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WO/2012/022511A1 |
The invention relates to a control valve (1), in particular an angle control valve and double control valve, for extreme control applications, preferably for discharge or reduction for hot separators and vacuum distillation columns. The ...
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WO/2012/019280A1 |
A hybrid check valve (9) for use with a port (7) of a piston pump (1) configured for pumping waste material (3) containing a mixture of at least liquid and solid materials (3a,3b), the hybrid check valve (9) being operable between opened...
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WO/2012/013795A1 |
The invention relates to a catalyst metering device with a valve formed of an iron-based alloy steel hardened to a Rockwell hardness C of at least 60. The device can be used for metering of a catalyst for an ethylene polymerization react...
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WO/2012/012487A2 |
A fluid delivery device includes a waterway assembly, a valve assembly, and a waterway adapter that fluidly couples the waterway assembly to the valve assembly. An illustrative waterway adapter may be constructed of a polymeric material.
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WO/2011/147078A1 |
A valve trim apparatus comprises a valve seat (216) and a closure member (214) to operatively engage the valve seat (216). One of the closure member (214) and the valve seat (216) includes a plurality of annular ribs (222), and at least ...
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WO/2011/148132A1 |
A valve (1) for the air inlet manifold of an internal combustion engine comprises a housing having an internal chamber (13), an air inlet (5) and an air outlet (4), each communicating with the internal chamber (13), a valve closure (14) ...
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WO/2011/139166A1 |
According to one embodiment, a system and process for the equalization of pressures of a flow stream across one or more valves is provided. A process circuit having clean non- abrasive fluid and at least one slave cylinder for transmitti...
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WO/2011/131308A1 |
The invention relates to a shut-off valve having a housing (1), having a valve seat (V) arranged in the housing (1) and having a shut-off flap (2) which controls the valve seat (V), which shut-off flap is mounted in a rotatable, in parti...
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WO/2011/107668A1 |
The invention relates to an annular, endless sealing ring having a part (6) made of elastomeric material, perforated with two diametrically opposite through holes (9) and a part (7) made of ceramic exposed on the inner circumferential su...
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WO/2011/085974A1 |
The invention relates to a valve assembly (1), in particular reducing valve assembly, comprising a first energy dissipating means (13) and a second energy dissipating means (15) and a valve closing means (17) for opening and closing the ...
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WO/2011/067035A1 |
The invention relates to a valve, in particular for a device for the metered supply of a fuel evaporated out of the fuel tank of a motor vehicle to a combustion process in an internal combustion engine driving the motor vehicle, having a...
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WO/2011/019594A1 |
Systems and methods for bonding ceramic materials are disclosed herein. In various embodiments, a process is provided comprising the steps of disposing a bonding material at least partially adjacent to a surface of a first silicon carbid...
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WO/2011/015464A1 |
The invention relates to a water-bearing domestic appliance, in particular a dishwasher, having a liquid line (23) in which a valve (26) is arranged, said valve having an adjustable valve element (45) which interacts with a valve seat (4...
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WO/2011/014414A1 |
A valve includes a rotor and a stator. The rotor and the stator each have seal surfaces for contacting and sliding against one another during operation of the valve. Either or both of the rotor and the stator have a seal-surface coating ...
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WO/2011/005097A1 |
A fuel injection system (1) comprises two parts (3, 5) which are eqach provided with sealing faces which are in contact with each other and form a sealing. One of the parts (3) is provided with a fuel supply passage (7) and a valve seati...
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WO/2010/144193A1 |
Fluid valves having dynamic valve trim joints are described. An example apparatus for use with a fluid valve includes a body configured to retain a cage of a fluid valve. Additionally, the example apparatus includes a plurality of projec...
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WO/2010/130938A1 |
The invention relates to the use of a homogenisation valve that comprises a flap gate (1), an impact ring (3) and a seat in order to prepare, using high-pressure valve technology, a nanosuspension of a solid pharmaceutically active princ...
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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/2010/096737A1 |
A phaser valve for a piston and cylinder assembly helps to keep a pair of pistons in phase with each other. The phaser valve includes a poppet which is slidable between opposing seats of a valve housing. The poppet includes a head and a ...
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WO/2010/060706A1 |
The invention relates to a method for producing a throttle point (32), particularly in a channel (14) of a valve piece (10) of a fuel injector. The following method steps are performed: first, the outlet channel (14) is created by machin...
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WO/2010/054900A1 |
Non-return valve of cartridge design having a cylindrical housing (1), in which a cage-like insert (2) is fastened with support for a compression spring (4) and for guiding a cup-shaped closing body (5) which interacts on the bottom side...
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WO/2010/045946A1 |
A servo valve (100) comprising a valve seat (112) and a diaphragm (116) which may be moved between a closed state in which the servo valve is closed and an open state in which the servo valve is open whereby a fluid may flow between the ...
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WO/2010/011725A2 |
Cross-linkers and polymers produced using them are provided. The cross-linked polymers are suitable for use in applications where a broad temperature range may be encountered. In some examples, at least a first and a second polyetherethe...
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WO/2010/003608A1 |
The present invention relates to a valve (10) having a valve body (16) that is movable in a valve housing (14) opposite a valve seat (12), wherein a space (18) is formed between the valve body (16) and the valve housing (14), said space ...
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WO/2009/150495A1 |
A thermal isolation valve 10 for use with a hot water heating system, comprises a valve housing 12 defining a valve chamber 14 and a valve member 16 moveable located within the valve chamber. The valve body 12 comprises a valve body 20, ...
