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Matches 1 - 50 out of 27,456

Document Document Title
WO/2019/045592A1
A disposable emergency thermal valve comprises a body having a through channel for supplying coolant liquid through the inlet opening thereof in the direction of the outlet opening thereof, and a fuse arranged in the through channel of t...  
WO/2019/042100A1
Disclosed are a control method and a control system. A valve closing position of a valve device (1) can be controlled according to the current flow direction or working mode of a refrigerant. The stroke of the valve device (1) from a ful...  
WO/2019/041408A1
A tire pressure alarm device, comprising a valve core unit (10) that is provided with a valve core column (13), an alarm switch unit (20) that is connected to an end of the valve core column (13), and a signal transmitting unit (30) that...  
WO/2019/040405A1
A valve body has an outside surface and a cylinder. The cylinder has an inlet chamber and an outlet chamber. A piston has a head at one end and a foot at the end opposite the head and a piston body between the head and the foot. A cross ...  
WO/2019/034353A1
The invention relates to a pressure safeguard and a method for producing a pressure safeguard, wherein the pressure safeguard (10) has a rupture disc (11) and a vacuum support (12), the rupture disc and the vacuum support are made of gra...  
WO/2019/023758A1
An outlet coupling for a sealant container comprises a connector having an open first end to engage with a tire valve stem and an open second end continuous with a channel. The outlet coupling also comprises a pin at least partially loca...  
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/2019/021839A1
This gas spring (10) has: a rod (17); a cylinder (11) having one end from which the rod (17) extends and having sealed therein gas (G) and operating liquid (L); a closure member (42) for closing the other end of the cylinder (11) and hav...  
WO/2019/020806A1
The present invention relates to a hydraulic device, in particular a hydraulic valve or hydraulic controller, comprising a housing (14), at least one plunger (17) which is axially movably mounted in a housing bore, and at least one compr...  
WO/2019/017921A1
A system for controlling fluid flow in a subterranean well includes a first valve, a control line fluidly coupled to the first valve, an equalizing line disposed externally to and separate from the first valve, and at least a second valv...  
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/2019/018492A1
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/2019/016564A1
A self-sealing safety valve (10) for a container of pressurised fluid (12) comprises a substantially solid body (14) and attachment means (24) for connecting to a dispensing valve. The self-sealing safety valve includes a substantially c...  
WO/2019/008223A1
A reject valve of a reverse osmosis device, which is especially suited for brackish water reverse osmosis devices, which require a low system pressure less than 15bar. The valve keeps the system pressure substantially constant in a pre-d...  
WO/2019/007815A1
Described herein is a safety valve (22) for a hydraulic circuit (10) comprising a pump (17) designed to supply a hydraulic fluid at a first pressure value to a pressure line (19), comprising: a chamber (24), which can be fluidically conn...  
WO/2019/005961A1
An apparatus for use in a string of tubulars includes a first sub having a bore, a second sub attached to the first sub, the second sub having a bore in fluid communication with the bore of the first sub, and a barrier assembly having a ...  
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/2018/236057A1
The present invention relates to a separable safety device valve for a portable gas range, which can detach a gas container from the portable gas range to prevent an explosion accident when gas pressure rises during use of the portable g...  
WO/2018/227288A1
There is provided a valve apparatus comprising a body including an inlet, an outlet, and a fluid passage extending from the inlet to the outlet, a closure member displaceable, relative to the fluid passage, from a closed position to an o...  
WO/2018/227289A1
There is provided a valve comprising a body including an inlet, an outlet, and a fluid passage extending from the inlet to the outlet, a closure member displaceable, relative to the fluid passage, from a closed position to an open positi...  
WO/2018/228746A1
The invention relates to a gas pressure limiting valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a housing (7) and a valve element assembly (17). The valve element assembly (17) has a valve element (3), whi...  
WO/2018/228740A1
The invention relates to a gas pressure limiting valve (1) for controlling a gaseous medium, in particular hydrogen, comprising a housing (7) and a valve element assembly (17). The valve element assembly (17) has a valve element (3) whic...  
WO/2018/229413A1
The invention relates to a spray nozzle comprising: - a body (20) comprising a duct (21), - a seat (30) arranged at the first end (21a), and including an opening (31) forming an inlet (22a), - a guide (40) comprising a tubular jacket (50...  
WO/2018/224312A1
What is described is a pressure-relief device (113) for a pressure vessel (110) for storing a fuel (125) which is gaseous at ambient pressure. The pressure-relief device (113) is designed, upon complying with a triggering condition, to o...  
WO/2018/225102A1
The present invention relates to a safety valve 20 for a hydraulic system. The valve comprises: an inlet 21, an outlet 22, and a channel 23. For the valve, a maximum operating flow rate Qm of the oil is predetermined. The channel guarant...  
WO/2018/224364A1
The invention relates to an actuating drive (AN) for a flap (K) or for a valve for adjusting a gaseous or liquid volumetric flow, in particular for the heating, ventilation, or air-conditioning of a building. The actuating drive comprise...  
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...  

Matches 1 - 50 out of 27,456