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WO/2024/079673A1 |
Disclosed are methods and apparatus for valve to control flow of a fluid under pressure. The has a valve body with a first port, and a second port. A valve bonnet engages to the valve body. A valve member has an endless skirt supported b...
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WO/2024/062087A1 |
The invention relates to a gas inlet valve for controlling inlet of a fluid into a vacuum process chamber, wherein the gas inlet valve (1) comprises: a gas flow unit (2), wherein the gas flow unit comprises a sealing surface (24) in the ...
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WO/2024/048623A1 |
Provided is a compact rotary valve that is equipped with a stem removal prevention function without requiring any special processing or additional component parts. The rotary valve enables accurate and easy assembling of a shaft mounting...
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WO/2024/007806A1 |
A sealing structure, comprising a stuffing box (2) and a valve cover (3). The side wall of the stuffing box (2) is provided with an external thread (21) and a sealing groove (22) used for mounting a first sealing ring (4); the valve cove...
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WO/2023/228119A1 |
A sealing gasket (1) constituted by an annular body defining an inner diameter (D) and provided with a profile comprising an upper segment (K), connected to upper side segments (N, I); an outer circular segment (R3) and an inner circular...
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WO/2023/226558A1 |
A fluid valve, a thermal management system, and a vehicle. A fluid valve (100) comprises: a valve housing (10), wherein the valve housing (10) is provided with a plurality of flow channel ports (11), and the valve housing (10) is provide...
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WO/2023/217996A1 |
The cryogenic valve (23) comprises: - a valve body (27) delimiting a cryogenic fluid passage (33) fluidically connecting a cryogenic fluid inlet (29) to a cryogenic fluid outlet (31); - a shutter (37); - an actuator (39); - a kinematic c...
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WO/2023/208535A1 |
The invention relates to a valve device (10) for a fluid system (1), comprising a valve unit (20) which can be brought into an open state (I) to release a valve opening (21) for a fluid flow (200) in the fluid system(1), and into a close...
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WO/2023/206736A1 |
A pull-up switching valve and a water outlet device. The pull-up switching valve comprises: a switching valve main body, a switching shaft, and a limiting member, wherein the switching shaft is located in a through hole, and a body porti...
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WO/2023/179940A1 |
The present invention pertains to a valve for a refrigeration application, in particular a shut-off and/or regulating valve. The valve comprises a bonnet (1) connected to a housing (2) with two fluid openings (21, 22), a spindle (3) full...
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WO/2023/179942A1 |
The present invention pertains to a valve for a refrigeration application, in particular a shut-off and/or regulating valve. The valve comprises a bonnet (1) connected to a housing with two fluid openings (21, 22), a spindle (3) and a pi...
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WO/2023/179941A1 |
The present invention pertains to a valve for a refrigeration application, in particular a shut-off and/or regulating valve. The valve comprises a bonnet (1) connected to a housing (2) with two fluid openings (21, 22), a spindle (3) full...
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WO/2023/169504A1 |
A shielding structure, a valve and a pump. The shielding structure comprises: a mounting base, which is provided with a mounting hole (122); a sliding rod (2), which is inserted into the mounting hole (122) and can slide in an axial dire...
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WO/2023/154998A1 |
A valve includes a body, an inlet configured to receive a pressurized gas, an outlet configured to receive the pressurized gas from the inlet, and a region configured to receive the pressurized gas from the inlet. The valve further inclu...
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WO/2023/143180A1 |
A stop valve (100) and a refrigeration system (200) having same. The stop valve (100) comprises: a valve body (10), the valve body (10) being provided with a valve port (161); and a valve core (20), the valve core (20) being at least par...
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WO/2023/135243A1 |
The invention relates to a valve shaft seal (28) for a gas or oil valve (10), comprising a seal ring (30) which comprises or is made of a bronze-filled polymer material and has two seal lips and a lateral flank (46) that faces away from ...
