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WO/2010/114802A1 |
Redundant metal-to-metal seals for use with internal valves are described. A plug having redundant sealing functionality for use with a poppet of an internal valve includes a tapered surface to sealingly engage a seat of the poppet. Addi...
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WO/2010/102317A1 |
The invention relates to a control valve element, comprising a valve housing (1), through which a displaceable adjusting element (2) extends, which carries a cylindrical piston-shaped control element (3) at the end thereof that is remove...
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WO/2010/101014A1 |
A gate valve (GV) is installed in a load lock chamber (LL) to or from which a substrate is transferred. The gate valve (GV) comprises a casing (105) having a front opening (105a) in communication with an inner chamber of the load lock (L...
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WO/2010/077814A1 |
A valve (100) includes a body (115), a cage (135, 210, 610, 810), a plug (140, 215, 615, 815), a stem (105, 205, 605, 805), a stop ring (230), and a pilot plug (145, 220, 720, 820). The cage includes at least one cage port (235, 635). Th...
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WO/2010/072201A1 |
The invention discloses a pilot-controlled valve having an electromagnetically actuated pilot control and a valve-controlled hydraulic machine having such a valve. In addition to an armature of the electromagnetically actuated pilot cont...
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WO/2010/042278A1 |
Field removable bonnet assemblies for use with valves are described herein. An example field removable bonnet assembly for use with internal valves includes a body (208) that is to be removably coupled to the internal valve. The body def...
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WO/2010/042277A1 |
Internal valve apparatus are described. An example internal valve includes a body (102) having a valve seat (202) disposed between an inlet (206) and an outlet (208). A flow control member (110) operatively coupled to the body moves betw...
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WO/2010/037359A1 |
The invention proposes a pressure-limiting valve (1) having a valve body (3), wherein the valve body (3) is mounted so as to be movable in a valve housing (2) between a closed position, in which a pressure port (5) is separated from a ta...
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WO/2010/038199A1 |
A rotary supply joint that may, in particular be a rotary tinning valve, is provided for providing fluid flow at least periodically from inlet ports to outlet ports when respective openings in first and second surfaces which are rotating...
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WO/2010/029359A1 |
An electronically actuatable valve assembly including a valve member comprising a ferromagnetic member, and a magnetic circuit adapted to direct magnetic flux through the ferromagnetic member when the valve member is spaced apart from it...
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WO/2010/029358A2 |
An electronically actuatable valve assembly having a primary face seating valve, including a primary valve member, and a secondary valve, including a secondary valve member. The secondary valve opens before the primary valve to equilibra...
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WO/2010/028482A1 |
A pressure balanced rotary valve can be made more compact if the ports on the stator within can be located on a port pitch circle of smaller diameter. In certain circumstances for rotary valves used in pressure swing adsorption devices, ...
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WO/2010/027627A1 |
Fluid flow control members for use with valves are described herein. An example fluid flow control member for use with a valve includes a body having a first seating surface to control a flow of fluid through the valve. The body defines ...
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WO/2010/027626A1 |
Fluid flow control members for use with valves are described herein. An example fluid flow control member for use with a valve includes a body having a first seating surface to control a flow of fluid through the valve. The body defines ...
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WO/2010/027628A1 |
Fluid flow control members for use with valves are described. An example poppet apparatus for use with an internal valve includes first and second opposing seating surfaces to control fluid flow through the internal valve. Additionally, ...
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WO/2010/022960A1 |
The invention relates to a control valve with a housing element, particularly a valve sleeve, which comprises a valve bore and at least one pressure medium connection designed as an axial bore and a pressure medium connection designed as...
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WO/2009/117788A1 |
Minimum pressure valve having a housing (13) with an inlet (14) and an outlet (15) and in which has been provided a valve body (21) which is pushed against a seating (30) round the inlet (14) in a closed position, and whereby the valve b...
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WO/2009/118079A1 |
The invention relates to a valve of an arbitrary type, comprising a valve body (4) for setting an opening cross-section through which pressure medium flows and a barrier body (22) against or around which pressure medium flows, characteri...
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WO/2009/100977A1 |
The invention relates to an electromagnetically-operated seat valve (1) with a valve housing (2) and a dividing wall (3), dividing the valve housing (2) into an inlet chamber (4) and an outlet chamber (5), wherein the dividing wall (3) h...
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WO/2009/074431A1 |
The invention relates to a device for blocking and releasing a fluid flow having a fluid inlet and a fluid outlet. A main opening is disposed between the inlet and the outlet and associated with a main blocking element that can seal off ...
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WO/2009/012020A1 |
An equalizing valve for a flapper in a subsurface safety valve has a valve member (56) disposed in a passage in the flapper that is made of a material that changes shape when subjected to a stimulus such as heat, for example. In one conf...
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WO/2008/156998A1 |
An apparatus (10) for operating a device such as a self-closing internal valve (20) is disclosed. The apparatus includes a housing assembly (40) having an internal chamber (42), a fluid inlet (64) in fluid communication with the internal...
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WO/2008/147732A1 |
A control element (160) of a bi-directional valve is in fluid communication with an outlet pressure (200) and an inlet pressure (180) when the valve is closed such that a sum of the forces applied to the control element result in a net f...
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WO/2008/141544A1 |
A self-balancing type self-compensation sealed ball valve includes a valve body (5), a valve cover (7) and a ball valve core (6) mounted in the valve body (5). There are symmetrical balancing chambers (14) communicating with a valve inle...
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WO/2008/141545A1 |
A piloted middle-high pressure gate valve includes a valve stem (4) connecting with a gate plate (9) and a valve body (5). A pilot unloading valve (6) is installed under said valve stem (4), under which is said gate plate (9) that has a ...
