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Patent Searching and Data


Matches 1 - 50 out of 27,367

Document Document Title
WO/2018/221059A1
A stopper member (12) is molded to a uniform thickness by press working, e.g., a copper-alloy thin plate material. The stopper member (12) has a through-hole (12H) constituting a part of an internal pressure release mechanism, the throug...  
WO/2018/218569A1
A safety device (1), comprising: a main body (2); a flow pipe (4); a sleeve ring (5) fixedly sleeved on the periphery of the flow pipe (4), and one side of the sleeve ring (5) abutting against and making contact with the main body (2); a...  
WO/2018/222561A1
Portable oxygen concentrator elements are described including integrated sensor/accumulator assemblies, new muffler designs, and improved airflow and internal gas connectivity. The result of the elements is an extremely compact, light re...  
WO/2018/223033A1
Provided are microfluidic systems for monitoring a biofluid property and related methods. Specially configured microfluidic networks and associated structural support and functional elements, including flexible substrates, capping layers...  
WO/2018/217414A1
A pressurized gas vessel port assembly incorporating a wall; a port extending through the wall; a nipple extending inwardly from the wall and having a hollow bore communicating with the port; a plug received within the hollow bore for mo...  
WO/2018/212973A1
Multidirectional vent limiting devices for use with fluid regulators are described. In some examples, a vent limiting device includes a housing (102) having an interior surface (308), a fluid inlet (322), a fluid outlet (330), and a firs...  
WO/2018/213397A1
A drilling choke including a choke body defining an internal region, an inlet passage, and an outlet passage, a seat extending within the outlet passage, a nose extending within the internal region and defining a recessed region, a plug ...  
WO/2018/212289A1
Provided is a relief valve configured so that the difference between pressure to which a valve body is subjected when the valve is open and pressure to which the valve body is subjected when the valve is closed is small. This relief valv...  
WO/2018/210836A1
The tyre inflation valve (200) comprising a tube (204) defining a passage (7, 70, 71) and having an inside end (246) and an outside end (243), a valve mechanism (244) positioned in the passage, the valve mechanism comprising a valve shut...  
WO/2018/211266A1
A valve apparatus [11] for connection to a tank or pipe, the valve apparatus [11] comprises a housing [12], a first opening [176a] and a second opening [177a] communicating with respective first conduit [16] and second conduit [17] each ...  
WO/2018/210744A1
The invention relates to a device for equalising a pressure difference for an aircraft. The device according to the invention comprises a planar separating wall (1), which is fixed to the aircraft and which separates a first space (2) fl...  
WO/2018/209225A1
A system adapted to provide alert signals to individuals or institutions and/or control signals to utilities control units to automatically stop the flow of gas, water, electricity, oil, etc., such signals being delivered in response to ...  
WO/2018/208781A1
An air induction system for filtering a compressible fluid to an electromechanical component mounted on a wheel of a vehicle. The system may make use of a first plurality of float valves arranged in series in a non-linear first flowpath ...  
WO/2018/209188A1
A system adapted to provide alert signals to individuals or institutions and/or control signals to utilities control units to automatically stop the flow of gas, water, electricity, oil, etc., such signals being delivered in response to ...  
WO/2018/204277A1
A pressure relief valve assembly includes a rupture disc that is shaped to only be inserted into a particular rupture disc cavity in the correct way. The rupture disc includes a cylindrical rupture disc stem and a radially protruding upp...  
WO/2018/199238A1
This gas-permeable unit is provided with: an explosion-proof valve 10 which permits gas to flow from the inside of a housing 120 to the outside of the housing 120 when internal pressure within the housing 120 reaches a pressure higher th...  
WO/2018/199768A1
The invention relates to a chemical injection system (1) for injecting a chemical into fluids in wells (3), said chemical injection system (1) comprising: a downhole injection tool (11) positioned in a well (3); a pump (5); a supply line...  
WO/2018/193060A1
A pressure safety valve activation sensor unit (10) is disclosed. The pressure safety valve activation sensor unit is disclosed comprises a sensor housing (12) for placement on an outside of a pressure safety valve (20); a print circuit ...  
WO/2018/193807A1
This fluid pressure control device (100) is provided with a supply passage (21), a discharge passage (22), actuator control valves (30, 40) which control the flow of a hydraulic oil supplied to and discharged from actuators (15, 16), a s...  
WO/2018/188951A1
A device (1) for limiting the pressure of a fluid circulating in a system for cleaning at least one glazed surface of a motor vehicle comprises a first, movable, member (10) comprising a movable portion (11) inserted into an inner pipe (...  
WO/2018/179909A1
The objective of the present invention is to provide a throttling device with which it is possible to avoid a variation in a set length of a coil spring at a predetermined pressure before and after a spring receiving member is fixedly sw...  
WO/2018/183030A1
Apparatus to protect sealing surfaces of thief hatches are disclosed. An example apparatus includes a base (202) attachable to a tank (102) around an aperture (201) in the tank. The example apparatus further includes a spacer (208) suppo...  
WO/2018/176736A1
Disclosed is an automatic back-pressure valve for use in a supercritical fluid chromatographic system, comprising: a spring support (1); an ejector rod spring (2); an ejector rod (3); a piston rod (4); a guide band (5); a cylinder body (...  
WO/2018/166041A1
Disclosed is a pressure relief type one-way valve device, inside a valve body (10) thereof being a first port (11) and a second port (12) connected to each other, and a channel between the two ports being a pressurized channel (13). A pr...  
WO/2018/167636A1
A self-sealing pressure valve for a container, comprising a rigid peripheral valve body (10) having a substantially elongated cylindrical shape according to a preferential axial direction and comprising one or more side walls (12) and an...  
