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JP2011052817 |
To reduce the risk of losing an opening degree display function by an external force, in an operation part with the function.This opening and closing valve 20 with the opening degree display function includes the operation part 32. The o...
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JP2011047472 |
To prevent projection of a tip of an operation handle outside a casing and wrong operation of a ball valve.In a gas shut-off valve device 1 storing the ball valve 2 including a ball valve element 6 opening and closing a gas passage, and ...
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JP2011043196 |
To provide a flow control valve simplifying structure for numerically indicating the degree of opening of a flow passage, and structure for moving a needle valve element.In the flow control valve, a screw hole 13d is formed on a valve ho...
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JP2011038611 |
To provide a temperature responsive valve capable of making sure from outside whether a foreign substance is attached near a valve port and making clear a position to which an adjustment rod is screwed back.The temperature responsive val...
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JP2011033133 |
To provide a compact flow regulator of a simple constitution capable of regulating a flow rate to obtain easily a desired delivery state even by an unskilled worker.The flow regulator is constituted to join an upper member 2 to a lower m...
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JP2011027046 |
To make it possible to correctly determine whether a change in pressure or a flow rate is caused by the normal opening/closing of a check valve, to monitor in real time whether the check valve is normally operated or abnormally operated ...
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JP2011017520 |
To provide a function confirmation device shortening time required for checking abnormalities of switch elements for driving a solenoid safety valve.A microcomputer 301 performs discharge from a capacitor 322 by supplying a step signal t...
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JP2011017442 |
To provide a shut-off valve control system capable of predicting failures of the structural components of the system while allowing performance test during normal operation.The shut-off valve control system includes a shut-off valve 1, a...
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JP2011007294 |
To determine small leakage with high accuracy in regard to an opening and closing state monitoring of a valve determining and monitoring an opening and closing state of the valve by using correlativity between strain of a valve rod or th...
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JP2010276188 |
To provide a valve in which a flow volume is adjustable and the whole of the valve is restricted in height.A valve 1 includes a valve rod 2 mounted with a valve body 50 at its one end, a female-threaded yoke sleeve 3 screwed together wit...
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JP2010249416 |
To provide a hot water injection solenoid valve capable of suppressing manufacturing costs by reducing the number of components.A pressure detecting section 15 transmitting the change of a water supply pressure to an release valve 60 is ...
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JP2010236684 |
To provide a flow passage on-off valve capable of easily discharging unnecessary objects to outside by work from outside without decomposing the unnecessary objects.An EGR (exhaust gas recirculation) valve 20 includes a valve body 22, a ...
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JP2010236682 |
To provide a flow passage opening/closing valve which maintains hermeticity of a valve element and is rich in durability.An EGR valve 20 includes a body 22, a ball valve 30, a shaft 90, a valve presser 32 coming into contact with the bal...
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JP2010236686 |
To provide a flow passage opening/closing valve which can grasp an appropriate fluid flow rate in response to a turning angle of a shaft by reducing the shift of turning operation between a shaft and ball valve even though manufacturing ...
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JP2010229765 |
To provide a flow rate adjusting device which can eliminate unnecessary waiting time and which can promptly discharge water from a water-discharging part at the target flow rate when discharge of water starts.The flow rate adjusting devi...
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JP2010229625 |
To provide a faucet which miniaturizes a faucet body, which prevents the intrusion of foreign matter into the faucet body, improves the operation of tilting a control lever, and makes the operation guide of the control lever suitable.Thi...
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JP2010230078 |
To estimate soundness of a valve by grasping a tendency of the occurrence of faults due to a secular deterioration of the valve before it.A valve condition monitoring system includes a sensor which is provided on a valve rod or a yoke po...
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JP2010223331 |
To provide a valve condition display device which is capable of managing a pipe arrangement easily even if a person is unfamiliar to valve operation and is capable of preventing wrong operation.Typically, the valve condition display devi...
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JP2010216585 |
To provide a safety valve fitted with a pressure indicator free of a dimensional change and structured compactly.A guide shaft 16 is installed inside a cylinder body 12, and between the cylinder body 12 and the guide shaft 16 a ring-shap...
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JP2010203618 |
To save time and money required for maintenance by reducing damage on a valve member and extending the life of a whole valve.A main valve body 1 is movably arranged in a valve sleeve 25. The main valve body 1 abuts on a valve seat 26b of...
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JP2010203868 |
To provide a pressure regulator having a pressure indication member, not requiring special operation, and not discharging gas to the atmosphere.This pressure regulator is constituted by fixing in a body 1, the pressure indication member ...
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JP2010185529 |
To provide a device for reading precisely setting for an adjustable valve, without being affected by the magnetic field of the earth.This device includes a magnetic compass 10, and an alignment mark for aligning the magnetic compass 10 w...
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JP2010169224 |
To provide a fluid controlling device facilitating confirmation of closing and capable of retaining visibility of opening and closing display at a given level by facilitating attachment and detachment of a handle and improving turning op...
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JP2010131154 |
To manufacture a water flow detector easily and reduce the possibility of improper operation.A flowing water detecting valve has a valve structure 80 and a check valve structure 98. The valve structure 80 has an inflow path 90 at a prima...
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JP2010121728 |
To provide a solenoid valve of a fuel storage tank capable of preventing reduction in performance of an elastic seal member by a temperature drop, without increasing the number of part items.A valve body 11 is installed in a takeout port...