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WO/2008/086963A1 |
The invention relates to a closure device for a pressure reservoir (14) of a gas-refrigeration generator (11), which pressure reservoir can be filled with a compressed gas. The valve body (21) is arranged so as to be displaceable inside ...
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WO/2008/086880A1 |
The invention relates to a relief valve comprising a first valve body (3) for opening and closing a fluid passageway (33) between a first valve connection (31) and a second valve connection (32), a second valve body (4) which is disposed...
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WO/2008/063073A1 |
A valve for use in connection with oil production and gas production comprising a valve housing (1) which is connected to at least one inlet (2) and an outlet (3), which together define a flow channel (16) through the valve, a valve body...
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WO/2008/050227A2 |
A solenoid valve comprises a hollow body (2); an inlet duct (3) to allow the inflow of a fluid into the hollow body (2); an outlet duct (4) to allow the outflow of the fluid from the hollow body (2); a plunger (8) located in the hollow b...
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WO/2008/032144A2 |
In a valve assembly (1) comprising a valve housing (2), a valve seat (3) and a valve body (4) adapted to fit in closing relationship in said valve seat (3) in a closed position, said housing (2) has an inlet (5) and an outlet (6) for a p...
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WO/2007/101416A1 |
The invention relates to a valve (101) having a rotary slide (103). The rotary slide comprises a line space (117) which is connected to a first inlet (106) and, by varying the rotational position, can be selectively connected to one of a...
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WO/2007/065776A1 |
The present invention relates to a two-stage valve for controlling fluids, in particular a hydraulic fluid, comprising an actuating element (2), a pilot stage (3) having a first valve seat (5) and a first closing body (4), which is conne...
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WO/2007/064823A1 |
A control valve (32) that has a valve (34) that moves in relation to a rigid pressure balancing component (33). The pressure balancing component (33) and the valve (34) are connected by a valve insert (47). The control valve (32) has a p...
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WO/2007/036629A1 |
The invention concerns a faucet (1) comprising: a body (2) having an axis channel (3); a spherical rotating closure (6) mounted pivotable in the body, between a closed position and an open position, the closure including a through orific...
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WO/2007/013227A1 |
A slide valve in which stabilized control can be ensured by making it possible to control the conductance of a minimum region with high precision, controllability of minimum flow rate can be enhanced by preventing plastic deformation of ...
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WO/2006/112491A1 |
A check valve (on-off valve device for fluid)(1A) having a valve body assembly (valve body)(3A) that is separated from and made to be in contact with a valve seat in order to open and close a fluid path, where the valve body assembly (3A...
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WO/2006/091380A1 |
A valve assembly including a housing (12) having a flow path (14) extending to an outlet (20) and a valve seat (24) in the flow path and around the outlet, a slide plate (26) located in the housing and movable transversely to a longitudi...
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WO/2006/087509A1 |
The invention relates to a valve of the type particularly, but not necessarily exclusively, for use underwater, to allow the selective opening and closing of the flow of fluid between first and second passages. The valve is capable of wi...
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WO/2006/074339A1 |
A flapper valve assembly is described having an equalizing port assembly (32) with a bleed valve member (64) that is moveable between an open position and a closed position. The equalizing port assembly features a structural support memb...
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WO/2006/066489A1 |
This invention provides a dual-sealing valve, which is used under the condition that the controlled liquid is flowed in double-way, and can realize opening function under less opening power. The dual-sealing valve includes valve body wit...
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WO/2006/052365A2 |
A seal assembly for a fluid pressure control device includes a guide element having a sealing surface and a first guide surface. A throttling element assembly includes a throttling element positionable within a fluid flow path, the assem...
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WO/2006/045458A1 |
According to the invention, a pressure-equilibrated valve in the form of a piston controller closed by the admission pressure, characterised by a low construction height, a low price and ease of operation, may be achieved, whereby a pist...
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WO/2006/005290A1 |
The invention relates to an electrohydraulic control valve for a continuous control, whereby an electrically controlled piston of the valve can be adjusted against the force of an adjusting spring. The invention is characterized in that ...
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WO/2006/005338A1 |
A flow control valve includes a valve body defining fluid inlet (18) and outlet (16) sections interconnected by a connecting port (20). A valve unit (40) is disposed in the valve body and is operably connected to an actuator (42) to be m...
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WO/2005/121617A2 |
An apparatus and method are provided for reducing the torque required to reposition a valve member of a ball valve, by maintaining continuous fluid communication between a cavity surrounding the valve member and an upstream flow-through ...
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WO/2005/078363A1 |
A multi valve two-stage pulse tube type GM refrigerator having a rotary valve that comprises one track for flow to the regenerator and two tracks for flow to the pulse tubes where the valve has two high pressure ports to the pulse tubes ...
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WO/2005/074510A2 |
A device (1) for regulating flow comprises a main valve operating under differential pressure wherein the main valve has a main flow inlet (112) and a main flow outlet (113). The main flow inlet is equipped with a valve seat (114) over w...
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WO/2005/047742A1 |
An essentially fully balanced plug valve is presented in which the flow control contour is interior to the moving member. The sealing edge of the moving member is at the exterior surface relative to the interior contour. This sealing edg...
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WO/2005/045309A1 |
A solenoid valve device installed in a gas tank (1) and formed so that a movable core (50) engaged with a valve element (40) is attracted to a fixed core (64) by the energization of a coil (74) to open a valve. In the solenoid valve devi...
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WO/2005/019709A1 |
A valve device capable of preventing the defective operation thereof from occurring by dynamic pressure by avoiding reverse flow without being restricted by piping and without bending a primary pipe, wherein an inlet side inner passage i...
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