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WO/2023/094331A1 |
The invention relates to a control valve unit (10) comprising: a valve housing (12); a valve rod (14), which can be axially displaced in the valve housing (12), for actuating an actuator; a seal (42) which is associated with the valve ro...
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WO/2023/081308A1 |
A knife gate valve includes a shutoff apparatus and a valve stem in communication with the shutoff apparatus. The valve stem includes a threaded portion and a journaled portion above the threaded portion. The journaled portion has a diam...
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WO/2023/075608A1 |
A torque tool (22) comprising a housing (30) having an interior and an exterior in which is located a volume of fluid, a motor (24) and an interface part (26) having an exterior surface and a longitudinal axis (A) which is parallel to th...
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WO/2023/061618A1 |
The invention relates to an ultrasonic flow meter comprising: a duct (5) for measuring the flow rate of a fluid, two ultrasonic transducers mounted opposite one another facing the wall of the duct, a housing comprising a main receptacle ...
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WO/2023/048994A1 |
A valve includes at least one valve stem seal, such as a packing seal, that is included in a removable seal cartridge. The valve stem is connected to the actuator via a linkage, which can be removed to provide a linkage gap between the a...
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WO/2023/031055A1 |
The invention relates to a control valve unit (10) comprising a valve rod (12) which is sealed from a valve housing (14) via a seal assembly. The seal assembly has a packing (16), which is received axially between a pressure sleeve (20) ...
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WO/2023/031298A1 |
The invention relates to an automatic valve which comprises a valve body provided with a fluid duct. The valve body comprises a diaphragm configured to seal off the fluid duct when it is in the closed position and to enable a fluid to fl...
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WO/2023/031054A1 |
The invention relates to a control valve unit (10) having a measuring device (52), wherein the control valve unit (10) comprises a valve rod (12) which is sealed with respect to a valve housing (14) by a seal arrangement, wherein the sea...
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WO/2023/001101A1 |
A spiral water intake valve (19) and a fire-fighting robot. The spiral water intake valve (19) comprises a valve body (111). A main valve core (112) is provided in the valve body (111), and a spiral water intake mechanism (113) is provid...
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WO/2023/275408A1 |
The invention relates to a control valve (10) comprising a valve housing (12) with a valve inlet and valve outlet (12-1, 12-2) and a valve cover (14), also comprising a housing-mounted valve seat (16), which is arranged in the flow chann...
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WO/2022/268193A1 |
A driver (60) and a control valve (1000). The control valve (1000) comprises a valve body (1), a first valve element (2), and a second valve element (3). The valve body (1) is provided with a valve cavity (11), a plurality of communicati...
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WO/2022/264876A1 |
Provided is a valve capable of reducing leakage of a working fluid between a back space and one space. A gap S10 connecting one space S2 and a back space S3 is formed between a rod 20 and a valve housing 10, and the gap S10 has a bent ...
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WO/2022/258383A1 |
A rotary disc valve (18) is used to control fluid flow within a fluid delivery system. The valve may include a valve body (20) having multiple ports (33-37) that are connected to the system, and a lid (44) that closes an open end of the ...
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WO/2022/242719A1 |
A reversible electromagnetic valve (100), comprising a valve seat (10) having a valve port (11), a sliding block (20) slidably connected to the valve seat (10), and a driving member (30). The driving member (30) can drive the sliding blo...
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WO/2022/221674A1 |
An actuator assembly includes, a main body, a perimeter compressor, an actuator shaft, an actuator, and a sealing member. The perimeter compressor is slidable between a retracted position and an extended position. The actuator shaft exte...
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WO/2022/215667A1 |
The present invention comprises a purge gas flow path 60 for supplying a butterfly valve 1 with a purge gas for preventing a control fluid from flowing into a magnetic fluid sealing portion 19 from a flow path 30 through an insertion hol...
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WO/2022/212519A1 |
A fluid metering valve (10) comprises a valve body (100) including an inlet opening (110) and an outlet opening (120). A seal ring (30) is installed within the valve body and defines an opening in communication with the inlet opening and...
