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JP6898202B2 |
To easily and safely measure leakage of a repair valve of a quick air valve for water service.An air valve 10 is disposed on a fluid pipe conduit through a repair valve. A sealed space 47a in which an air valve hole 20 in a valve chest 1...
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JP2021096111A |
To provide a state determination device and state determination method capable of determining a state of a device having a moving body changing a flow of a fluid with higher accuracy.A state determination device includes a first calculat...
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JP6892879B2 |
A valve assembly including a valve housing (218) and a handle (240) that is movable about an actuation axis (Y) to actuate a valve actuator (234) within the valve housing between an open position and a closed position. The handle has a f...
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JP6892783B2 |
To provide a rotary valve with a minute opening display function and a minute opening adjustment method, capable of displaying a rotation amount at the time when a valve body rotates from an arbitrary rotational state, to the outside wit...
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JP6891910B2 |
To provide a refrigeration cycle device capable of determining whether a connection state of a refrigerant flow passage in a four-way changeover valve is appropriate and an abnormality determination method for the four-way changeover val...
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JP6889891B1 |
To provide a valve with a leak detection function and a leak detection device which can detect a leak during use and can be miniaturized and reduced in cost. It has an inlet side connection port for inflowing a fluid and an outlet side c...
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JP6879776B2 |
A rotation control apparatus includes a relative position sensor that contactlessly detects the mechanical displacement amount of a shaft to be actuated in a direction of rotation, absolute position sensors that are provided at mutually ...
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JP6881943B2 |
To predict a failure of a piping member or determine deterioration of the piping member.A sensor is disposed on a piping member. A diagnosis apparatus 60 connected to the sensor so that the diagnosis apparatus can communicate with the se...
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JP6879387B2 |
A liquid sending device includes a plunger pump, which performs an intake operation of liquid to and a discharge operation of liquid from a pump chamber and in which pressure in the pump chamber in a case where the intake operation is pe...
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JP6877253B2 |
To accurately regulate a gas flow rate even if hysteresis that is a rotation phase difference between when moving a valve body to the same axial position by rotating a motor forwards and when moving the valve body by rotating the motor b...
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JP2021076530A |
To provide a technique capable of preventing a valve device from becoming larger and complicated when realizing a configuration for specifying a rotation angle in the valve device.The valve device may comprise: a valve element; a valve s...
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JP6873036B2 |
An apparatus for monitoring the usage of at least one maintainable part or component of a transfer valve or coupling comprises: data storage means for storing data representative of at least one attribute of the maintainable part or comp...
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JP6871069B2 |
To stop gas supply when an actual gas flow rate is throttled to a minimum rate when control for throttling the gas flow rate to the minimum rate is performed, in a gas valve device in which a flow rate regulation valve is arranged in a v...
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JP6867972B2 |
To calculate an abrasion loss at a stem nut of a motor-driven valve drive device without requiring any torque sensor or a vibration sensor.A motor-driven valve drive device 1 in which a rotation of a motor 2 is reduced in its speed by a ...
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JP6865080B2 |
To vibration isolate a positioner in a valve control device in which the positioner is connected to a valve drive part via not only a bracket but also an operation rod.A positioner vibration prevention structure of a valve control device...
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JP6859413B2 |
A valve positioner (100) for use on a process control valve (102) or "valve assembly." The process control valve (102) may include a pneumatic actuator (104) and a valve (106) having a closure member (110) coupled with the pneumatic actu...
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JP6855827B2 |
The utility model provides a valve device, it has: the oil circuit body, it has the oil circuit that the fuel feeding flows in inside, the guiding valve, it is installed in the oil circuit body, alongwith the criss -cross axial of upper ...
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JP6854801B2 |
The present disclosure provides a solenoid valve and associated method of control for compensated performance based on environmental conditions and optionally product life. The solenoid coil power consumption is proactively optimized bas...
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JP6851807B2 |
To accurately determine abnormality in a pilot type valve device.An operation determination system 100 is configured to determine abnormality of a pilot type drain trap 1 having a valve body 34 and a cylinder 21 configured to open/close ...
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JP2021047859A |
To provide a new valve assembly.A valve assembly for controlling a fluid flow rate comprises a valve block, a valve, a sensor chip package, and a controller interface. The block has an upstream reservoir, a downstream reservoir, and a va...
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JP2021046907A |
To provide a shutoff valve capable of determining that the shutoff has occurred even if there is no flow signal.A shutoff valve 100 comprises a motor part 110 having a rotor 160, a partition wall 140, a valve body 220, and a continuity d...
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JP6845704B2 |
To provide a hydraulic drive valve monitoring device, a hydraulic drive valve monitoring method, and a control system capable of monitoring the failure sign and deciding failure factor of a turbine hydraulic drive valve.A hydraulic drive...
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JP6849613B2 |
Electronic equipment (12) for supervising valves (11) of a hydraulic circuit (10), wherein each valve (11) is movable between an open position and a closed position, includes a plurality of electronic devices for detecting changes in pos...
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JP2021036102A |
To improve the durability of a display portion on a faucet.There is provided a faucet 10 equipped with a display portion 23. A wettability modified film is formed on the surface of the faucet 10 including the display portion 23. The fauc...
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JP6838351B2 |
To provide a spool position detector and spool position detection method of a control valve for a work machine, capable of accurately detecting a position of a valve spool to a valve body even in a case where a control valve has dimensio...
