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WO/2023/195287A1 |
A fuel passage structure (40) comprises: a passage formation member (42) that forms a fuel passage (43) through which flows a pressurized fuel discharged from a fuel pump (16); and a check valve (60) that prevents backflow of the pressur...
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WO/2023/187721A1 |
A pressure regulating valve structure is described. The pressure regulating valve structure may include a valve body, an air inlet channel arranged in the valve body, and a valve stem movably arranged in the air inlet channel and configu...
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WO/2023/186904A1 |
The invention relates to a dust-shield device (1) for a hydraulic fitting (50) to which a hydraulic socket can be connected and disconnected, comprising: - a body (2) provided with a bushing (11) designed to be inserted onto said hydraul...
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WO/2023/185916A1 |
A valve core (3) and a one-way valve. The valve core (3) comprises a body (31) and a plurality of wing plates (32). A side surface of the body (31) is provided with at least one variable-diameter portion (314); the plurality of wing plat...
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WO/2023/179811A1 |
The invention relates to a valve (1) at least comprising: a valve housing (H); a closure element (3); a spring (4); and a support (S). In the valve, the valve housing (H) is provided with at least one first valve opening (H1) which can b...
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WO/2023/175170A1 |
The current disclosure is a distribution layer for vacuum assisted resin transfer molding of a wind turbine blade and/or a wind turbine blade part, a vacuum assisted resin transfer molding assembly comprising the distribution layer and a...
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WO/2023/177178A1 |
A check valve is disclosed. The check valve according to the present embodiment may comprise: a sheet that is press-fitted into the inner diameter of a bore; a filter which is seated on the upper side of the sheet and through which a flu...
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WO/2023/172946A1 |
In one example, a watercraft includes a hull that defines a recessed portion, and the hull is a unified, single-piece, structure. The watercraft further includes a self-draining scupper with a passageway that is integral with the hull an...
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WO/2023/172675A1 |
An inerting fuel tank system comprising a closed tank and any number of flow impingement valves. The flow impingement valve allows uninhibited flow in one direction. In the reverse direction, the fluid flows back into the input flow stre...
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WO/2023/165386A1 |
A gear-adjustable constant flow valve, and a measurement apparatus. The gear-adjustable constant flow valve (1) comprises: a first valve body (11), a first gear portion (112) and a second gear portion (113) being provided on an inner wal...
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WO/2023/164450A1 |
A diaphragm pump includes a valve inlet portion (302) elongated in a first direction along a longitudinal axis (306), and a valve outlet portion (324) coupled to the valve inlet portion (302). A ball check valve (112) is arranged between...
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WO/2023/161017A1 |
A pump device (1) comprises a centrifugal pump (2) and a mixing unit (4) in which two fluids are mixed. The mixing unit (4) comprises a flapper valve (10) configured to move between a first and a second position in which it closes a firs...
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WO/2023/162747A1 |
Provided is a separation membrane module with which it is possible, when a tubular separation membrane is damaged, to stop the outflow of fluid from the damaged tubular separation membrane. This separation membrane module 1 has a cylindr...
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WO/2023/156910A1 |
A safety valve for storage water heaters, in particular household water heaters, comprises a valve body (1) defining a first tubular portion (3), in which a flow control insert is housed (6), and a second tubular portion (4), in which a ...
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WO/2023/156185A1 |
Throttle valve arrangement for hydrostatic units, comprising a valve housing with a through hole in which a cylindrical bushing is inserted, whose axial openings form a discharge port and a charge port of the throttle valve. An undercut ...
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WO/2023/158640A1 |
A check valve assembly includes a body, a valve assembly configured to engage a port of the check valve assembly, and a handle integrally formed with the body and extending from a substantially cylindrical exterior surface thereof. The h...
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WO/2023/155396A1 |
A swing check valve having a slow-closing function. The swing check valve comprises a swing check valve body (1), which comprises a valve body (11), a valve seat (12), a valve disc (13), a rocker (14) and a valve cover (15). The swing ch...
