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WO/1991/015693A1 |
An automatic drain valve for discharging accumulations of condensables and foreign materials from a pneumatic system. The drain valve (10) comprises a reservoir (14) defining an inlet (30) and an outlet (86) for flow-through communicatio...
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WO/1991/012185A1 |
A combination pressure and vacuum pump (10) including a pump housing (16), a pump cylinder (32), a pump head (20) adapted for sealing engagement with a valve stopper (70) on a food or drink container (14), and piston (34); the pump cylin...
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WO/1991/009244A1 |
A bidirectional pressure release valve comprising a valve body, a first valve member mounted in the body and biased against a first valve seat, and a second valve member movably mounted on the first valve member and biased against a seco...
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WO/1991/001465A1 |
A combined air vent and overpressure relief valve for a subsmersible pump includes a single tubular housing to be inserted in an opening in the upper end wall of a chamber on the outlet pressure side of the pump. The upper end of this ho...
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WO/1990/007666A1 |
A self-venting valve apparatus (2) uses a valve stem (16) rotatably and slidably mounted to a vessel (4) by a collar (8). A single gasket (46) seals the gas inlet and liquid outlet in the closed configuration. To drain the liquid, the va...
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WO/1990/005259A1 |
Combined ''roll-over'' and float valve for the vent pipe from a vehicle fuel tank. The valve has a valve closing member (8) with a float (11) which, when liquid penetrates into the valve housing (1), lifts the valve closing member toward...
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WO/1989/010509A1 |
A backflow prevention valve having a hollow housing (1) having an inlet check valve (5) and an outlet check valve (16) for fluids flowing through the housing and having a drain (4) from the housing with a drain valve (10) coupled to the ...
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WO/1987/003664A1 |
A method for draining liquid from, for example, a liquid separator in a pressure-gas conduit, with the aid of a valve. The invention is based on the concept that when a fluid flows through two constrictions connected in series, the press...
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WO/1987/003455A1 |
A depressurizing, swelling and drying apparatus which comprises a depressurizing chamber connected to a vacuum pump both directly and through a reservoir tank, a drying chamber provided with a depressurizer, a heater and a conveyor, and ...
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WO/1987/003665A1 |
A faucet valve (10) includes a ball valve (28) seated in a valve chamber (18). The ball valve (28) has a plurality of apertures (46) circumferentially spaced about the control stem (32) which extends through an opening (60) in the cap as...
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WO/1987/003062A1 |
A pressure relief and vacuum vent valve (18) includes a valve body (20) defining a cylinder (28) having an inwardly facing valve seat (30). A valve piston (32) is positioned in the cylinder and includes an annular closure portion (34) ax...
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WO/1985/001787A1 |
An automatic valve (10) for pressurized fluid reservoirs for bleeding air from liquid or, with reversal of the principal elements, vice-versa. In an embodiment for bleeding air from a hydraulic reservoir or the like, a capillary (45) ext...
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WO/1984/004802A1 |
A flow regulator for gaseous substances, particularly a flow regulator intended for air in air-conditioning and ventilation installations, for maintaining the volumetric flow of the gaseous substance at desired magnitude with sufficient ...
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JP7476300B2 |
The present invention relates to an improved fuel tank isolation valve (FTIV) assembly. The present invention relates to a stepper motor driven valve having application in EVAP system & is used to maintain pressure inside the fuel tank i...
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JP7471634B2 |
To provide an intake/exhaust valve capable of preventing or suppressing an auxiliary air hole from being unable to be closed due to intrusion of foreign matters into a valve chest.An intake/exhaust valve 1 includes: a floating valve elem...
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JP7464985B2 |
An exhaust valve (100) that comprises a casing (1), a valve seat (4), a float receiver (6), and a float (5). When a fluid is not flowing in the casing (1), the float (5) is on the float receiver (6) in an initial position, and the valve ...
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JP7451151B2 |
To provide an air valve which prevents size increase of an entire part while minimizing increase in the number of components, sufficiently achieves exhaust, suction, and water stop functions as an air valve, and unfailingly prevents entr...
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JP7450360B2 |
This toilet device has a water supply portion configured to supply flush water to a toilet bowl, a vacuum breaker provided in the water supply portion; and a connection pipe connected to the vacuum breaker, wherein the connection pipe is...
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JP7449817B2 |
To provide a storage box with a vent valve that can stably support the vent valve while simplifying installation work without incurring complexity of a configuration due to addition of the configuration.The storage box with the vent valv...
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JP7446700B2 |
To provide a vent valve and a drain pipe system which can be installed in a piping space substantially the same as a vent pipe by preventing increase in size in a pipe diameter direction with a simple structure, which maintains a closed ...
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JP7441098B2 |
To provide a check valve capable of improving ease for gas to flow from the inside to the outside of an adherend to be adhered.An adhesive layer 10 is adhered to an adherend 100 to which a check valve is adhered. A lower substrate layer ...
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JP7432665B2 |
To provide a suction/exhaust valve which can alleviate an exhaust amount of air in a piping route.A suction/exhaust valve 100 comprises: a connecting part 119; a valve main body 110 having an intake port 113 and an exhaust port 114; an i...
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JP2024011080A |
The present invention provides a ventilation component that is advantageous from the viewpoint of preventing the ventilation component from moving away from the projection after being attached to the projection of a housing. A ventilatio...
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JP7412962B2 |
To prevent a case in which only a frothy beverage or gas is delivered when a beverage is left in small quantity.A beverage delivery device (1) of this invention is provided between a beverage supply section (3) that supplies a beverage b...