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JP2021032300A |
To provide a damper device which can achieve downsizing in the direction crossing an axial direction of a transmission gear, and which can perform switching between an open state and a closed state of a baffle by normally and reversely r...
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JP2021032301A |
To provide a valve having a cleaning mechanism capable of easily and surely cleaning a flow channel of the valve.A monitoring sensor 4 mounted on an upper body 91, detects a temperature and transmits a signal, a control portion 37 of a c...
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JP6835832B2 |
The invention is directed to an indicator (22) of the opening and/or closing status of a device controlling the flow of a fluid, such as a tap or a pressure reducer for compressed gas, comprising a sleeve-shaped support (24) to rotatably...
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JP2021025618A |
To provide a fluid control valve that can directly determine an opening/closing state of a main flow passage on-off valve.A fluid control valve includes: a main flow passage on-off valve 8 for opening/closing inflow of fluid; a flow pass...
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JP2021021409A |
To provide a diaphragm valve capable of being installed obliquely at a predetermined angel easily and accurately even in a situation where piping is made complicated and many diaphragm valves are installed.A diaphragm valve comprises a v...
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JP2021017940A |
To provide a shutoff valve which enables a user to determine whether the shutoff valve shuts off flow of a fluid without needing a flow rate signal.A shutoff valve 100 includes: a motor part 110 having a rotor 160; a partition wall 140; ...
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JP6828446B2 |
A valve control device configured such that a pressure measurement value of a chamber, a target pressure value of the chamber, and an opening degree measurement value of the vacuum valve are input to the valve control device and configur...
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JP6826727B2 |
An object of the present invention is to provide an electrically operated valve capable of more accurately detecting the position of a valve body.In order to achieve the above object, the electrically operated valve of the present invent...
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JP6825405B2 |
The utility model provides a valve device, it has: the oil circuit body, the guiding valve, its along with the criss -cross axial of upper and lower direction on the the central axis configuration ofextending, magnet, its snap -on in gui...
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JP2021008936A |
To provide a valve unit capable of detecting an opening/closing state of a valve, and a fluid machine.A valve unit 1 according to the present invention is configured to adjust a flow of hydraulic oil between a cylinder 3 of a hydraulic p...
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JP6818357B2 |
To provide a piezoelectric drive type valve that is able to detect opening and closing states of a valve.The piezoelectric drive type valve includes: a valve main body with a passage provided therein; a valve seat provided on the passage...
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JP6817218B2 |
A medical stopcock comprising a body provided with three female connectors and a male connector, at least one of the female connectors being designed to receive an injection syringe; and a mobile plug which is mounted in the body, is pro...
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JP6815881B2 |
It is correctly determined whether or not a flow rate control valve is in an abnormal state due to working fluid leakage. A fluid pressure drive apparatus (1) comprises: the flow rate control valve having a first movable part and control...
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JP2021501289A |
The present invention provides a smart monocontrol cartridge for taps, a smart tap incorporating the cartridge, and a smart system incorporating the tap, the monocontrol cartridge having a lower end, an upper end for connecting to a cera...
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JP2021501345A |
The system for checking the operating state of the electrically actuated valve includes a valve diagnostic device, which is a mechanical sensor for detecting the movement of the moving part of the electrically actuated valve with respect...
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JP3229602U |
To provide a valve monitoring system for easily monitoring a valve rotation amount. A valve monitoring system 1 includes a rotation amount measuring unit 10 for measuring a valve rotation amount, and a measuring device 30 as a management...
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JP6799333B1 |
To prevent an abnormality from being detected before a retaining member is completely detached from a valve rod, and to prevent a problem that a valve body and a valve rod fall off from a valve box. A valve box 1 having a flow path 1f th...
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JP2020536207A |
A hydraulic controller for a liquid conductive home appliance or system is a hydraulic unit (11) having a hydraulic body (15) defining a duct (30) for the liquid, the duct being the inlet (18).1) And outlet (31), at least partially defin...
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JP6798426B2 |
To provide a rotational speed control device that can reduce a change in a rotational speed of a vacuum pump motor when a gas introduction flow rate varies.A pump controller 200 comprises a feedback control unit 201a for feeding back a d...
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JP6795233B1 |
To monitor a solenoid unit regardless of the presence or absence of operation of the solenoid unit for post-maintenance. And provide a solenoid valve that makes it possible to realize predictive maintenance. A solenoid valve 1 is a spool...
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JP6795231B1 |
To provide a solenoid valve capable of acquiring useful data for predictive maintenance including not only an operation period in which the solenoid valve is operated but also a period other than the operation period. The solenoid valve ...
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JP6793026B2 |
In order to suppress changes in opening level and flow rate associated with the thermal expansion of a resin member caused by a temperature change, a valve device that displaces a valve body by applying drive voltage to an actuator is ad...
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JP6790650B2 |
To provide a deterioration determination method for quantitatively determining deterioration of a rotational drive system of a flow control valve in which a spool disposed in a valve body is moved to or held in an arbitrary position by a...
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JP6792236B2 |
To provide a gas plug socket device capable of easily confirming a connection state of a plug portion of a gas cock and a socket, and simplifying a structure to remove the socket.A gas plug socket device 1 includes a mounting plate 2, a ...
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JPWO2019106960A1 |
To accurately and easily diagnose a valve operation abnormality. A valve (V1) capable of detecting an operation abnormality includes a magnet (M1) attached near a holding adapter (52) of a stem (53) that slides according to an opening / ...
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