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Patent Searching and Data


Matches 101 - 150 out of 3,117

Document Document Title
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...  
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 ...  
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...  
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...  
WO/2014/009362A3
A valve (100), preferably a proportional valve, which comprises a valve plunger (104) within a valve housing (101), wherein a drive (107) is provided which can vary the position of the valve plunger, and wherein the valve housing compris...  
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...  
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...  
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...  
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-...  
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...  
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...  
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),...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
WO/2013/088933A1
Provided is a structure which maintains the air-tightness of a butterfly valve by reducing the leakage of fluid from the periphery of a rotation support section which supports the rotating shaft of the butterfly valve. An air-tightness m...  
WO/2013/079692A1
The invention relates to a ball valve (1), particularly for use in motor vehicle refrigerant circuits, having an actuator (2), a shaft (3) including a shaft bearing (5), a ball (4) including a ball passage (16), and a valve housing (13)....  
WO/2013/060426A1
A body for an actuated valve, the actuated valve comprising flow regulating means for regulating the flow of a fluid between an input bore and an output bore of a barrel, and actuating means for controlling a position of the flow regulat...  
WO/2013/047096A1
Provided is a valve device configured so that the inclusion of the wear debris of the valve shaft into fluid is prevented and so that a variation in the flow rate is minimized. A valve device (14) is provided with a valve box (5), a valv...  
WO/2013/034891A1
A valve assembly (1) controls the flow through a fluid pathway. The valve assembly (1) comprises a valve body (2) having a bore, and a spindle (20) received within the bore which is actuatable to open and close the valve. The spindle (20...  
WO/2012/158726A1
A gate valve including a valve body (1) having a bore there - through, a gate (4) moveable through the bore for blocking and unblocking flow through the bore, a moveable stem (5) coupled to the gate (4) for moving the gate (4) between a ...  
WO/2012/154056A1
The invention provides a valve useful as a production valve in or connected to a production tree subsea, and other similar uses subsea or topside, the valve comprises a valve element, a valve element pressure housing, an actuator, a stem...  
WO/2012/150103A1
The invention relates to a pump device (2) for a metering system for injecting a fluid (6) into the exhaust tract of an internal combustion engine, comprising a pump (10), which is designed to deliver fluid (6) from a reservoir (4) at in...  
WO/2012/143108A1
The invention relates to a valve for liquids (1), in particular a filling valve for distributing a filling product, for opening and closing a distribution or flow opening, by linearly displacing the closure element (3). Said valve for li...  
WO/2012/139348A1
An electric floating ball valve in the field of heating ventilation air conditioning temperature control is disclosed. The electric floating ball valve addresses the problems of the existing electric floating ball valve, such as poor rel...  
WO/2012/128870A1
Valve apparatus to prevent contamination of a fluid in a fluid regulator (300) are described. An example valve apparatus described herein includes a housing (402) disposed within a fluid flow passageway of the fluid regulator to define a...  
WO/2011/075248A8
A control valve includes a valve body 112, a valve stem, and a control element. The valve body receives the stem and includes a packing 128 box housing a packing set 130. A packing follower 132 includes a bore 133 sized to receive the st...  
WO/2012/128871A1
A diaphragm control valve (20) has a universal diaphragm mounting location, the diaphragm control valve includes a bonnet (44), a valve body (22), a diaphragm (38), and a clamping washer (92). The bonnet includes a first clamping surface...  
WO/2012/113349A1
A hydraulic actuator comprises a metal helical coiled multilayer seal (8, 12) for sealing between two relatively moving parts. The hydraulic actuator may include a hydraulic cylinder assembly in which the metal helical coiled multilayer ...  
WO/2012/107354A1
The invention relates to a sealing arrangement comprising an inelastic substrate (2) and a sealing material (4). An elastic material (6) having a greater elasticity than the sealing material (4) is arranged between the inelastic substrat...  
WO/2012/030708A3
An electronic coolant valve with a flexible sealing membrane. The membrane is expanded or contracted radially via a drive screw and an electric motor. The extension and retraction of the drive screw changes the shape of the membrane in t...  
WO/2012/051635A1
The invention relates to a compression part of a stuffing box, which compression part comprises a box part (2) and a gland pack (3) which is mounted displaceably in said box part (2) and by way of which at least one pack (4) which is rec...  
WO/2012/046101A1
A drainage angle valve with external closure and manual actuation comprises a main body formed by a valve with a single cast receiving body that projects internally, forming a communicating chamber with an outlet positioned at 90° in re...  
WO/2012/042306A1
A 45° angle valve with internal/external closure and manual actuation comprises a main body formed by a valve with a single cast receiving body which projects internally, forming a communicating chamber with an outlet positioned at an a...  
WO/2012/030708A2
An electronic coolant valve with a flexible sealing membrane. The membrane is expanded or contracted radially via a drive screw and an electric motor. The extension and retraction of the drive screw changes the shape of the membrane in t...  
WO/2012/003778A1
A corrugated pipe sealing assembly and a corrugated pipe valve having the corrugated pipe sealing assembly are disclosed. The corrugated pipe sealing assembly comprises an inner corrugated pipe (3), an outer corrugated pipe (4), an upper...  
WO/2011/160737A1
The invention relates to a changeover valve (10), comprising a valve housing (3), which has at least two fluid openings (4, 5, 6), of which a first fluid opening (4) is provided in an opening plane arranged transversely to the longitudin...  
WO/2011/157760A1
A valve comprising a valve housing (102) with a valve bonnet (105), an inlet opening (103) and an outlet opening (104), the valve bonnet (105) having a passage (106) for a valve stem (107), the passage (106) having a sidewall (123) and t...  
WO/2011/142974A1
Movable valve apparatus (306) having conditioned lubricating surfaces (332) are described. An example valve includes a valve packing (308) having a graphite packing ring (314) disposed within a bonnet (304) of the fluid valve and a stem ...  
WO/2011/133267A1
Valve shaft apparatus are described herein. An example valve shaft apparatus includes a shaft having a stationary seal and a dynamic seal spaced from the stationary seal. The stationary seal defines a first leakage detection area adjacen...  
WO/2011/123128A1
An inline valve (52) for a gas distribution system having a tubular valve chamber (68) for supporting a valve member (72), wherein the inlet and outlet are coaxial with each other and flow enters the valve chamber (68) at a different ang...  

Matches 101 - 150 out of 3,117