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JP7359631B2 |
To suppress the hunting of a valve whose opening is measured by a potentiometer.An opening control part 105 controls the opening of a valve 101 by the operation control of an actuator 102 according to a relation between an opening measur...
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JP2023144683A |
To accurately detect displacement of a spool while restraining increase in the number of components.A meter-in spool valve 10A includes a housing 23 having a spool slide hole 24A, a spool 28 movably provided in the spool slide hole 24A, ...
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JP7356956B2 |
To diagnose a deterioration sign of a dynamic function of a valve and a function of closing fluid with high accuracy, without decomposing the valve.An abnormality sign diagnostic device 20 comprises: a signal processing unit 9 that proce...
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JP7356141B2 |
To provide a fixing unit which can fix a thermo-couple to a fixed body near a tip of the thermo-couple, and to provide a fluid control device.A fixing unit 10 includes: a fixing tool 11 which is inserted into a first insertion hole 5g; a...
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JP7353808B2 |
To provide a valve opening detection technology enabling remote control of a valve disposed in a severe environment of high dosage to obtain valve opening information having high reliability.A valve opening detection device 10A includes:...
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JP7352971B2 |
A valve device with which a flow rate can be adjusted precisely includes: an operating member for operating a diaphragm provided in such a way as to be capable of moving between a closed position in which the diaphragm closes a flow path...
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JP2023136655A |
To reduce a risk of damage of components used for detecting valve opening, and suppress wrong detection of the valve opening and deterioration in detection accuracy of the valve opening due to influence of ambient magnetism.A valve openi...
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JP7350658B2 |
Disclosed is a vacuum valve with a sensor arrangement having at least one inertial sensor, where the sensor arrangement is designed in such a way it detects a measuring signal with respect to an acceleration impacting on the valve.
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JP7350411B2 |
[Problem] To provide an electric valve that has a small vertical dimension and is capable of accurately detecting the rotation angle of a magnet rotor. [Solution] The electric valve (1) has a permanent magnet (45) that is disposed coaxia...
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JP2023131738A |
To obtain an electromagnetic valve capable of achieving failure detection of an electromagnetic valve by detecting a position of a plunger.An electromagnetic valve 100 includes: a valve body 30 in which a water inlet 31 and a water outle...
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JP7347975B2 |
To provide a pressure regulator with a gas usage confirmation device which can confirm the presence or absence of LP gas usage even when a consumer is absent.A pressure regulator 10 for reducing pressure of LP gas, which has a gas usage ...
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JP7345928B2 |
[Object] To provide a flow channel switching valve capable of effectively improving precision of a rotational position of a valve member, and a method for assembling the flow channel switching valve.[Solution] A flow channel switching va...
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JP7339162B2 |
Disclosed is a vacuum valve having at least one acoustic sensor, the acoustic sensor being designed such that information can be generated by the acoustic sensor via a structure-borne sound wave, as a measuring signal, impacting on at le...
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JP2023537191A |
A valve checker system includes a valve having a valve housing with an inlet side, an outlet side and a valve component therebetween. The valve element is selectively and repeatedly rotatable between a first closed position and an open p...
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JP7325112B2 |
To appropriately provide new change management information to a fluid control apparatus requiring the new change management information.An information providing device 7 that provides change management information of a fluid control appa...
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JP2023108180A |
To reduce power consumption needed for measurement of a physical amount indicating behavior of a valve body.A valve body monitoring device 10 includes: a first sensor 15 which detects operation start of a valve body 12 which controls a f...
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JP2023532796A |
A modular valve island (100) including a plurality of valves, a supply and exhaust module 6, a data communication module 7 and a diagnostic module 8. At least one of the plurality of valves has at least one integrated sensor configured t...
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JP2023104150A |
To provide a data processing system capable of determining whether or not there is an abnormality in a fluid pressure-driven valve from estimated acting torque.A data processing system includes: an input data acquisition unit that is use...
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JP2023532171A |
Acoustics applicable to any mechanical device or structure that has internal or external components that are located away from a setpoint and need to be returned to their original position, such as valves that are opened and then closed ...
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JP7316055B2 |
The present invention relates to a method for diagnosing a condition of a hydraulic servo valve capable of diagnosing the condition of the hydraulic servo valve mounted on a ship with high precision. The method for diagnosing the conditi...
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JP7315963B2 |
A fluid control device, capable of detecting leaks even if the leaks is slight, is provided. Further, a fluid leak abnormality is identified as a change accompanying an operation of the fluid control device and the fluid leaks is detecte...
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JP7313028B2 |
To provide a valve device 100 that facilitates detection of a cylinder container 1 to which a container valve 2 is fitted, and to provide a valve device location confirmation system 101.A valve device 100 includes: a container valve 2 in...
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JP7309621B2 |
Disclosed is a vacuum valve having a valve seat, which has a valve opening, defining an opening axis, and a first sealing surface, a valve closure having a second sealing surface corresponding to the first sealing surface, a drive unit c...
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JP2023091306A |
To provide a gate valve enabling an operator to easily recognize the number of revolutions of a valve stem.A gate valve 1 includes a valve stem 2 to which a valve element 3 is mounted via a screw mechanism 4, and a housing 10 supporting ...
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JP7300187B2 |
A diaphragm valve includes a valve body that defines a flow path through which fluid flows and an opening that opens to the outside in a middle of flow path; a flexible partition member that covers the opening and separates the flow path...
