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Patent Searching and Data


Matches 1 - 50 out of 23,122

Document Document Title
WO/2019/220153A2
The present invention relates to an axial valve with a modular concept for the regulation of fluid flow and prevention of fluid reverse flow consisting of a single-piece and two-piece outer valve body (1; 99) that can be installed within...  
WO/2019/219860A1
The invention relates to a fresh-air supply system (4) for a submarine, which includes: - a body (22) extending along a longitudinal axis (Z); - a pipe (20) for collecting fresh air, mounted so as to slide along the longitudinal axis ins...  
WO/2019/219732A1
The invention relates to a non-return valve, in particular for a refrigeration or heat circuit, which valve can be inserted into a connection opening (26, 27, 28, 29) of a connection device (21) or of a pipe (39) and comprises: - a one-p...  
WO/2019/221785A1
A valve for a refrigeration system and a method of forming a valve includes a dual piston assembly having an inner piston (44) and an outer piston (42) that are moveable relative to each other to control pressure equalization flow throug...  
WO/2019/219957A1
There is provided a valve assembly (100). The valve assembly comprises a valve seat comprising an inner concentric valve seat (104) and an outer concentric valve seat (105), the inner concentric valve seat being arranged radially inward ...  
WO/2019/216613A1
A high-pressure gas opening/closing valve of the present invention comprises: a valve body, which has a fluid channel formed through a lower portion thereof and has an opening/closing passage branching and extending upward from one side ...  
WO/2019/214629A1
A valve needle assembly (120, 220) and an electronic expansion valve (200) having the valve needle assembly (120, 220); the valve needle assembly (120, 220) comprises a valve stem (121, 221), a valve needle (122, 222), an elastic element...  
WO/2019/216557A1
The present invention relates to connection of a pipe or a tube such as a hose and, specifically, provides a fitting device used as an air cooling and heating cycle conditioning part and allowing easy insertion and separation of a pipe, ...  
WO/2019/212404A1
Embodiments of the invention include a unidirectional exhalation valve for a respiratory device such as a facemask. The valve opens to vent air out of the interior of the facemask and closes to prevent the inflow of ambient air. The valv...  
WO/2019/211566A1
The invention relates to an air sampling system comprising an air sampling port created on an engine of the aircraft, an air supply duct, a pressure sensor, an overpressure valve mounted in said air supply duct, characterized in that sai...  
WO/2019/211505A1
This invention relates to a valve (1) comprising: a flow channel and a closure member (4). A first sealing surface (6) is provided along walls of the flow channel and a second sealing surface (9) is provided along outer edges of a sealin...  
WO/2019/211506A1
This invention relates to a valve sealing arrangement, comprising a valve body (1), and a closing member (2) comprising a closing member contact surface (18), and a seat (3), having a center axis (4), and provided with a sealing portion ...  
WO/2019/211352A1
The invention relates to a device (1) for regulating the pressure of fluids, comprising: a valve housing (6) with an inlet (16) and an outlet (15); a connection element (2) which is arranged within the valve housing (6); and a valve seat...  
WO/2019/213622A2
A valve and seat set has a seal coupled to the valve body, the seal surface comprising irregularities to allow pressure to propagate in-between the mating surfaces when pressure from the inside of the valve is equal to, or greater than, ...  
WO/2019/211007A1
The invention relates to a valve actuating device (1), in which a bistable mechanism (13), by which an auxiliary valve (7) of a pressure-actuatable main valve (2) can be controlled, is set up in such a way that at least one stop point fo...  
WO/2019/212996A1
A rotary valve includes a valve body defining an inlet, an outlet, and a fluid flow path connecting the inlet and the outlet, and a valve shaft is disposed in the valve body. A control element (40) includes a first side, a second side, a...  
WO/2019/205337A1
An isolation device of a precipitation chamber, used for separating an inner cavity and outer cavity of the precipitation chamber, the isolation device comprising a separation plate mechanism (1) used for sealing the inner chamber, and t...  
WO/2019/206770A1
The invention relates to a fluid connection adapter (3) which, for the fluidic connection of a pipeline (23) to a hose nozzle (2), has a rigid connector stub (5) for coupling to the pipeline (23), and a hose nozzle receptacle (17) formed...  
WO/2019/206982A1
Exhaust-gas valve for an exhaust-gas control device In the case of an exhaust-gas valve (3) for an exhaust-gas control device (2) of an internal combustion engine (1), one valve body (14) is manufactured in one piece with a shaft (16), a...  
WO/2019/206600A1
The invention relates to a fuel delivery device (100) for cryogenic fuels, comprising a tank (30), a high-pressure delivery pump (1), and a supply line (18), via which the high-pressure delivery pump (1) can be supplied with cryogenic fu...  
WO/2019/208385A1
This poppet-type flow control valve comprises: a valve housing having an inlet flow channel, an outlet flow channel, a valve chamber provided between the inlet flow channel and the outlet flow channel, and a valve seat provided to the va...  
WO/2019/205521A1
A water softener valve and a water softener. The water softener valve comprises a valve body (1). The valve body (1) has a cavity (10) and the following channels in communication with the cavity (10): a water inlet channel (11), a water ...  
WO/2019/208910A1
Disclosed are a butterfly valve which has increased corrosion or acid resistance while maintaining the strength, has a reduced weight, and can be mass-produced, and a method for manufacturing same. The butterfly valve comprises a body pa...  
WO/2019/206743A1
An exhaust-gas valve (3) for an exhaust-gas control device (2) has a compensation device (21) for compensating tolerances of two valve bodies (14, 15) arranged on a common shaft (16). The compensation device (21) has two rings (22, 23) w...  
WO/2019/208016A1
