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WO/2015/151310A1 |
A throttle valve (10) is configured so that the flow rate of air flowing through a communication hole (17) for connecting a first port (11) and a second port (12) is continuously increased or decreased by a throttle valve body (22). A va...
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WO/2015/149919A1 |
The invention relates to a valve comprising a valve housing (12) through which a process medium can flow and in which a valve seat (17) that surrounds a through-flow opening (16) is arranged, wherein a valve element (18) which is arrange...
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WO/2015/139923A1 |
The invention relates to an electromagnetically switchable valve (10) with a housing (12) and an actuator (14) which can be moved in the axial direction (A) relative to the housing (12). The housing (12) has a channel (36) which connects...
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WO/2015/141883A1 |
Disclosed is a fluid control valve with an enhanced bonnet-leakage prevention function. The fluid control valve comprises: a body provided with a fluid chamber having a fluid inlet path formed at one side thereof and a fluid outlet path ...
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WO/2015/142504A1 |
A gate valve (10) for use in oil field applications having a seal assembly (78) made up of an elastomeric case (80) and a spring (88) in the case having a V-shaped cross section. The spring has legs (90) that depend from one another, and...
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WO/2015/109139A1 |
An example valve shaft apparatus for use with a rotary valve disclosed herein includes a shaft (230) having a first portion (242) to be positioned in an opening of a valve body (204) and a second portion (244) to be positioned in a cavit...
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WO/2015/104323A2 |
The invention relates to a valve mechanism (1; 1') for controlling a fluid, comprising a housing (2; 2')' that has a fluid duct (3), further comprising a valve body (5) that is mounted on the housing (2) so as to be adjustable between an...
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WO/2015/091400A1 |
The invention relates to a device for articulating a plug of a liquid circulation valve, particularly for motor vehicle coolant L, said device comprising a body (21) and a stem (3) for driving said plug, which is articulated in rotation ...
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WO/2015/077849A1 |
"Assembly and arrangement for a drilling column composed of smooth rods for a system to prevent ingress in the stage of drilling oil/gas wells", in which a tubular support (1) receives a rubber ferrule (37) mounted on a block composed of...
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WO/2015/080842A1 |
A valve with a packing assembly includes a valve body assembly (12) with a bore, a valve member (17) moveable between an open position and a closed position, and a valve stem (23) coupled to the valve member. A first stem packing (37) ci...
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WO/2015/074013A2 |
Methods and apparatus to load a valve packing are described. An example method disclosed herein includes adjusting a packing flange nut to a position corresponding at least approximately to a free condition of a biasing assembly, couplin...
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WO/2015/063448A1 |
The invention relates to apparatus and a method for the prevention of movement of a component which is provided in engagement, typically screw threaded engagement, with an article, one such article being a body of a valve assembly. The a...
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WO/2015/048784A1 |
A stem packing assembly including a first annular member defining a central axis, a second annular member defining a central axis coaxial with the central axis of the first annular member, and an annular energizing member defining a cent...
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WO/2015/031220A1 |
A number of variations may include a product comprising: a bushing (100) located at a cavity (56) formed by a stationary body (46) of a valve (12), and located around a movable stem (48) of the valve (12), wherein the bushing (100) facil...
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WO/2015/031730A1 |
A valve having a valve body with a valve cavity that receives an axially extensible member, for example, a bellows. An adapter has a diameter that is less than the diameter of the valve cavity and greater than the diameter of the extensi...
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WO/2015/031117A1 |
A valve assembly includes a valve body (12) defining a flow passage and a body cavity (20) perpendicular to the flow passage. A bonnet (14) is secured to the valve body. A valve member is moveable between an open position and a closed po...
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WO/2015/003539A1 |
Multiple helical teeth (1, 2, 7, 8) are disposed on an outer diameter, an inner diameter, or a contacted surface of the outer diameter and the inner diameter of an interference designed shaft rubber seal provided with fixing rings and an...
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WO/2015/001118A1 |
A starting valve (100) for a fluid operating machine (200) for a vacuum system (1000). The starting valve (100) comprises: - a valve body (10) with an opening (17) to let a gas in; and an actuating piston (13) splined on a stem (16) free...
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WO/2014/209658A1 |
Embodiments of a force generating element that can broaden the application of valves and, in particular, pilot-operated valves to include applications that have extreme operating temperatures. These improvements forgo use of o-rings (and...
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WO/2014/162058A9 |
This invention relates to a compressible seal (34) for sealing a shaft. In order to obtain a tight seal suitable for use in high temperatures the seal comprises a shaft contact surface and an opposite contact surface, a seal structure co...
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WO/2014/179742A1 |
An improved plug valve and stem sealing assembly capable of inhibiting leakage under demanding environmental and operating conditions. The valve includes a body, a flow-element, and an upper assembly. The body has at least a first port a...
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WO/2014/150109A1 |
Rotary shaft seals are disclosed herein. An example apparatus includes a valve body and a shaft extending into the valve body. The shaft is to rotate relative to the valve body. The example apparatus also includes a seal. The seal is dis...
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WO/2014/152691A1 |
A fluid flow valve, the fluid flow valve having a body comprising a body inlet, a body outlet, and a housing; a movable member positioned within the housing and having a lower face, the movable member being movable between a position spa...
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WO/2014/133887A1 |
A high purity valve (10) includes a valve body (12) having an inlet (40) and an outlet (42) separated by a valve seat (32), and a diaphragm (22) having a central stem (23) that has a first end coupled to a piston (20) for actuating the v...
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WO/2014/127930A1 |
Exhaust gas valve devices for internal combustion engines are known, comprising an actuator (24), an actuator housing (10), a valve rod (16), via which the actuator (24) can be moved in a translational manner, a control body (26) which i...
