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Patent Searching and Data


Matches 1 - 50 out of 27,542

Document Document Title
WO/2019/126487A1
An overpressure control apparatus is used to control jets of high-pressure fracking fluid or other stimulation fluid released from a treatment flowline in cases of overpressure. The apparatus includes a collection tank and one or more va...  
WO/2019/126167A1
The present disclosure relates to a pneumatically driven fluid pump apparatus having an outer pump housing for collecting liquid to be pumped, and a valve assembly in communication with liquid admitted through an inlet end of the outer p...  
WO/2019/122058A1
The invention relates to a piston cooling nozzle (1) comprising a cylindrical housing (2), a piston (3), and a spring (10). The piston (3) is arranged in the cylindrical housing (2) in a movable manner against the pressure of a pressuriz...  
WO/2019/123002A1
An assembly for a slam-shut safety device (100) includes: a reset pin (154) and a valve disc (158) operatively connected to the reset pin (154), the reset pin (154) and the valve disc (158) being movable between a first position, in whic...  
WO/2019/111629A1
A valve case (11, 12, 100) is made of metal, is mounted in a mounting hole (22) provided in a high-pressure-side constituting member of a refrigeration cycle (1), and has a flow passage (111, 121) for allowing a refrigerant to flow there...  
WO/2019/110901A1
The invention relates to a pressure valve (11) comprising a body (12) including at least one admission opening (17) and at least one discharge opening (18, 19) a slide valve (13) sliding in said body (12), said slide valve (13) defining ...  
WO/2019/109792A1
A dual-protection safety valve, comprising a housing (10) and a pressure reducing bin (20). The housing (10) comprises an air inlet (11), an air outlet (12), and an air duct (13). The air duct (13) is provided with an explosion-proof rod...  
WO/2019/113608A1
An explosion relief valve for a crankcase of an engine includes a carrier plate, a cap, and an annular flame arrestor. The carrier plate includes a valve plate that has a sinuous shape for redirecting flame back into the engine. The flam...  
WO/2019/106015A1
The present invention is directed to various devices, systems and methods for controlling fluid flow in a hydraulic or pneumatic system. More specifically, the present invention provides valves (100) that reduce or eliminate the differen...  
WO/2019/105686A1
The invention relates to a very simple pressure valve, namely only comprising one to two components, which can be readily retrofitted to existing pipes. The overpressure valve comprises a valve seat (3), a valve element (5) and a valve s...  
WO/2019/104051A1
Aspects herein include a valve to provide regulated fluid flow. The valve comprises a valve housing having an inlet and an outlet. The valve further comprises a valve seat disposed between the inlet and the outlet of the valve. The valve...  
WO/2019/096639A1
The invention relates to a triggering device (1) for a quickly triggering extinguishing system (11) for explosion suppression, the triggering device (1) having a sliding pin (2). The triggering of the extinguishing system (11) is brought...  
WO/2019/098103A1
This hydraulic pressure control valve is provided with: a valve body demarcating an internal space, first and second introduction ports, and a discharge port; a valve needle disposed to be capable of moving between a discharge-possible p...  
WO/2019/092190A1
Embodiments of a valve can act as both a climb and dive valve in aircraft fuel tanks. The valve comprises a body (110, 120) with an outer fluid channel [111) passing axially through it; an outer closure element (130) is arranged to open ...  
WO/2019/094106A1
A composite plug (300) for sealing a well includes a mandrel (204) having an internal bore (202), the mandrel having a first end (204A) and a second end (204B), opposite to the first end, and the bore (202) extending from the first end (...  
WO/2019/080599A1
Provided in the invention is an anti-shock device, comprising a cylinder body (1), a piston (2), an end cover (3), a piston rod (4), connecting cylinders (5) and connecting components (6). The cylinder body (1) is sleeved on the outer ci...  
WO/2019/079280A1
A water purification system is disclosed which, includes a reverse osmosis (RO) system or component that is connectable to a city or other outside water feed that is capable of responding to and compensating for low or no feed water pres...  
WO/2019/078808A1
A high-pressure float valve for positioning downhole within a well to control fluid flow includes a valve cage having a pair of side seal grooves each for receiving an exterior elastomeric seal therein and a plurality of cutouts provided...  
WO/2019/079404A1
A pollution control valve is provided for a stuffing box of a pump system. The pollution control valve includes a body having an internal bore configured to receive a drive shaft of the pump system. The body includes a sealing pocket tha...  
WO/2019/073785A1
A fluid discharge mechanism is provided with: a valve chamber provided with a linking part linked to a pressurization space for a fluid, a first connecting path part formed on a side opposite from the linking part, and a second connectin...  
WO/2019/072724A1
A fastener assembly (10,10a,10b,110,210) includes a stud (12,12a,12b), a threaded sleeve (16,16a,116,216), and a compression spring (18,18a). The stud includes a shaft (28,28a) with a first head (20,20a) at one end and a second head (46)...  
WO/2019/071871A1
A dual-spring high-precision hysteresis-type pressure control valve comprises an upper valve body (8), a lower valve body (1), a dual-spring pressure regulating valve, a spring energy storage linkage mechanism, and a main valve. The dual...  
WO/2019/075255A1
This disclosure relates to a rupture disk (400), which may include a flange portion (401), a reverse-buckling dome portion (403), and a transition portion (402) joining the flange portion to the reverse- buckling dome portion. The dome p...  
WO/2019/075490A1
A pneumatic tire seater configured to seat a tubeless tire on a rim has a manual internal slip (MIS) valve mounted on the end of a tank. A nozzle is mounted on one end of the MIS valve, and the other end extends partially into the air ta...  
WO/2019/068565A1
A pressure regulator (10) adapted to be arranged in a pump module of an internal combustion engine fuelling equipment, said pressure regulator comprising an tuning feature (18) adapted to adjust to a predetermined force a spring loaded v...  
WO/2019/070446A1
A pressure relief vent (100) including an enclosure (102) and at least one blocking element (104), wherein the enclosure (102) defines an air flow channel through a thickness of the enclosure (102), the enclosure (102) includes at least ...  
WO/2019/065992A1
An intermediate member (81) is provided on the opposite side of a discharge seat member (71) from a pressurizing chamber (200) and has a first flow passage (83) for providing communication between the surface of the intermediate member (...  
WO/2019/061071A1
A combination regulator valve (1) for conveying fluid is disclosed. The valve (1) comprises a bonnet (7), a body (13), a flexible diaphragm (28), a first spring (8), and a spindle unit (15). The spindle unit (15) comprises a pin (20), a ...  
WO/2019/059136A1
In the present invention, a working chamber (2) formed inside a housing (1) communicates with a supply/discharge port (6) via a supply/discharge path (7) for hydraulic oil. A valve case (11) for a sequence valve (10) is mounted in a moun...  
WO/2019/056043A1
The present disclosure relates to a check valve for a hydraulic cylinder performing a safety critical function, such as, but not limited to a hoist check valve. In one aspect, the valve assembly comprises a body, the body housing both a ...  
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...  

Matches 1 - 50 out of 27,542