This valve is provided with: a first plate forming a first vent hole; a second plate which configures, with the first plate, a valve chamber therebetween communicating with the first vent hole, and forms a second vent hole communicating ...  
WO/2019/204052A1
A flow conditioner of a valve assembly includes a body including a longitudinal axis, a first end, a second end, and a flow path connecting the first end and the second end. A non- planar surface is formed in the first end of the body. A...  
WO/2019/199851A1
A damped check valve (20) having multi-pressure operation is provided. The check valve includes a liner (22) with a poppet (24) movable within the liner. The liner defines a flow passage (38) aligned along a longitudinal axis (44) define...  
WO/2019/102399A3
The invention relates to solvent extraction equipment (30), allowing efficient usage through reuse of the solvent(s), with greater penetration and subsequent extraction of the compounds, increasing the amount of product obtained. The equ...  
WO/2019/193932A1
Provided is a motor-operated valve that has a simple configuration and can ensure sufficient sealing while preventing fluctuation in sliding resistance due to the environment in which the valve is used. A seal assembly 35 interposed betw...  
WO/2019/195831A1
A rotatable pressure relief valve assembly is provided. The assembly may comprise a butterfly valve, a spring actuator, and a diaphragm device having a flexible membrane. A linkage assembly may be provided with a first end and a second e...  
WO/2019/193273A1
The principal subject of the invention is a metallic sealing assembly (30) between a rotating shaft (16) and a fixed frame (3), characterized in that it comprises: a flexible metallic seal (1) having two tori, inner and outer, that are c...  
WO/2019/035885A8
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/2019/191276A1
This disclosure presents a pump body, such as a fluid end housing used in a reciprocating pump, which provides an integral seating or engagement surface (or a valve seat integrated with the pump body) for a valve member. The integral eng...  
WO/2019/190609A1
A combination control and check valve assembly for a wet piping system includes a control valve in the form of a ball valve and a one-way check valve mounted within the flow pathway of the ball valve. A valve actuation assembly is mounte...  
WO/2019/181922A1
Provided is a seal ring with which wear of a counterpart housing can be reduced, sticking out from an annular groove can be prevented, and which has an excellent low-leakage property, which is the primary purpose of the seal ring. This s...  
WO/2019/181427A1
Provided is an electric valve that is capable of preventing interference between a valve seat and a valve body caused by a heat effect, etc., and effectively improving operability, durability, and controllability. An electric valve 1 in ...  
WO/2019/181225A1
A flow rate adjusting valve (10) is provided with: a casing (11) having formed therein an inflow opening (12), an outflow opening (13), and a flow path (14) which connects the inflow opening (12) and the outflow opening (13); a cylindric...  
WO/2019/174685A1
Disclosed is a butterfly valve (1)comprising a valve housing (2)and a rotatable disc (3)arranged to rotate between a blocking position, in which the disc (3)will block flow through the housing (2), and an open position in which the disc ...  
WO/2019/177831A1
A pressure regulator (110) includes a valve body (112) having a fluid inlet (114) and a fluid outlet (116) connected by a fluid passageway (118). An orifice (120) is disposed between the fluid inlet and the fluid outlet. A valve seat (12...  
WO/2019/173231A1
A valve assembly is disclosed herein having a valve member and a valve seat body. The valve member is reciprocatingly movable into and out of engagement with the valve seat body. The assembly further includes a seal insert positioned to ...  
WO/2019/170301A1
The invention relates to a valve (1) for injecting water into a fuel delivery module of an internal combustion engine, comprising: an electromagnet (3), which has a coil (23) and an axially movable armature (24); a hydraulic part (2), wh...  
WO/2019/169366A1
A suction cover assembly for a frac pump includes a suction cover having an annular base flange defining a sealing interface proximate to the base flange. The suction cover is dimensioned to be accommodated within a bore well of a fluid ...  
WO/2019/166136A1
The invention relates to a pressure-limiting valve comprising a valve body with a conical valve seat surface which forms an angle α together with a central longitudinal axis of the valve body; a valve element; and a loading element whic...  
WO/2019/168413A1
A liquid control valve including a body comprising an inlet port, an outlet port, and an interior chamber, the body defining a liquid passageway between the inlet and outlet ports. Also included is a plunger comprising a groove provided ...  
WO/2019/169075A1
Various devices and techniques related to magnetically-actuated valves are generally described. Magnetically-actuated valves may include mechanisms to completely seal the valve during normal operation. However, mechanical access to the i...  
WO/2019/169367A1
A valve with a modular seal is described herein. The valve includes a metal valve body defining at least one seal-receiving slot, at least one modular seal including an annular dampening member coupled to an annular metal member is confi...  
WO/2019/166139A1
The invention relates to a device (10) for applying a viscous material to workpieces, comprising a housing (12), an application channel (14) extending in the housing (12) up to an outlet opening (16), and a needle valve (18) for opening ...  
WO/2019/165924A1
The present invention relates to a valve core structure of a seal valve, comprising a valve plunger correspondingly provided at a drainage port formed on the sidewall of an inner tub, and a balancing weight hingedly connected to the uppe...  
WO/2019/169362A1
A valve assembly for a high-pressure fluid pump is described herein. The valve assembly includes a valve seat disposed in a cylindrical bore in a fluid end of the pump, and a valve body that includes: a top plate defining at least one pr...  
WO/2019/166980A1
A pyrolysis device (1; 200) comprising an elongated tubular structure (2; 201 ) which extends along a longitudinal axis (X) and includes a first tubular body (3; 202) which defines an initial washing or drainage chamber, in which a shape...  

Matches 1 - 50 out of 23,122