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8146619 |
Fluid control
A valve having a trim comprising a plurality of a vortex flowpaths, each flowpath comprising a central vortex chamber and having three tangential inlet passages is provided. As the fluid flows...
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8141586 |
Fluid control
A valve having a trim comprising a plurality of impingement flowpaths, each flowpath comprising a central impingement chamber and having three radially directed inlet passages is provided. As the...
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8037900 |
Bi-directional adjustable energy dissipating near zero leakage head loss valve
A bi-directional adjustable energy dissipating near zero leakage head loss valve comprising a valve body including and actuation shaft housing and a guide shaft mount disposed in opposition along...
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7938106 |
Device for controlling an exhaust gas stream
The invention relates to a device for controlling an exhaust gas stream. Said device comprises a housing (1, 101) with at least a first, second and third connection (2, 3, 4, 102, 103, 104) that...
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7896028 |
Flow restricted seat ring for pressure regulators
A control device includes a valve body, a seat ring, and an actuator. The valve body defines a flow-path for a fluid. The seat ring is disposed within the flow-path. The actuator is coupled to the...
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7886772 |
Noise reducing fluid passageways for fluid flow control devices
Trim disk assemblies for use in fluid flow control devices include a first disk and a second disk. An elongated void is formed in a surface of each of the first disk and the second disk. The second...
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7832425 |
Flow for port guided globe valve
A valve assembly includes a valve body, a valve seat, and a valve plug. The valve body defines a flow path for a fluid. The valve plug is adapted for displacement between a closed position and an...
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7806140 |
Power saving locking coil
A variable flow valve is provided. The variable flow valve includes a housing, an actuator, a biasing agent, positioning coils, and a locking coil. The housing defines a bore, an inlet, and an...
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7789105 |
Gas pressure regulator
The gas pressure regulator (1) comprises a main body (2) having a first, gas inlet pipe (4) and a second, gas outlet pipe (6), a calibrated gas passage (8) through which the gas flows from the...
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7766045 |
Fluid pressure reduction device for high pressure-drop ratios
A fluid pressure reduction device comprises two or more stackable annular plates. Each disk having a perimeter and a hollow center aligned along a longitudinal axis when the annular plates are...
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7757962 |
Thermostatic device and related method
A thermostatic device for selectively opening and closing one of more apertures used for controlling the flow of a coolant fluid includes a housing, at least one fixed element and at least one...
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7726339 |
Seal cartridge control valve
A flexible seal ring includes a first sealing face and a rear face is disposed opposite the front sealing face, the rear face is axially offset relative to the front sealing face. An upper face...
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7717130 |
Fast-acting fluid control valve
A fluid control valve capable of rapidly opening and closing. The valve includes a housing with an annular-shaped spool cavity that contains an annular-shaped spool capable of axial movement within...
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7699075 |
Reverse flow flow trim for choke valve
A choke valve for use in reverse flow when mounted on a wellhead or manifold. The choke valve includes a valve body forming a T-shaped bore to provide a vertically extending bottom opening and a...
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7690400 |
Noise reducing fluid passageways for fluid control devices
Trim disk assemblies for use in fluid flow control devices include a first disk and a second disk. An elongated void is formed in a surface of each of the first disk and the second disk. The second...
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7685662 |
Pneumatic control valve and power reserve for a mattress
A pneumatic control valve and power reserve in the form of pressurized gas in a pressurization chamber, for elastically deforming a diaphragm without closing off two admission (2) and respectively...
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7644731 |
Gas valve with resilient seat
A gas valve having a valve member disposed within a valve cavity, and an elastomeric valve seat extending from a valve cavity wall into the valve cavity. The valve member is movable between an open...
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7578314 |
Seal assembly for a fluid pressure control device
A seal assembly for a fluid pressure control device includes a guide element having a scaling surface and a first guide surface. A throttling element assembly includes a throttling element...
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7543604 |
Control valve
A gas valve may include a valve body defining an upper valve seat region, and in some cases a lower valve seat region. A main valve that includes an upper main plate, and in some cases a lower main...
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7500493 |
Tuning slide valve for intake manifold
A slide valve for use in an air intake manifold is disclosed, wherein a durability of the valve and a quality of a seal created while the valve is in a closed position are maximized, and a cost and...
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7498714 |
Multi-layer three-dimensional structures having features smaller than a minimum feature size associated with the formation of individual layers
Embodiments of multi-layer three-dimensional structures and formation methods provide structures with effective feature (e.g. opening) sizes (e.g. virtual gaps) that are smaller than a minimum...
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7493914 |
Newtonian thrust cowl array
The three-way valve allows fluid flow to be selectively directed to a run outlet, a bypass outlet or both at the same time. The three-way valve includes a flow diffuser with a primary valve seat...
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7467781 |
Poppet valve device and electronic controlled fuel injection apparatus equipped with the device
A poppet valve device includes a plurality of axial passages of substantially the same diameter and length communicating with a high-pressure room formed inside a valve seat member between a poppet...
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7426938 |
Choke valve flow trim for fracture prevention
A choke valve having flow trim components, namely a tubular cage and a flow collar or plug, and related components, designed and arranged for reduced fracturing. The invention includes a protective...
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7383859 |
Main steam valve for a steam turbine
A main steam valve with improved flow characteristic and enhanced reliability comprises a valve seat, a main valve body, and a bypass valve body. A side surface of the bypass valve body slidably...