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JP2010112412 |
To provide a technique enabling shut-off valve opening and closing determination from far away by a simple configuration.In a state (a valve element 4a opened state) of a latch lever 6 latched to a movable core 3d, a light signal from a ...
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JP2010107012 |
To provide a fuse gas plug which can prevent gas from leaking through a very narrow gap between a valve element and a valve seat by emitting an alarm when a state is detected that the valve element is caused to closely contact the valve ...
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JP2010101468 |
To provide a method and a system of simple structure at low costs, capable of detecting a malfunctional solenoid valve in a fluid flow passage device, which can easily, quickly and surely detect a malfunctional valve, without requiring a...
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JP2010091097 |
To provide a valve actuator capable of transmitting surely a rotation torque of high output obtained by a high reduction gear ratio while maintaining compactness, and capable of exhibiting excellent durability performance and corrosion-p...
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JP2010085105 |
To achieve the monitoring and diagnosing of the state of a motorized valve with high precision and easily without having an influence on the operation of the motorized valve.The motorized valve state monitoring and diagnosing apparatus h...
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JP2010078002 |
To provide a flow control valve having a non-contact type detection means, capable of accurately and stably detecting the movement of a valve element to a valve seat in a non-contact state.An EGR valve 1 includes the valve seat 4 arrange...
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JP2010074073 |
To prevent product defects due to operation abnormality by predicting a fault beforehand by dynamic behavior information of a gate valve.In a cluster device including a negative pressure transfer chamber which a wafer is carried into and...
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JP2010054434 |
To provide a valve diagnostic method and a valve diagnostic device which detect symptom of abnormalities of a valve and a valve rod at an early stage, without any alteration to the valve and the valve rod in order to attach a sensor whic...
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JP2010054012 |
To provide a combined solenoid selector valve capable of quickly detecting an exhaust failure from an exhaust chamber to a low pressure side, as well as of detecting mismatching operation of two main valves.Operation detecting members 27...
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JP2010048265 |
To urge the replacement of a cutoff valve unit, without newly adding the display function.This cutoff system 1 has the cutoff valve unit 20 and an operation device 10 having a notice means 17. The operation device 10 has a manufacturing ...
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JP2010048264 |
To provide a cutoff system capable of executing processing corresponding to its diameter, by automatically recognizing the diameter of a cutoff valve.In this cutoff system 1, an operation device 10 transmits diameter information stored i...
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JP2010043950 |
To provide a valve operating state detector which reduces the vertical dimension.The operating state detector 2 is attached to a drain discharge pipe 1. The operating state detector 2 includes a sensor for operating state detection 3 and...
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JP2010043700 |
To provide a diagnosis device of a temperature trap which can diagnose whether or not the temperature trap successfully discharges condensate around a set temperature.In the diagnosis device, an inlet 1, a valve chest 5 and an outlet 2 a...
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JP2010039715 |
To provide a valve control device of a petrochemical plant capable of performing test operations of a single valve and evaluating test data at that time without using an expensive microcomputer.This valve controller comprises a control p...
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JP2010039714 |
To provide a valve controller of a petrochemical plant capable of monitoring the control state of a valve while quickly and appropriately controlling the valve and of outputting information required for external equipment while accommoda...
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JP2010031920 |
To provide an operation state detecting device of valve components, capable of installing a sensor in the valve components, even when a space is narrow in one direction from the valve components in an installation place of the valve comp...
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JP2010012280 |
To provide a trouble-free mask with blower.The mask device 1 with a blower is equipped with: an expiration valve 7 which moves toward the opening direction upon expiration while moves toward the closing direction upon inspiration and an ...
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JP2010014131 |
To provide a micro valve reliably detecting an opening/closing trouble when a trouble occurs in opening/closing a valve body owing to a foreign matter, etc.A diaphragm 12 serves concurrently as a first electrode (movable electrode) compr...
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JP2010002206 |
To provide an open-valve return structure for an isolation valve of a gas meter, which can surely open and break a gas channel by using a simple displacement and can surely grasp an opened/closed state of the gas channel.The open-valve r...
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JP2010003269 |
To provide a valve control device for a petrochemical plant, which maintains an appropriate operating state of a plant without causing a response delay even in switching a redundant control part.The valve control device for a petrochemic...
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JP2009299804 |
To provide a gas shut-off valve unit easy to confirm a cause of abnormality and capable of preventing a valve element from being continuously driven by a motor.This gas shut-off valve unit comprises: a gas flow passage; a valve element f...
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JP2009299803 |
To provide a gas shutoff valve unit can surely turn a valve element to a stop position.In this gas shutoff valve unit 100, a drive control means 11a positively drives a motor 5 to turn a valve element from a predetermined starting positi...
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JP2009293718 |
To provide a safety valve and a power generation plant, capable of determining whether or not the safety valve is opened, after the safety valve returns to an ordinary state.This safety valve 10 has a valve element for communicating an i...
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JP2009287754 |
To provide a measuring apparatus provided with a detection part which detects valve open action of a valve body of a bottom valve and which allows effective maintenance or the like of the bottom valve by detecting time required for the v...
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JP2009281476 |
To provide a mixing valve capable of restraining a flow of fluid of a large flow rate from becoming a hindrance to a flow of fluid of a small flow rate, even when fluid largely different in the flow rate ratio is merged, by accurately co...
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