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JP7113553B2 |
To provide a flow rate adjusting valve which can effectively reduce the noise caused by pressure variation and a refrigerant peeling phenomenon during passage through a valve port, and also can reduce pressure loss.A valve port 10 includ...
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JP7111864B2 |
To provide a motor operated valve capable of appropriately maintaining quietness, and a refrigeration cycle system using the motor operated valve.A motor operated valve 2 converts a rotating motion of a rotor housed in an inner periphery...
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JP7097430B2 |
To provide a valve device capable of inhibiting occurrence of rumbling.A valve device 1 comprises a body part 10 formed with an internal passage 11 in which compressed air passes, a valve element 40 which is housed in the body part 10, i...
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JP7084756B2 |
There is provided a check valve capable of being reduced in size and suppressing the generation of chattering. A check valve includes: a seat member arranged at a channel of a fluid, the seat member including a large-diameter portion, a ...
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JP7084198B2 |
A valve device (1) includes a body (4), a joint (6), a check valve (16), a valve seat fixation member (30) having an outer peripheral surface on which an external thread (30a) is provided, and a sealing member (70). The body (4) has an a...
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JP7082798B2 |
To provide an improved expansion valve low-cost and capable of achieving low noise.An expansion valve comprises: a valve body 2 having an annular valve seat 20; a valve body 3 blocking passing of fluid by being seated on the valve seat 2...
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JP7080194B2 |
To provide a motor-operated valve that can suppress emission of noise due to fluid colliding with a valve element.In a valve body part 36, a substantially semi-cylindrical-shaped protective wall 36WA for protecting a valve element 26 fro...
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JP7078140B2 |
In the present invention, a damping chamber (12) is formed by a cap member (5), a pilot relief valve (1), and a seat member (3). Due to the action of the damping chamber (12) and an orifice (5a), a damping force acts against the pilot re...
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JP7074374B2 |
To provide a flow regulating valve that can effectively reduce noise that is emitted when a refrigerant flows through a valve port.A flow regulating valve 1 includes: a first peripheral surface 31 at which a valve port 30 provided in a v...
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JP7073925B2 |
A valve device includes a valve, a drive device, and a transmission unit. A valve changes a flow mode of refrigerant that flows in a circulation path of a refrigeration cycle device. The transmission unit includes a driving-side rotary b...
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JP7074322B2 |
To provide an improved expansion valve which can achieve low costs and low noise.An expansion valve includes: a valve body 2 including an annular valve seat 20; a valve element 3 which is seated on the valve seat 20 to block passage of a...
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JP7074321B2 |
To provide an improved expansion valve capable of realizing low costs and low noise.An expansion valve has a valve element 3 blocking passing of a fluid by sitting on a valve seat 20 of a valve main body 2 and permitting the passing of t...
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JP7066496B2 |
The present invention provides an electric valve capable of properly maintaining quietness and a refrigerating cycle system using the same. The electric valve converts the rotational motion of the rotor housed in the inner circumference ...
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JP7061651B2 |
To reduce noise caused by flow of a refrigerant in a valve port at a motor valve which opens or closes the valve port with a needle valve to control a flow rate of the refrigerant.A valve housing 1 is formed with a first port 11 having a...
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JP7045316B2 |
The invention relates to a valve apparatus for a gaseous medium, having a valve body with an opening which can be flowed through in the flow direction by the medium and is delimited by way of a circumferential face in the valve body. An ...
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JP7029169B2 |
Provided is a motor valve capable of fixing a rectifying member reliably at a position away from a valve body with good positioning accuracy by a simple structure. A plurality of ports 4, 5 are provided in a valve chamber of the motor va...
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JP2022515763A |
A valve assembly used to control fluid flow. The valve assembly comprises a valve plunger and a shield. The valve plunger causes a fluid having a certain flow rate to flow between the inlet and the outlet depending on the actuator force ...
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JP7016155B2 |
To provide an improved expansion valve which can achieve low costs and low noise.An expansion valve includes: a valve body 2 including an annular valve seat 20; a valve element 3 which is seated on the valve seat 20 to block passage of a...
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JP6972746B2 |
A flow control valve includes a housing including an inflow port and an outflow port which communicates with the inflow port, a valve body housed in the housing and formed in a cylindrical form, the valve body allowing and prohibiting a ...
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JP6968768B2 |
To secure fluid flow to a fluid of a small flow rate in a small flow rate control area, and to improve quietness by reducing passing sound due to rupture of bubbles in the fluid and the like, in a motor-operated valve executing flow rate...
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JP6968773B2 |
To provide a valve mechanism which secures a flow rate necessary for a flow passage, and can prevent a change of a flow rate characteristic caused by the wear of an inlet or the like of a downstream-side throttle resulting from erosion.A...
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JP6964888B2 |
To provide a flow rate regulating valve that can effectively reduce flowing sound while suppressing increase in manufacturing cost, and to provide a method for assembling the flow rate regulating valve.A flow rate regulating valve 1 incl...
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JP6959900B2 |
To provide a valve device, a motor-operated valve and a refrigeration cycle system that can suppress the number of components and assembling work man-hours from increasing.A motor-operated valve 10 comprises: a main valve body 2 which op...
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JP6951081B2 |
To provide a steam valve capable of restraining vibration of a valve rod when a steam valve is fully opened.A steam valve comprises a valve seat, a valve body opposed to the valve seat, a valve rod mounted to the valve body, and a guide ...
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JP2021156297A |
To solve problems in a conventional solenoid valve integrally provided with a cylindrical volume expanding portion formed integrally with a port portion to prevent propagation of pressure pulsation, composed of a bottomed cylinder opened...
