material. The reservoir has an...
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US20110297868 |
STEAM VALVE
It is intended to provide a steam valve, which can reduce vibrations of each part of the steam valve, can suppress pressure loss and can cut off the steam rapidly. The steam valve 1 changes an area...
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US20070243089 |
Check Valve for Displacement-Type Pump
The present invention provides a check valve for a displacement-type pump, in which fluid pressure loss is reduced and which increases pump efficiency. The check valves are arranged in direction...
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US20080302824 |
Metering Valve Comprising a Fixed Inner Conduit and a Mobile Outer Sleeve
The invention concerns a valve (1) for measuring a liquid or powdery product, comprising a fixed conduit (5) for supplying the product; a closure (13) mounted at a lower end (11) of the conduit...
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US20120145935 |
Valve Cartridge for a Magnet Valve, and a Corresponding Magnet Valve
A valve cartridge for a magnet valve includes a capsule, a valve core, a valve body, a lower valve part and a flat filter. The valve core has a first end and a second end. The first end is inserted...
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US20100006792 |
STEAM VALVE
A steam valve is provided with a valve body, a valve seat, and a valve rod provided for the valve body. The valve body has a bottom portion to which a recessed portion is formed, and the recessed...
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US20130015388 |
VALVE FOR INTEGRATING INTO A SANITARY APPLIANCE
A valve (9) for integrating into a sanitary appliance e.g. a urinal (1), including two lug-type elements (21) that are arranged parallel to each other on the lower end of a funnel-shaped inflow...
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US20100219365 |
FASTENING SYSTEM FOR DRAINAGE VALVES
The drainage valves have the purpose of removing the water accumulated in the lower part of fuel tanks of an aircraft, said valves being affix in correspondence with a lower skin forming part of...
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US20120149292 |
DAMPER MECHANISM
A damper mechanism comprising a single piece damper blade and a damper seal. The damper blade having a tie-down tab pair, with the tie-down tab pair positioned along a periphery edge of the damper...
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US20080224078 |
Modular Fittings and Assemblies for Fluid Switching
A modular fitting for use with a commercially-available fluid or pneumatic switch, such as solenoid valves. The modular fittings disclosed can be aggregated to form a resulting modular fitting...
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US20100133301 |
VALVE AND DISPENSER COMPRISING SAME
A valve having a sleeve comprising a sleeve wall including an inner surface; and a plug positioned within the sleeve, the plug comprising at least one portion that is elastically deformable. The...
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US20120074345 |
VALVE ASSEMBLY
The present invention is directed to a pressure-responsive valve assembly which functions in the nature of a check valve to control fluid flow across the assembly. The assembly includes a valve...
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US20090289209 |
Process For Hardfacing of Bore and Seat Face Intersection on Gate Valve
A method of treating a valve with a coating, such as hardfacing, that includes depositing the coating with a spray stream that is oriented perpendicular to the surface being treated. The method...
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US20090218536 |
High Temperature Valve
A trim assembly for a control valve includes a seal for sealing a leak path, where the seal is provided to advantageously in high-temperature applications, e.g., applications including temperatures...
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US20100140527 |
COATED SEALS
The seal made between two surfaces is enhanced by forming a coating (22), such as a self-assembled monolayer of a functionalized fluorinated macromolecule, on one or both of the surfaces.
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US20110095222 |
Method for the production of valve seats, and valve
Disclosed is a valve comprising a valve seat, the surface of which is provided with several concentric grooves (6) with profiled elevations (7) that are embodied there between. The roughness of the...
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US20090308614 |
Coated extrudable ball seats
Ball seats comprising at least one sealing material facilitate restricting fluid flow through the ball seat when a plug, such as a ball, is landed on the seat. The plug is forced into the sealing...
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