WO/2018/165993A1
Disclosed is a pressure relief type one-way valve, inside a valve body (10) thereof being a first port (11) and a second port (12) connected to each other, and a channel between the first port (11) and the second port (12) being a pressu...  
WO/2018/164837A1
An internal valve (100) includes a valve stem (106) disposed in a valve body (110), a poppet valve (102) coupled to the stem, and a bleed valve (104) is coupled to the stem. The valve stem is shiftable from a first position in which the ...  
WO/2018/164838A1
An internal valve (100) including a valve body (110), a poppet valve (102) coupled to the valve body, a bleed valve (104), a stem (106) slidably disposed in the valve body and operatively coupled to the bleed valve. The stem is shiftable...  
WO/2018/162121A1
The invention relates to a sanitary insert part (1), comprising a base body (2) which provides a radially oriented outer surface (3), and an elastic regulating body (4), wherein the base body (2) forms a regulating core (5) having a regu...  
WO/2018/164846A1
An internal valve (100) includes a valve stem (106) disposed in a valve body (110), a poppet valve (102) coupled to the stem, and a bleed valve (104) is coupled to the stem. The valve stem is shiftable from a first position in which the ...  
WO/2018/164836A1
An internal valve (100) includes a valve stem (106) disposed in a valve body (110), a poppet valve (102) coupled to the stem, and a bleed valve (104) is coupled to the stem. The valve stem is shiftable from a first position in which the ...  
WO/2018/164848A1
An internal valve includes a valve body (110), a valve stem (106), a poppet valve (102), and a bleed valve (104). The bleed valve includes a body with a bore. A spring seat (194) fits within the bore and is coupled to the valve stem, and...  
WO/2018/158616A1
The invention relates to a valve for the redirection and reverse control of flows with a sub-valve for minimum-flow control of liquid fluids for hydraulic and home networks with seven effects, the valve being formed by: a solid prismatic...  
WO/2018/160316A1
A pressure control valve for downhole treatment operations includes a valve body including an inlet, an outlet, and a valve seat. A valve assembly is arranged in the valve body. The valve assembly includes a valve member selectively posi...  
WO/2018/160320A1
A method and pressure relief assembly for relieving a condition of over-pressure in a vessel are provided. In addition, a separator vessel suitable for operation in a process for polymerizing one or more olefins is provided.  
WO/2018/159156A1
Provided is an evaporation pressure regulating valve, which is disposed between an evaporator (18) and a compressor (11) in a refrigeration cycle (10), and which regulates a refrigerant evaporation pressure in the evaporator to be equal ...  
WO/2018/159066A1
A gas pressure regulator 51 characterized by being provided with an inlet-side gas flow channel 210, an outlet-side gas flow channel communicated with the inlet-side gas flow channel 210 via a connecting part 220, an opening/closing memb...  
WO/2018/158396A1
The invention relates to an apparatus for supplying a patient with oxygen-enriched respiratory gas, having a fire protection device. The supply line of a region close to a patient has an enlarged flow resistance. The flow resistance of t...  
WO/2018/152275A1
An intermitter valve for controlling the flow rate and/or pressure of a fluid produced from a well drilled into an oil and gas reservoir includes several seals between a seat connected to the valve body and a sleeve connected to a recipr...  
WO/2018/146601A1
A shut-off valve comprising a valve member received in a fluid passageway and rotatable about a rotation axis between open and closed positions, a casing mounted on the valve body and comprising a chamber, a valve actuating assembly moun...  
WO/2018/147189A1
The purpose of the invention is to provide an emergency release mechanism for fluid loading devices that has excellent heat insulating properties and that allows for loading of a cryogenic fluid such as liquid hydrogen. This emergency re...  
WO/2018/142324A1
Device, for opening and closing an oil/hydraulic pressure line, for adjustable pressure control between two service pressures, via a pneumatic inlet, which comprises: a body for coupling the device to the pressure line; a positioning sha...  
WO/2018/141033A1
The invention pertains to the field of mechanics and relates to a gas stream closure valve provided with a manual actuation lever with a frustoconical closure element, the sealing body of which is preferably produced from elastomer of bu...  
WO/2018/142150A1
A closure (1) for a beverage keg (90) is provided, comprising a valve housing (20) and a valve element (30), which is movable with respect to the valve housing (20) inwardly into an open state and outwardly into a closed state. A locking...  
WO/2018/142148A1
A closure (1) for a beverage keg (90), comprising an inlet for admitting a pressurised gas into a headspace of the beverage keg (90) and a venting aperture (27) separate from the inlet. The venting aperture (27) is configured to provide ...  
WO/2018/141445A1
Flow-limiting valve (30) having a cage (60) which can be inserted into a fluid duct (112) and which has a first axial end and a second axial end, having a closure element (80) that is mounted on the cage so as to be able to move axially ...  
WO/2018/142149A3
A closure (1) for a beverage keg (90) is provided, comprising an outer housing wall (13) defining at least a portion of a valve housing (21) and an inner duct (24) that is located within the outer housing wall (13). The inner duct (24) e...  
WO/2018/142147A1
A closure (1) for a beverage keg (90) is provided, the closure (1) comprising an inlet for admitting a pressurised gas into a headspace of the beverage keg (90) and a valve housing (20) defining at least a portion of the closure (1). The...  
WO/2018/142149A2
A closure for a beverage keg is provided, comprising an outer housing wall defining at least a portion of a valve housing and an inner duct that is located within the outer housing wall. The inner duct extends through at least a portion ...  
WO/2018/140123A9
A valve assembly capable of converting a small leak of a device into a measurable, relatively larger or "burst" flow event is described. In certain embodiments, the valve assembly includes a compliant chamber and, following pressurizatio...  

Matches 1 - 50 out of 27,367