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JP2021156385A |
To effectively suppress generation of vibration with a simple constitution.A gas proportional valve unit 17 includes: a lower casing 32 having a columnar third passage 63 through which a fuel gas can pass; a valve element 44 disposed in ...
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JP2021143759A |
To provide a valve gear which enables effective reduction of flow sound of a fluid.A motor valve 1 includes: a valve body 10 having a valve chamber 13 and a valve port 14; a valve element 20 disposed in the valve chamber 13; a first pass...
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JP6938051B2 |
The present invention is configured so that fluid flow noise is reduced regardless of in which direction fluid is caused to flow. The present invention is provided with: a first pipe joint (12) mounted to a side surface of a valve body (...
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JP6938401B2 |
The invention provides a flow control valve and a refrigeration circulating system. The efficiency of installing a pipe joint, a rectifying part, and a valve body is improved. The flow control valve comprises a shell, which is provided w...
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JP6935746B2 |
A vehicle-mounted battery apparatus to be mounted in a vehicle includes: a battery pack, the battery pack including a battery cell, the battery cell including a gas exhaust portion configured to discharge internal gas; a smoke exhaust du...
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JP6933538B2 |
To provide a steam valve device capable of attaining stabilization of a steam flow during an opening/closing process of a steam control valve, and a steam turbine plant with the same.The present invention relates to a steam valve device ...
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JP6929806B2 |
The invention provides a flow control valve and a refrigeration cycle system in which a flow control valve having a casing formed of a thin plate can be mounted in a simple configuration for maintaining quietness. The flow control valve ...
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JP6924095B2 |
To reduce damage of an inner face of an outflow pipe 2 by reducing bubbles reaching the inner face.In an in-line sleeve valve 10, an inflow pipe 1 is connected to one end of a cylindrical valve chest 11, an outflow pipe 2 is connected to...
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JP6921824B2 |
A two-section electronic expansion valve. A valve rod (15) of the electronic expansion valve is sleeved with a corrugated pipe (11) outside, and the corrugated pipe extends and retracts with reciprocal movement of the valve rod. The elec...
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JP6919459B2 |
To provide a flow control device which enables reduction of noise etc. associated with pulsation.A flow control device includes: a purge valve 15; an actuator 16 which drives a flow control valve 161 capable of adjusting a passage cross ...
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JP2021116909A |
To provide a rotary valve which can inhibit occurrence of cavitation.A rotary valve 1 has: a valve box 2 in which a tubular passage for flowing a fluid is formed and a first valve box valve seat 9 and a second valve box valve seat 10 are...
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JP2021116744A |
To provide a conventionally required pressure control unit which is inexpensive and easy to be mass-produced, while considering that it is difficult to be mass-produced and expensive when a cover member and a housing are formed with cutt...
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JP6904858B2 |
A pressure reducing valve includes a body (7), an annular valve seat (22), a valve element (21), and a pressing mechanism (9) configured to press the valve element (21). The pressing mechanism (9) includes a plug (51) provided downstream...
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JP6901161B2 |
To provide a flow rate adjustment valve capable of effectively reducing noise generated due to pressure fluctuation and a refrigerant separation phenomenon in passing through a valve port, and reducing pressure loss and the like.In a flo...
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JP6903453B2 |
To provide a motor operated valve capable of appropriately maintaining quietness, and a refrigeration cycle system using the motor operated valve.A motor operated valve 2 converts a rotating motion of a rotor housed in an inner periphery...
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JP6899584B2 |
The present invention provides an expansion valve which is compact and can further enhance muffling performance. The expansion valve includes a valve main body including an inlet passage configured to introduce a high-pressure refrigeran...
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JP6889805B2 |
Disclosed are an electronic expansion valve and a refrigerating system provided with the electronic expansion valve. The electronic expansion valve comprises: a valve body (10) provided with a first valve port (11); a valve needle (20), ...
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JP2021081173A |
To reduce the burst sound of air bubbles contained in a refrigerant and to suppress noise generating from an expansion valve.An expansion valve includes: a valve body 12 having a valve chamber 13 communicating with an inflow passage 21 o...
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JP6875012B2 |
To suppress the generation of a flowing water sound when closing a flow passage.A flow rate adjusting valve 13 comprises a housing 20 having a first wall part 22 and a second wall part 28 which are separately arranged, and a valve main b...
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JP6867918B2 |
To provide a check valve capable of suppressing sound squeak during fuel vapor discharge.A check valve includes: a valve case 20 which has a first connection part 21 connected to a fuel tank and a second connection part 22 connected to a...
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JP2021067241A |
To reduce stress caused by elastic reaction force of a seal member provided between a housing and a mating member.An EGR valve device includes: a housing 7 including a flow passage; a valve element opening/closing the flow passage; a val...
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JP2021032393A |
To satisfactorily suppress wear of a valve element and a valve body of a pressure control valve and generation of abnormal noise associated with closing of the valve.A pressure control valve of the present disclosure includes: a valve el...
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JP2021021408A |
To provide a flow regulating valve which enables reduction of water conduction sound by incorporating an orifice member having a simple structure thereinto.A flow regulating valve has: a valve case including a fluid introduction port, a ...
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JP2021021330A |
To enable, in a control valve having a communication passage that puts two different pressure regions into communication with each other and has a small cross sectional area, the communication passage to be formed easily as compared with...
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JP2021008956A |
To provide a valve that at least reduces or even prevents oscillations.A valve 1 for variable throttling of a hydraulic flow includes a plunger 2 and a guide member 3 in which the plunger 2 is guided for movement in a stroke direction 4....
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