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JP7411793B2 |
The present invention relates to a variable-flow-path air valve for water hammer prevention and a design method. The variable-flow-path air valve includes a valve body with a top provided with an air intake-exhaust port. A ball valve sea...
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JP2024001893A |
An object of the present invention is to provide a ventilation component that is suitable for exhaust for explosion protection and is advantageous from the viewpoint of improving reliability. [Solution] A vent valve 20 includes a substan...
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JP2023179597A |
To provide a pressure regulating valve for an exhaust valve having a novel configuration.A pressure regulating valve 10 for an exhaust valve for regulating pressure in the exhaust pipe has: a housing 11 having a valve seat 23 formed arou...
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JP7394238B2 |
There is provided a valve device for a fuel tank including: a housing; a first float valve accommodated in a first valve chamber; and a second float valve accommodated in a second valve chamber. The housing includes a housing body and a ...
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JP7387919B2 |
There is provided a valve device including: a housing; and a float valve. The float valve includes a main float, a sub-float held at an upper portion of the main float to be able to ascend and descend by a predetermined distance with res...
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JP7386473B2 |
To provide an intake/exhaust valve capable of discharging water in a drain hopper even when drain water flows little by little.An intake/exhaust valve 1 is arranged in an apex T of a rise pipe SP in a water supply pipe WP of a direct-cou...
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JP7386803B2 |
A ventilation component (1a) is to be attached to a housing (2) at a ventilation opening (5). The ventilation component (1a) includes a gas-permeable membrane (10), a ventilation valve (20), and a structural member (30). The structural m...
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JP3244707U |
An object of the present invention is to provide a vent valve device that solves the problem that the vent valve device installed in a wall lacks maintainability because it is necessary to take out the entire device for maintenance. [Sol...
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JP7373123B2 |
To provide a pressure regulation valve capable of suppressing damage of function of the pressure regulation valve and suppressing the occurrence of noise accompanying seating of a valve body.A pressure regulating valve 10 for a drain pip...
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JP7364222B2 |
To improve air exhaust efficiency during delivery of a liquid (during a normal operation).An exhaust valve unit 100 includes: a first exhaust valve 10 which is configured to close when a liquid in a liquid pipe 1 flows thereinto during d...
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JP7361863B2 |
To provide an air valve including a structure which can reliably deal with freezing damage while maintaining simple disassemblability without complicating its structure and assembly work, can be applied very easily to existing air valves...
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JP3244073U |
An object of the present invention is to provide a ventilation valve structure having waterproof and dustproof functions. A vent valve structure includes a main body 10 and a cap 20, a vent hole 11 penetrating the main body is provided i...
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JP2023131804A |
To provide an exhaust valve having a vacuum break function which can avoid size enlargement or complication of a configuration.A flow-in port 31 of an automatic exhaust valve 1 is connected in communication with liquid piping (not illust...
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JP7340038B2 |
There is provided a valve device including: a housing; a float valve; and a pressure adjusting valve. A first valve seat is formed from a peripheral edge of a valve hole. An accommodation portion is provided in a protruding manner from a...
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JP7321515B2 |
To provide a relief valve that can effectively control water from spewing out from a suction hole with a simple configuration.In a relief valve 1, a second case 12 of a valve body 10 includes: a secondary side pipe part 70 inside which a...
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JP7294674B2 |
An exhaust valve (100) that comprises: a casing (1) that has an inflow port (31), an outflow port (32), and a valve chamber (27) formed therein; a valve seat (4) that is provided in the valve chamber (27) and has a valve port (41) that a...
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JP7291248B2 |
There is provided a valve device including: a housing in which a valve chamber is provided on a lower side and a ventilation chamber is provided on an upper side via a partition wall, the partition wall being formed with a valve hole; a ...
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JP7291002B2 |
To provide a valve device capable of selectively closing a drain path by a valve element, and efficiently discharging flowing water to a downstream side in opening the valve element.A valve device 100 includes: a device main body 110 com...
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JP2023070221A |
To provide a full tank regulation valve which can enhance full tank detection accuracy by enhancing sealability of a housing body and a lower cap.A full tank regulation valve 10 includes a housing 15 and a float valve 70. The housing 15 ...
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JP2023054654A |
To provide a liquid container capable of suppressing inside air from inflating.A liquid container includes an outlet allowing liquid to flow in and out, and can store the liquid. The liquid container includes an air channel and a valve p...
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JP7249134B2 |
To realize sufficient exhaust through an exhaust valve.An exhaust valve 100 comprises: a casing 1 in which an inflow port 31, an outflow port 32, and a valve chamber 27 are formed; a valve seat 4 provided in the valve chamber 27, and hav...
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JP7249286B2 |
A vent assembly has a housing defining a cavity, a first end, a second end, a vent opening, a valve opening, and a coupling structure towards the second end. The housing defines a valve opening and a vent opening. A vent is coupled to th...
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JP7247439B2 |
To provide a substrate housing container capable of reducing the number of components by integrating an elastic member for energizing the valve body, and any one of components constituting the valve body, and capable of controlling gas d...
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JP7247440B2 |
To provide a substrate housing container reducing the number of components by integrating a member for opening and closing the valve body, and any one of components constituting the valve body, and capable of controlling distribution of ...
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JP7240522B2 |
Provided is a valve device that can easily ensure the flow rate of a fluid during rising and falling of pressure in a tank. A valve device 10 is provided with a housing 15 having a partition wall 22 provided with a valve hole, a float va...
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JP7239897B2 |
A breather device (10) includes a case (11) housing a device in an internal space (12) and a valve (20) tightly sealing the internal space (12). The valve (20) includes a housing (21), a communication path (23), a ventilation passage (28...
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