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WO/2014/120363A1 |
In some implementations, an injection system that injects sealant into a pipe, pressure component or valve while containing the pipe, pressure component or valve repair that significantly reduces or eliminates release of hazardous materi...
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WO/2014/120081A1 |
A stem for a gate valve, a gate valve, a method of assembling a stem in a gate valve, a method of fabricating the stem, and a method of assembling a gate valve are provided. The stem comprises a rotatable first stem section; and a rotata...
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WO/2014/106231A1 |
A gate valve for use in oil field applications and including a stem seal assembly (19) and a seat seal assembly (14). Each of the stem and seat seal assemblies accommodate independent primary, secondary, and tertiary seals for sealing th...
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WO/2014/072544A1 |
The invention comprises a flexible lip joint (6), a rigid scraper ring with edges on the inner perimeter (5), a flexible safety washer for the inner pipe (4), and a bush, installed in the above-mentioned order in the opening in the base ...
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WO/2014/063616A1 |
A valve stem and a valve core assembly and a valve comprising the assembly. The valve core (11) sleeves the valve stem (10), and an adjusting device (12) is further disposed on the valve stem (10). An elastic element (13) is disposed bet...
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WO/2014/066475A1 |
An expandable and contractible shield around a bellows in a valve protects the bellows from corrosive gases and solid particles in the valve chamber. In a manifold valve assembly with multiple outlet ports and multiple valves in a common...
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WO/2014/054118A1 |
A cap seal (9) is provided with an annular seal member (9a) which closes the gap between a valve shaft and a bearing section, and an O-ring (9b) which presses the seal member (9a) against the outer periphery of the valve shaft. The cap s...
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WO/2014/032812A1 |
The invention relates to a monitoring device for a control valve or shut-off valve, having a stuffing box (8) for sealing the actuating rod (6), which is driven by a drive (6), of the actuating element of the control valve or shut-off va...
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WO/2014/012496A1 |
A sealing device in a valve and a valve with the same are provided. The sealing device in the valve comprising: a first member having a convex portion, a second member having a concave portion and a sealing member, wherein the convex por...
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WO/2014/010017A1 |
A holder (12) has a large-diameter sleeve part (12a) for accommodating a filter (11), a small-diameter sleeve part (12b) press-fitted into a reduced-diameter part (10) of a housing (7), and a shoulder part (12c) for connecting the large-...
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WO/2014/003215A1 |
The present invention relates to a watertight shaft housing structure for a butterfly valve and, in particular, has the effects: preventing a fluid from infiltrating the shaft housing part of a body in which a butterfly valve shaft is in...
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WO/2014/003214A1 |
The present invention relates to the watertight shaft housing structure for a butterfly valve and, in particular, has the effects: preventing fluid from infiltrating the shaft housing part of a body in which a butterfly valve shaft is in...
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WO/2013/182560A1 |
Actuator (1) for a valve (2), comprising a first piston (11), a first piston rod (13) and a first fluid chamber (12) for enabling movement of the first piston (11) and the first piston rod (13). The actuator (1) has a second piston (40),...
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WO/2013/178396A1 |
The invention relates to a valve (10) and to a method for producing a valve (10), having a housing (20) and a valve chamber (25), wherein the valve chamber (25) has at least one inlet opening (26) and at least one outlet opening (27) for...
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WO/2013/171598A1 |
A fluid recirculation and dispenser valve unit of a fluid comprises a fluid recirculation and dispenser valve and a cartridge in which an axial valve seat is made which at least partially houses said valve. Said valve comprises a valve b...
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WO/2013/171773A1 |
A fluid recirculation and dispenser valve unit of a fluid comprises a fluid recirculation and dispenser valve and a cartridge in which an axial valve seat is made which at least partially houses said valve. Said valve comprises a valve b...
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WO/2013/170931A1 |
The invention relates to a valve (100) having a valve housing (160), which has a first port (102) and a second port (104), having a closing member (106), which is movable along an axial direction and which can be placed into a closed pos...
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WO/2013/169515A1 |
In accordance with the present invention, there is provided a fluid or liquid barrier packing system which is adapted to minimize VOC emissions, while also providing live-loading and continuous load monitoring functions. The components o...
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WO/2013/154683A1 |
An improved and more robust plug valve and stem sealing assembly capable of preventing leakage under demanding environmental and operating conditions while also improving the reliability of the valve seal. The valve includes a body, a fl...
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WO/2013/147638A1 |
The invention relates to the valve industry, specifically to equipment for operating pipelines, and is intended in particular for the mounting of a manometer monitoring the pressure of a medium being transported along a pipeline. The ...
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WO/2013/120048A1 |
Methods and apparatus for estimating useful life of a seal in a process control device are disclosed. An example method includes establishing a plurality of travel ranges of a stem or shaft of a process control device. Each travel range ...
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WO/2013/116089A1 |
Anti-rotational assemblies for use with fluid valves are disclosed herein. An example anti-rotation assembly includes an anti-rotation retainer to couple to a flow control member of a valve and an anti-rotator to engage the anti-rotation...
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WO/2013/102565A1 |
The invention relates to a spindle bearing (1) for a shut-off valve, comprising a housing throat (2) and a cylindrical seal carrier (2), which can be connected to the housing throat (2) and which has an opening (4) for axially accommodat...
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WO/2013/097433A1 |
Disclosed are a valve core assembly and a valve adopting the valve core assembly. The valve core assembly comprises: a mount base (1) having an upper mount segment (11) and a lower mount segment (12), with a first water-outlet (13) being...
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WO/2013/092561A1 |
The subject matter of the invention is a valve device with a housing 1, a flow channel 2 running in the housing 1, in which a valve flap 3 is fastened on a shaft 4 arranged perpendicularly to the flow direction, wherein the shaft 4 is ro...
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