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WO/2023/152324A1 |
The invention relates to a valve (1) for a piston compressor, comprising a valve seat (2) with a number of through-channels (12), which open into the end face (3) of the valve seat (2), and a valve plate (4), which has a flat seal surfac...
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WO/2023/148065A1 |
The invention relates to an internal combustion engine (12), with an exhaust tract (20) through which exhaust gas from the internal combustion engine (12) can flow, and with a secondary air system (22) which has a secondary air conduit (...
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WO/2023/146048A1 |
A hydrogen recirculation ejector for a fuel cell, according to the present invention, may comprise: a recirculation line for recirculating hydrogen gas, discharged from a stack which produces electricity by using air and hydrogen gas sup...
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WO/2023/144109A1 |
A closing element (1) for a valve, comprising an upstream closing element side (I); a downstream closing element side (III); and a valve seat surface, wherein both closing element sides have a favorable shape in terms of flow and the val...
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WO/2023/147394A1 |
A reed valve assembly includes a retainer, one or more reed cages, and a plurality of reed petals. The retainer includes a flange, first and second openings, and a center retainer separating the first and second openings. The reed cages ...
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WO/2023/141329A1 |
An adjustable compact check valve for a pneumatic self-inflating mattress. The compact check valve includes a preload selector which is adjustable to user selected settings, each of which will vary the load on a preload compression sprin...
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WO/2023/132945A1 |
An air valve assembly includes a housing defining an internal channel, a plunger member positioned in the internal channel and configured to slide relative to the housing, a biasing member positioned in the internal channel and configure...
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WO/2023/133234A1 |
A check valve that includes: (a) a tubular valve body having a downstream end and an upstream end and (b) a tubular sleeve positioned within the valve body. The tubular sleeve bounds a longitudinally-extending flow-through passage for fl...
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WO/2022/040071A9 |
A backflow prevention assembly includes a body forming two buckets, wherein flow passes through the body from an inlet to an outlet along an axis and consecutively through each of the buckets. A single zone test cover encloses a first of...
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WO/2023/128842A1 |
A down-the-hole, DTH, hammer (1) configured for operation under the influence of motive fluid, the DTH hammer comprising: a housing (80) extending between a first end (81) and a second end (82) along a longitudinal axis of the DTH hammer...
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WO/2023/128844A1 |
A down-the-hole, DTH, hammer (1) configured for operation under the influence of motive fluid, the DTH hammer comprising: a housing (80) extending between a first end (81) and a second end (82) along a longitudinal axis of the DTH hammer...
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WO/2023/128843A1 |
A check valve (10) for use with a down-the-hole, DTH, hammer (1) to control flow of a motive fluid, said check valve comprising: at least one through-going first internal passage defining a first flow path for the motive fluid; and at le...
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WO/2023/123967A1 |
A one-way air valve and an inflatable castle. The one-way air valve comprises a bottom seat (1), a top seat (2), a connecting assembly and a valve core, the connecting assembly having a third air passing cavity (73) therein that is in co...
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WO/2023/129268A1 |
A downhole pump for a reciprocating system includes a barrel and a plunger. The barrel couples to a tubing string and has a standing valve. The plunger couples to a rod string and has a traveling valve. Either valve can include a housing...
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WO/2023/117638A1 |
The invention relates to a valve device (50) for injecting gas (4) into a mixing chamber (11) of a plastic metering device (1) in order to load at least one component (2) located in the mixing chamber (11) with the gas, comprising a pres...
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WO/2023/114540A2 |
The present disclosure relates to an electronic faucet having a spout, a fluid passageway supported by the spout, a valve assembly including an electrically operable valve positioned to control fluid flow through the fluid passageway, a ...
