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Matches 1 - 50 out of 22,722

Document Document Title
WO/2019/052717A1
The invention relates to a metering device (1) for controlling a gaseous medium, in particular hydrogen, comprising a valve housing (2), in which an inner chamber (18) is formed. A reciprocatingly movable armature (10) having an elastic ...  
WO/2019/048071A1
The valve includes a flap (36), a tubular valve body (26) defining a passageway, and a device for guiding the flap (36) relative to the valve body (26) for pivoting the flap (36) relative to the valve body (26) about a pivot axis between...  
WO/2019/046876A1
The invention relates to a valve (10) for use in low temperature regions, in particular below 40 °C, preferably below 100 °C, particularly preferable below 150 °C, comprising a flow channel (1), and a closing element (3) that is adjus...  
WO/2019/042928A1
The invention relates to a valve (1) for turbomachines, comprising a valve housing (2) through which a flow channel (3) with a fluid inlet (4) and a fluid outlet (5) extends, a valve seat (8) that defines a section of the flow channel (3...  
WO/2019/046733A1
A suction cover nut for a reciprocating pump includes a body configured to be at least partially received within an access port of a fluid cylinder of the reciprocating pump. The body extends a length along a central longitudinal axis. T...  
WO/2019/043306A1
Method for circulating fuel in a filling line (2) of a tank of an aircraft. The method according to the invention involves automatically and mechanically varying the cross-section for passage of the fuel until the fuel reaches a threshol...  
WO/2019/042864A1
A fluid switchover device comprises the following features: a housing (10) having at least three connection points (11, 12, 13, 14), which lead into an interior; a valve flap (30) having a rotary shaft (40), the valve flap being rotatabl...  
WO/2019/042691A1
The invention relates to a pressure-limiting valve (1) of gas line conveying an aerosole, having a movable valve body (2) and a valve seat (8), wherein the valve body (2) has nozzle openings (9) and the valve seat (8) has through-holes (...  
WO/2019/043884A1
A first seal member (20) has: a first inner ring (21) that ensures airtightness by being in contact with an outer peripheral surface of a shaft (3); and a first outer ring (22) that holds the first inner ring (21) by being disposed on th...  
WO/2019/044245A1
This double eccentric valve is provided with: a valve seat 13; a valve body 14; a rotation shaft 15 in which the valve body 14 is provided to a leading end section 15a thereof; a motor 32 that rotates the rotation shaft 15; a valve gear ...  
WO/2019/038273A1
A pipeline pig launching device (10) has a tubular body (12) that accommodates a set of pipeline pigs (14A,14B) arranged in series, such that respective chambers (28A, 28B) are defined within the body in which to apply launch pressure be...  
WO/2019/039372A1
A method for manufacturing a valve device wherein, in a primary assembly step (S1), a portion of the component parts of the valve device are assembled. In a welding step (S2) a valve and a shaft are welded. In a heat treatment step (S3) ...  
WO/2019/033285A1
An isolating valve having opposing comb fingers for a sludge pipeline. The isolating valve comprises a valve body, a valve rod, a valve plate, and a valve rod control mechanism; the valve plate is mounted on the valve rod; the valve rod ...  
WO/2019/034401A1
In a seal arrangement for sealing first and second components (1, 2) of a vacuum device in relation to one another by means of an elastomeric sealing material (5), which is arranged on one of the two components (1, 2) and interacts with ...  
WO/2019/034891A1
An exhaust throttle valve configured for use with a turbocharger. The exhaust throttle valve comprising a housing defining a duct configured to receive exhaust gas discharged from an outlet of the turbocharger; a valve member disposed wi...  
WO/2019/034848A1
A valve seat (42a) for a valve (24) is disclosed, the valve seat facilitating cutting of a. body (82) located within the seat. The valve seat comprises a sealing surface (76) for sealing with a valve member (44) and a generally annular c...  