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WO/2009/149557A1 |
An EGR valve includes a flap is attached to a shaft and is rotatable to control exhaust gas flow through passage. The flap includes sealing ring for sealing against valve seat. A stepped diameter or collar on the shaft is disposed betwee...
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WO/2009/103867A2 |
The invention relates to a gas flow duct that comprises a wall (1), a flap (2) that is mobile in the duct between an open position and a blocking position, the flap (2) including an edge (5, 5’) bearing a seal (6, 6’) provided for in...
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WO/2009/098406A2 |
Gas flow duct, comprising a wall (5), a shut-off member (3) mounted such that it can move in the duct, and sealing means designed to inhibit the movements of gases between the wall (5) and the shut-off member (3). The sealing means compr...
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WO/2009/076228A2 |
An impedance seat (10) having an impedance element (19) that can be mounted in conjunction with a seat in a ball valve (52). The impedance seat has a concave surface (16) matching the curvature of the ball (76) and a plurality of flow pa...
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WO/2009/075928A1 |
A check valve (54) includes a body (70) defining a passageway through which fuel flows in a first fuel -flow direction during pump operation. The check valve also includes a seat (62), a seal member (58), and a biasing member (66) biasin...
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WO/2009/042219A1 |
A pendulum vacuum gate valve comprised of a housing for enclosing a valve plate assembly having a pair of air pressure actuated floating seal plates disposed on opposite sides of the valve plate assembly which is actuated by a gate arm t...
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WO/2009/035864A2 |
A metallic sealing disk having an elastomeric backing for use with fluid regulators is described. An example apparatus includes a substantially disk- shaped elastomeric ring and a substantially disk-shaped metallic ring coupled to the el...
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WO/2009/018751A1 |
A secondary seal ball valve includes a valve body (2), a valve core (6) and a valve rod (11), one end of said valve rod (11) extends out of the valve body (2), the other end is securely connected with said valve core (6), said valve core...
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WO/2009/012168A1 |
Methods and apparatus to align a seat ring in a valve are described. An example fluid valve includes a valve body having a curved internal surface to receive a seat ring and a seat ring having a sealing surface to receive a movable contr...
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WO/2009/012479A1 |
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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WO/2009/000088A1 |
A valve assembly for controlling the flow of pressurized fluid supplied to an actuating cylinder having a piston driven by the pressurized fluid along a stroke path therewithin, the pressurized fluid being applied to alternative driving ...
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WO/2008/139342A1 |
A pump assembly with valve-seat interface architecture configured to extend the life of pump components and the assembly. A valve (100) of the pump assembly is equipped with a conformable valve insert (101) that is configured with a circ...
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WO/2008/131246A1 |
A fluid regulating device includes a valve disc (128) and a valve port (136) adapted to provide a secondary seal during an obstructed closing operation, whereby the valve disc (128) directly engages a housing (260) component of the valve...
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WO/2008/120021A1 |
A disc for use in a pneumatic valve includes a stiffening insert (19) enca\ sed in a flexible body (2). The stiffening insert (19) acts to protect a central actuation region (5) of the disc against radial compression, which may arise if ...
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WO/2008/119374A1 |
1. A sliding valve 2. A sliding valve for hydraulic systems, such as proportional pressure-limiting valves or pressure balances, comprising a valve housing (1) preferably designed in the form of a screw-in cartridge, in which a valve sli...
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WO/2008/106634A2 |
The present invention generally comprises a floating slit valve for interfacing with a chamber. A floating slit valve moves or "floats" relative to another object such as a chamber. The slit valve may be coupled between two chambers. Whe...
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WO/2008/097160A1 |
A method is provided for eliminating the risk of leakage from a first one to a second one of two fluid systems (123, 124) in an apparatus provided for handling a fluid for human consumption, which comprises a shut-off device including a ...
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WO/2008/092711A1 |
The invention relates to a ball valve (110) for adjusting a flow of a fluid medium. The ball valve (110) comprises a valve seat (120) and a rounded closing element (116), particularly a valve ball. Furthermore, the ball valve (110) compr...
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WO/2008/083509A1 |
The invention relates to a micro-valve (1) comprising a valve ball (2), a valve seat (3) and a nozzle (14). In said valve, the valve seat (3) comprises a sealing region (5) and an outlet region (6) and guide means (40) are provided on th...
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WO/2008/032101A1 |
A valve having a trim comprising a plurality of a vortex flowpaths (201), each flowpath comprising a central vortex chamber (202) and having three tangential inlet passages (203, 204, 205) is provided. As the fluid flows through the inle...
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WO/2008/033705A1 |
A liner assembly (102) adapted to line a valve body (104) of a control valve (100) comprises a sleeve(132), a liner(134), and a retainer (136). The sleeve has an inner surface (144) and an outer surface (142). The inner surface defines a...
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WO/2008/032078A1 |
A valve having a trim comprising a plurality of impingement flowpaths (201), each flowpath comprising a central impingement chamber (202) and having three radially directed inlet passages (203, 204, 205) is provided. As the fluid flows t...
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WO/2007/150000A2 |
As set forth in the detailed description, the present invention includes, in various exemplary embodiments, a valve device to control fluid flow that incorporates a substantially flat plug head. By incorporating a substantially flat plug...
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WO/2007/136942A2 |
A seal for sealing a flow control valve is provided. The seal includes an inlet configured to mate with a flow control device, an outlet configured to mate with a housing, and a convolution formed in a seal wall and interposed between th...
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WO/2007/131388A1 |
There is a close part rotating or reciprocating linearly between the upriver flow passage and the downriver flow passage in a valve. A sub passage mechanism is mounted in the upriver flow passage, which is arranged in a row or more rows ...
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