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WO/2023/110873A1 |
The invention relates to a check valve (100) comprising: • a housing comprising a main body (10) which has an inlet opening (11); • a valve body (20) which has a passage (21) comprising an outlet opening (22), is disposed at least pa...
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WO/2023/110821A1 |
The invention relates to an injector (1) for injecting fuel, preferably for injecting a gaseous fuel, in particular hydrogen, comprising a fuel supply line for introducing a highly pressurized gaseous fuel, an active valve (3) which can ...
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WO/2023/109503A1 |
A valve assembly (100) and a stop valve (200). The valve assembly (100) comprises: a core body (10) and a core stem (20), wherein the core stem (20) is arranged in the core body (10), a first valve port (112) is formed by the inner wall ...
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WO/2023/113268A1 |
According to an embodiment of the present disclosure, provided is a check valve comprising: an entrance end (100) in which a fluid flows; an outlet end (111) from which the fluid flowing from the entrance end is discharged; a housing (12...
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WO/2023/110846A1 |
The present invention relates to an injector (1) for injecting fuel, preferably for injecting a gaseous fuel, in particular hydrogen, the injector comprising a fuel feed line for introducing a highly pressurized gaseous fuel; an active v...
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WO/2023/113607A1 |
A valve (1), an assembly comprising the valve (1), and a method for controlling a pressure difference between fluids on an inside and on an outside of a wall (CW; 50) defining a portion of a chamber, the valve (1) comprising: a lever (3)...
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WO/2023/106962A1 |
The drain valve contains a body, a flat valve with an elastic seal and a lever pivotally attached to the axis on the valve wall. The first and second inserts with annular walls are sequentially placed in the body. The locking element has...
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WO/2023/104542A1 |
A shock-valve (1) comprising a housing (2) having an inlet (3) connected to a chamber (4) and an outlet, a valve seat section having a valve seat (12) and being arranged in the housing (12), a valve element (7) cooperating with the valve...
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WO/2023/103238A1 |
A one-way finish valve suitable for a hydrogen-energy handheld torch. The one-way finish valve comprises: a valve body (1), a spool assembly (2), a spring (3), a spring cavity (4) and a sealing ring (5), wherein the spring cavity (4) is ...
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WO/2023/102487A1 |
A valve includes a first body having an inlet and a ledge surrounding the inlet at a location inwardly of the body, a second body having an outlet and a poppet bore having a circumferential poppet bore surface, a poppet located in the po...
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WO/2023/094169A1 |
The invention relates to a valve (1) for conveying a gaseous medium, comprising a sealing element (7), a housing (2), and a channel (3) via which a connected unit can be connected, wherein the sealing element is disc-like and comprises a...
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WO/2023/088010A1 |
An example breakaway valve for a cryogenic fluid tank includes a first valve and a second valve. The first valve includes a first valve body that defines through-holes and notches along a distal edge. The second valve includes a second v...
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WO/2023/091065A1 |
A closure device and a system for reversible closure of a drain is disclosed, the closure device comprising a collapsible, flexible material chute (6), a throttling mechanism (9) comprising a shutter (15) and an actuator (14) controlling...
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WO/2023/091044A1 |
The invention relates to delivery assemblies for rotary piston compressors. The present assembly contains a delivery bore configured in the housing of a compressor, said bore communicating by means of at least one delivery port with a wo...
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WO/2023/091538A1 |
A check valve (100) includes a valve element (130) and a valve body having a body housing (120), an annular valve seat insert (160), a bushing (140), and a biasing member (145). The body housing includes an outer circumferential wall (11...
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WO/2023/089034A1 |
The invention relates to an armature assembly having a housing (1) with at least two openings (2, 3) and a channel (4). At least one throttle module (12), which can be flown through in a direction of flow, is arranged in the channel (4)....
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WO/2023/089040A1 |
The invention relates to an assembly for preventing a backflow, comprising at least one element (23) which releases a flow in a flow direction and prevents a flow opposite the flow direction. The element (23) is arranged in a chamber (20...
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