WO/2019/035885A1
A downhole tool includes an upper flow tube connected to a lower flow tube, an upper flapper sub-assembly including an upper flapper, and a lower flapper sub-assembly including a lower flapper. The upper and lower flapper sub-assemblies ...  
WO/2019/030362A1
The present disclosure relates to a pre-fill hydraulic cylinder for actuatin a pre-fill valve. The pre-fill hydraulic cylinder has features for providing enhance alignment between a valve seat and a poppet moved by the pre-fill hydraulic...  
WO/2019/030243A1
The invention relates to a stepper driven valve (10) for controlling fluid communication between a fuel tank and a canister, said valve being configured for being positionable in a closed position, an open position creating a passageway ...  
WO/2019/026815A1
The purpose of the present invention is to provide a device for preventing the excessive tightening of a valve, wherein the device has a thread portion having a simple structure and allows the valve to be reliably tightened by a predeter...  
WO/2019/024618A1
Disclosed is a valve (100), comprising a valve body (10), an inner valve seat (60) and a valve core (21). The valve core (21) is mounted in the valve body (10). The inner valve seat (60) is mounted in the valve body (10). The inner valve...  
WO/2019/027113A1
The present invention provides a pipe-attachment angle valve comprising: a supply pipe (10) having a water inlet pipe (91) connected to one end part thereof; a discharge pipe (20) of which one end part is connected to the periphery of th...  
WO/2019/028383A1
A valve is disclosed with a clamp mechanism that accepts interchangeable outlet connections. The interchangeable outlook connections may have different sealing geometries, where different sealing geometries are specified to be used with ...  
WO/2019/022932A1
Seal assemblies for use with fluid valves are disclosed. An apparatus includes a valve plug (210) having a first annular shoulder (224) adjacent an end of the valve plug, a seal (222) disposed on the first annular shoulder, and a fastene...  
WO/2019/022931A1
Fluid flow control apparatus for use with fluid valves are disclosed. An apparatus includes a plug (202) for a sliding stem fluid valve. The plug has a first portion (210) slidably coupled to a second portion (214). The apparatus also in...  
WO/2019/020361A1
The invention relates to a dual-seat valve comprising a housing (1), which has a first connection (3), a second connection (4) and a passage (17) that is arranged between the first connection and second connection and has a passage wall ...  
WO/2019/020267A1
The invention relates to a proportional valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a valve housing (2), wherein an interior space (9) is formed in the valve housing (2). A first closure element (16) is...  
WO/2019/019523A1
Disclosed is a safety valve having a double sealing function. The safety valve comprises a safety valve seat (1) and a valve body (2), wherein the safety valve seat (1) is connected to the valve body (2), a pressurized air through-hole (...  
WO/2019/020266A1
The invention relates to a metering valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a valve housing (2), wherein an interior space (3) is formed in the valve housing (2). A reciprocating closing element (10...  
WO/2019/016838A1
The invention relates to an overpressure safety valve of the type having a lateral slip pin. The valve includes a body (2) crossed by a duct (3, 3A, 3B), which extends from an inlet mouth (4) of the valve to an outlet mouth (5) thereof. ...  
WO/2019/016621A1
A valve for a positive displacement pump, a valve seat, a valve body for use therewith, and a pump comprising such a valve are described. The valve comprises a valve body and a valve seat each having engagement surfaces which are configu...  
WO/2019/018492A1
An excess flow valve assembly includes a gas pipe, an excess flow valve and a collar crimped to an outside of a portion of the gas pipe, the crimped collar compressing the portion of the gas pipe creating a positive stop for the excess f...  
WO/2019/015800A1
The invention relates to a regulating device for a turbocharger, wherein the regulating device (1) is received in a turbocharger exhaust gas conducting section through which exhaust gas can flow, and wherein a fluid flow to a turbine whe...  