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7373951 |
Control valve having “C” seal
A control valve having a shiftable valve plug includes a valve body having an inlet, an outlet, a flow passage extending between the inlet and the outlet, and defining a longitudinal axis, a...
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7370661 |
Permeable gas assembly for gas delivery
A valve assembly for controlling gas delivery from a higher pressure fluid source to a lower pressure processing tool. The valve assembly includes a valve poppet movingly engageable with a valve...
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7337805 |
Valve with adjustable stop
An adjustable mechanism for a valve or actuator is provided. The adjustable mechanism cooperates with one or more pistons, which in turn cooperates with a valve element to limit the axial...
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7290564 |
Solenoid valve
A guide boss is provided in a diaphragm blocking the halfway portion of a channel; a valve disk is formed in the shape of a cylinder; the inner face of this cylinder-shaped valve disk is slidably...
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7278557 |
Pressure container for viscous substances
A pressure container is used for receiving viscous substances and has an outlet valve (14) which can be displaced between a closed position and an open position. A movable valve element (18) can be...
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7246637 |
Balanced valve
A balanced valve for controlling the flow of fluids in conduits, the valve comprising: (a) a casing formed of sidewalls and a casing top and bottom, defining an interior; (b) a fluid inlet in a...
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7219695 |
Hydrogen valve with pressure equalization
A shut-off valve that has particular application for opening and closing a compressed hydrogen storage tank. In one embodiment, the valve includes two valve sealing members where one side of one...
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7201188 |
Fluted reciprocating ball valve
The device described herein is a valve suitable for the control or shut-off of fluid flow in a piping system. It comprises a valve housing having inlet and outlet ports and a cylindrical bore whose...
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7163027 |
Air tap assembly
An air tap assembly includes a mounting seat, a gasket, a connecting member, and an end cap. Thus, the sealing portion of the first mounting cap of the connecting member is rested on the gasket to...
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7152628 |
Anti-cavitation valve assembly
A valve assembly for reducing cavitation includes a seat disposed within a valve housing intermediate a fluid inlet and outlet thereof. A disc guide is associated with the seat so as to be slidably...
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7147203 |
Fluid control
Fluid control apparatus and method of controlling fluid flow. The fluid control apparatus comprises an elongate tube having a first flow opening at an end of the tube and at least one second flow...
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7104281 |
Fluid flow regulation
Fluid flow regulation may be achieved by a system including a housing, a first flow throttling area, and a second flow throttling area. The housing includes a flow inlet port, a flow outlet port,...
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7089961 |
Fluid energy reduction device
A fluid energy reduction device especially for a flow control valve has a fluid inlet and a fluid outlet separated by a plurality of stacked plates in the form of a trim stack. Each plate of the...
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7073532 |
Valve assembly
A valve assembly (10) comprises a valve stem (14) with a bore (15) and radial apertures (17), and a sleeve (18) closed atone end and slidable over the valve stem (14) to obstruct the apertures...
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7066205 |
Microvalve for controlling fluid flow
A microvalve for controlling fluid flow, including a body portion having a plurality of spaced openings formed therein, a shutter located adjacent to and substantially parallel with the body...
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7028712 |
Skirt guided globe valve
A skirt guided control valve provides streamlined flow and minimum resistance to flow in flow up and flow down conditions when the valve is open. The skirt guided control valve has a fluid inlet, a...
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7021333 |
Reverse flow modifiable combination valve
Reverse Flow Modifiable Combination Valve is a valve which has a common cage in which different types of fluid control means can be installed in a fix location to produce more than one type of...
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7013918 |
Fluid pressure reduction device
A fluid pressure reduction device comprises a plurality of stacked disks having a perimeter and a hollow center aligned along a longitudinal axis. Each disk has at least one flow path extending...
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7013919 |
Throttle device for high fluid pressures
A throttle device comprises a tubular outer sleeve having a plurality of outer sleeve circumferential grooves formed on an outer sleeve inner surface and intersecting a plurality of outer sleeve...
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7000634 |
Adjustable valve for variable flows and a method for reducing flow through a valve
A fluid valve comprises a fluid conduit and a flow reducing device. The fluid conduit includes a fluid input end and a fluid output end. The flow reducing device comprises a first fluid passage and...
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6997212 |
Choke valve with temperature transmitter
A choke valve useful for sub-sea application, having a valve body forming a bore extending therethrough which provides a body inlet, a body outlet and an insert chamber therebetween, and a...
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6997211 |
Multiple material valve plug for high temperature operation
A valve assembly with a multiple-component valve plug is disclosed. The use of multiple materials in the construction of the valve plug provides different rates of thermal expansion in the axial...
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6955187 |
Zinc-air battery control valve
A zinc-air battery and control valve for controlling air flow to energize the battery. Telescoping inner and outer valve sleeves each have a plurality of openings that when aligned communicate air...
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6953056 |
Metering valve assembly
A metering valve assembly is provided with a valve stem having one or more tapered channels formed therein for selective engagement with a valve seat to provide incremental regulation of fluid flow...
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6935369 |
High pressure oxygen valve
A high pressure valve for oxygen service comprises a valve body (10) with a gas passage (12) and a valve seat (18) associated with the gas passage (12). An obturation unit (22) is movable between a...
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