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JP7294888B2 |
To provide a pressure regulator and a leakage detection system that can suppress complication of configuration and deterioration of assemblability when operating a valve mechanism according to the operation of a diaphragm.A secondary reg...
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JP2023082400A |
To predict local thickness reduction inside a valve for appropriately maintaining the valve.A prediction system for valve thickness reduction comprises: a measured value storage unit 101 storing at least one measurement data obtained by ...
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JP7285547B2 |
To provide an actuator whose suitable drive control can be performed, and a valve device.An actuator comprises a drive unit (30) to be driven on the basis of a drive signal (S2), a sensor (40) for detecting a state of the drive unit (30)...
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JP2023076244A |
To provide a small solenoid valve energization display device that does not require a power source.A solenoid valve energization display device 30 corresponds to a solenoid valve 10 having a solenoid part 12 including a fixed iron core 1...
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JP7284771B2 |
Flow rate control valve CV has first housing 11 having introduction opening 10 opening in axial direction of hollow valve body accommodating portion 13 and introducing cooling water and first to third exhaust ports E1-E3, each of which i...
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JP7284024B2 |
A valve abnormality detecting device includes an opening acquiring portion to acquire a valve opening value; a pressure acquiring portion to acquire a pressure value of operating device air of an operating device for a valve; a stability...
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JP2023070759A |
To provide an automatic valve system which can reliably determine both a valve-opening leaving state of a bypass valve and a liquid leak state of an automatic valve while having a simple structure.A branch pipe 11 having a steam trap 3 i...
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JP2023069248A |
To provide a sensor device which enables reduction of the number of components replaced when the sensor device is applied to a logic valve.A sensor device is provided at a logic valve in which a valve body is movably provided at a housin...
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JP2023067288A |
To provide a valve capable of accurately detecting operation of a valve.A valve 1 is equipped with a valve body 2 defining a fluid channel, a diaphragm 30 operating the fluid channel so as to open/close, an actuator 4 driving the valve b...
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JP7272656B2 |
[Object] To provide an electric-operated valve that is capable of reliably detecting a magnetic flux generated by the magnet rotor with a configuration having a relatively small number of members.[Solution] An electric-operated valve (1)...
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JP7271303B2 |
To provide a fluid control valve which can detect an abnormality of fluid control which occurs due to the exposure of a valve seat or a valve body composed of an elastic body to fluid, and a change of a physical property of the elastic b...
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JP2023517896A |
A solenoid valve can include a valve body and an actuator. The actuator may include an actuator housing, a coil disposed within the actuator housing, and a core tube extending from the valve body through the actuator housing and beyond w...
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JP7265251B2 |
To accurately determine operation abnormality of a fluid control device and to enable the prediction of such an operation abnormality.An operation analysis system comprises a fluid control device V and an information processing device 7 ...
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JP2023517251A |
An electrically operated valve (30) and thermal management system, pressure sensitive means ( 5), the electrical control part (3) comprises an electrical control plate (31), the piezoelectric signal forms an electrical signal correspondi...
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JP2023057584A |
To provide a technique capable of detecting the absolute position of a valve element without detecting a starting point in a motor-operated valve.A motor-operated valve 2 includes a sensor magnet 106 that rotates integrally with a rotor ...
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JP7262137B2 |
To provide a motor-operated valve capable of accurately detecting a position of a valve element.A motor-operated valve includes a valve element, a driver moving the valve element along a first axis, a rotating shaft rotating the driver a...
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JP7262093B2 |
To enable an opening/closing state of an on-off valve of a valve device to be visually recognized from outward easily, and prevent a valve device from being damaged by that the on-off valve is carelessly opened and the on-off valve is ex...
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JP7256041B2 |
To easily calculate a deterioration index indicating a deterioration state of a return spring of an electric actuator.An opening control part 19A drives and controls a motor 13 to rotate an output shaft 16. A deterioration index processi...
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JP7256018B2 |
To easily calculate a deterioration index indicating the deterioration state of a return spring of an electric actuator.An opening control unit 19A controls the drive of a motor 13 to rotate an output shaft 16 at first and second control...
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JP7254505B2 |
The present invention relates to a working fluid monitoring sensor and a fluid pressure driving device, which can simply and accurately monitor cleanliness of working oil. The working fluid monitoring sensor (1) includes: an acquisition ...
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JP7254509B2 |
The present invention relates to a state monitoring apparatus and a fluid pressure driving apparatus, which are able to examine the degree of abrasion of an operation unit such as a spool simply and precisely. The fluid pressure driving ...
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JP7253916B2 |
The present invention relates to a valve body condition monitoring apparatus and a fluid pressure driving apparatus to easily and accurately investigate the degree of wear of a valve body or a moving unit. The valve body condition monito...
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JP2023046764A |
To provide a tank vehicle capable of suppressing the generation of defective changeover of a valve body.A tank vehicle includes: a tank; a piping; a direction selector valve 31 disposed in the piping, and having a valve body 46 and a val...
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JP7248466B2 |
To easily calculate a deterioration index indicating a deterioration state of a power transmission part of an electric actuator.An opening control part 19A drives and controls a motor 13 to rotate an output shaft 16. A deterioration inde...
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JP7248464B2 |
To easily calculate a deterioration index indicating a deterioration state of a power transmission part of an electric actuator.An opening control part 19A drives and controls a motor 13 to rotate an output shaft 16. A deterioration inde...
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