WO/2019/011410A1
The invention relates to a micro check valve (10) having a substrate body (12) with a top side (16) and a bottom side (14), wherein at least the top side (16) has a seal web (34) between a first trough (30) and a second trough (32). Furt...  
WO/2019/012850A1
A double eccentric valve, wherein: the valve seat or valve body comprises a rubber seal part in which a seat surface or seal surface is formed; and interference between the valve seat and the valve body reaches a minimum at a position of...  
WO/2019/007779A1
The invention relates to a valve (1) for controlling an exhaust gas flow, more particularly an exhaust gas recirculation, the valve comprising a gas inlet (3), a first gas outlet (4, 5), a second gas outlet (4, 5) and a valve body (6) fo...  
WO/2019/008786A1
Provided is an angled check valve which enables a valve body and a valve seat to be easily and quickly replaced without disconnecting piping and which, therefore, has high maintainability. This angled check valve comprises: a valve box b...  
WO/2019/009268A1
A valve device (10) is disposed in an exhaust passageway (9b) of a muffler (1) and is provided with: a valve body (20) which opens and closes the exhaust passageway (9b) depending on the exhaust pressure of exhaust gas (G); an elastic me...  
WO/2019/004865A1
The invention relates to a hydraulic shut-off fitting, specifically to a fitting carrying out, inter alia, the functions of a nonreturn valve, and can be used for fire hydrant equipment. A universal valve comprises a single-pass through ...  
WO/2019/003529A1
A bypass air volume control device (10) is provided with a throttle body (12) having a bypass passage (16) for bypassing a throttle valve of an internal combustion engine, and a valve element (24) for opening and closing the bypass passa...  
WO/2019/004548A1
The present invention relates to a makeup water supply device, and the objective of the present invention is to enable initial heating water or makeup water to be supplied to a boiler heating pipe by controlling the opening and closing o...  
WO/2019/004644A1
The present invention configures a shutter valve which opens and closes a substrate moving path formed in a cylindrical well liner to be vertically and horizontally movable, and thus has an advantage in that it is possible to manufacture...  
WO/2019/000115A1
A vortex-free water pump control valve, comprising: a valve body (1), a valve cover (2), a valve flap (3) and an opening and closing device (4); the valve body (1) is provided with a water inlet (11), a water outlet (12) and an assembly ...  
WO/2019/001249A1
An electric valve comprises a valve body (1), a spool assembly (2), and a coil assembly (3). The spool assembly comprises a piston (5), a valve seat (4), a valve needle (21), and a rotor (22). The valve seat is provided with a first valv...  
WO/2018/236804A1
A normally closed fast-acting solenoid valve is provided that prevents hydraulic fluid leakage from a fluid gallery of a hydraulic system in a de-energized state. The solenoid valve includes a bobbin, an armature, a yoke, a core, a push ...  
WO/2018/237283A1
A variable flow poppet valve includes a first stage, a second stage, a bushing disposed in the second stage, and a cap configured to actuate the valve open. The first stage includes an inner valve plug having a head with a first tapered ...  
WO/2018/233915A1
Valve comprising a body (2), a butterfly (1) which is centred, and mounted with the ability to rotate inside the body (2) from an open position uncovering the passage to a closed position covering same and a seal (3) arranged inside a ho...  
WO/2018/233912A1
The invention relates to a proportional valve (100) for controlling a gaseous medium, in particular hydrogen, comprising a movable closure element (301) and a first spring (302) arranged on the closure element (301), the first spring (30...  
WO/2018/233905A1
A metering valve (1) for supplying gas to a fuel cell, wherein a closure element (23) has a first contact surface (23a) which can be placed onto a first contact surface (18a) of a nozzle (18), which first contact surface is arranged adja...  
WO/2018/233909A1
The invention relates to a proportional valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a valve housing (2), on which a nozzle body (20) is formed. A closing element (18) is arranged in the valve housing (2...  

Matches 1 - 50 out of 22,722