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WO/2022/198439A1 |
Disclosed is a shut-off valve (100) for use with cryogenic fluids having a body (110) including a valve inlet (112a), a valve outlet (112d), and one or more internal surfaces (111) that define at least one void (112) in fluid communicati...
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WO/2022/199057A1 |
Shut-off valves for cryogenic fluids are disclosed herein. An example valve includes a valve body defining a flow path and a valve seat, a bonnet coupled to the valve body and defining a bonnet chamber, a plug configured to slide between...
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WO/2022/167250A1 |
Described is a valve (1) on which a valve plate (5) is arranged in a valve housing interior space (6) of a valve housing (2) and fixed to a shaft (7), wherein the valve plate (5) together with the shaft (7) can be displaced back and fort...
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WO/2022/158346A1 |
An electromagnetic valve (1A) of a first side surface has a flow-path-constituting part, a solenoid, and a solenoid housing. The flow-path-constituting part has a first component (50) and a second component. The solenoid housing, the fir...
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WO/2022/154171A1 |
The present invention relates to an apparatus and a method for adjusting a valve packing tightening force. The apparatus according to one embodiment of the present invention is for adjusting a valve packing tightening force of a valve as...
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WO/2022/127400A1 |
A stop valve (100) and an air conditioning system comprising the stop valve (100). The stop valve (100) comprises a valve body (10) and a valve core (20), wherein the valve body (10) has a first opening (11), a second opening (12) and a ...
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WO/2022/110572A1 |
A self-sealing butterfly valve having an arc-shaped disc, comprising a butterfly valve body (1). A base plate assembly (2) is provided at the bottom end of the butterfly valve body (1); a self-sealing assembly (3) is provided at the midd...
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WO/2022/072686A9 |
A ball valve is described for use in industrial plants. The valve includes: a valve body; a valve stem (509) extending from the valve body through a valve gland (500), a valve-actuator interface flange (502), and an actuator flange (450)...
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WO/2022/101012A1 |
A valve system (1) comprising a valve body (20) and a stuffing box (30) assembled to the valve body (20), the valve body (20) having an internal surface (29) defining an annular groove (21), the annular groove (21) comprising an upper si...
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WO/2022/101013A1 |
A valve system comprising a valve (4) including a valve stem (13); a valve actuator (2) for controlling opening and closing of the valve (4) and comprising a piston (14) coupled to the valve stem (13) and defining a first chamber (6) of ...
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WO/2022/101011A1 |
A valve system (1) comprising a valve having a valve stem (50), a valve body (20) and a stuffing box (30) assembled to the valve body, the valve system comprising a washer (60) in contact with the stem (50) and the stuffing box (30), the...
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WO/2022/083285A1 |
A straight-stroke no-material-loss high-temperature normal-pressure filler sealing structure, comprising an upper valve cover (1), which has an accommodating cavity; a valve stem (2), which passes through the accommodating cavity of the ...
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WO/2022/080051A1 |
A valve device comprising: a sealing member (30) slidably in tight contact with the outer peripheral surface of a rotary shaft (13); and an annular mounting ring (31) for mounting the sealing member to a housing. A one-side plate portion...
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WO/2022/065410A1 |
The present invention provides a valve capable of controlling a fluid with high precision. A valve, according to the present invention, comprising: a valve housing 10 having a primary pressure space S1 and a secondary pressure space S2...
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WO/2022/028965A1 |
The invention relates to a valve for flowable media, in particular for liquid adhesive or glue, with a valve housing (21) and with an elongate closure member (25), which is arranged in the valve housing (21), is axially movable in a medi...
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WO/2021/261377A1 |
Provided is a compact valve device that makes it possible to adjust the set length of a coil spring. A valve device 10 that has a housing 15 to which a valve seat 27 is provided, a valve body 30 that comes into contact with and separates...
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WO/2021/237031A1 |
A new and innovative high-pressure priming valve is provided for use in high-pressure fluid systems that require a high level of fluid purity. The priming valve includes at least three ports, some of which are angled. The priming valve a...
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