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WO/2011/123387A2 |
Embodiments of a method of operating a safety valve and a safety valve system are provided. The valve system includes a valve, an actuator, a mechanical override, and an indicator. The actuator includes a fail-safe mechanism and the indi...
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WO/2011/123521A1 |
An interlock monitoring system includes a magnetic proximity sensor within a poppet valve type coupler to detect whether the poppet valve is opened or closed. An open poppet valve indicates a proper connection. The sensor consists of ded...
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WO/2011/102036A1 |
In order to configure a thermostat device to be attached to a vehicle (engine or the like) by a simple structure with a required minimum number of components and improve the assembly performance thereof, the thermostat device is provided...
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WO/2011/095299A1 |
The invention relates to a tubing pinch valve. Known tubing pinch valves are often difficult to manipulate or fail to ensure high process reliability. The tubing pinch valve according to the invention aims to be easy to manipulate and to...
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WO/2011/096132A1 |
Disclosed is a fluid controller having a simple structure, in which the state of opening/closing is visible. A casing (3) is formed in such a way as to open upwards, and a piston (8) is provided at the upper end of a valve rod (7) in suc...
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WO/2011/094129A2 |
A service valve assembly that is designed to minimize leakage by reducing the number of leakage paths from the valve assembly. In addition, the service valve assembly is designed to permit connection to many different refrigeration syste...
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WO/2011/092929A1 |
Disclosed is a fluid controller by which fluid controllers having a combined valve and limit switch can be made more compact. A valve (6) has a projecting section that projects from the opening of a casing (21) and is provided with a pis...
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WO/2011/084239A2 |
A method for detecting actuation of an armature associated with a solenoid includes providing a voltage potential to a solenoid coil associated with the solenoid. The method also includes measuring a current flowing through the solenoid ...
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WO/2011/081728A1 |
Example methods, apparatus and articles of manufacture to test safety instrumented system (SIS) solenoids are disclosed. A disclosed valve position control apparatus (100) includes a relay (165) to control a state of a solenoid and a val...
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WO/2011/077818A1 |
Disclosed is a solenoid valve control device provided with: a first relay (20) connected in series to a drive coil of a solenoid valve (30) between output terminals (11a, 11b) of a rectifier circuit (11); a photocoupler (31) which output...
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WO/2011/078352A1 |
Disclosed is a valve mechanism (60) wherein a valve sleeve (62) and a valve plunger (63) are moved on the inside of a valve holder (61) by the driving force of a power unit (65). When the valve plunger is located at a predetermined posit...
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WO/2011/076131A1 |
A kitchen shower capable of detecting water quality and a detection method thereof are disclosed. The shower comprises a body unit (100), a water outlet unit (200), a power generation mechanism (300), a detection mechanism (400) and a li...
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WO/2011/067891A1 |
Disclosed is a piezoelectrically driven valve, which can control even a fluid at a temperature higher than a temperature in the use range of a piezoelectric actuator. Also disclosed is a piezoelectrically driven fluid control apparatus. ...
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WO/2011/064096A1 |
Valve devices are known which have a drive unit, a gearing and a downstream coupling element for converting a rotational movement of the drive unit into a translatory movement of an adjusting element. In the case of said elements, positi...
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WO/2011/061005A1 |
The invention relates to a self-monitoring flow measurement assembly which provides a high degree of measurement accuracy and reliability, having a pipeline system (1, 1') through which a medium flows, a regulating apparatus (3) inserted...
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WO/2011/062830A1 |
Plumbing fixtures with a valve actuator (28) for automatically controlling pivoting of a flush valve (26), and methods of calibrating movement of the flush valve, are disclosed. The motor (48) of the valve actuator may be positioned betw...
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WO/2011/060971A1 |
A method for preparing two plastic components (11, 12), one on top of the other, for welding them together by means of torsional ultrasonic friction welding is provided. To ensure a stable and reliable welding process, even on components...
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WO/2011/050983A1 |
The invention relates to a device for the sensor-based detection of a pressure difference occurring between a first location (5a) and a second location (5b) spaced at a distance from the first location in the flow direction in the region...
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WO/2011/048469A1 |
A subsea valve actuator is disclosed, comprising an override shaft (6) reaching from inside a fluid filled and pressure compensated actuator housing (1) to the exterior thereof via a bearing and sealing arrangement (7), wherein a visual ...
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WO/2011/043917A1 |
A valve (10), in certain embodiments, includes a body (12) having a flow path (46), a stem (30), a flow element (32) coupled to the stem, wherein the flow element interfaces with the flow path to regulate flow of a fluid through the flow...
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WO/2011/036181A1 |
A water tap (1) is disclosed, which comprises an operating element (5, 6) for operating the tap (1), a sensor (14) for detection of the touch of at least a portion (5) of the tap (1) by an object and generation of a detection signal and ...
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WO/2011/036056A1 |
The invention relates to an electric circuit configuration for switching an electrical load (3), particularly a solenoid valve, by means of at least one switching means (5) associated with the consumer (3), particularly a transistor. The...
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WO/2011/031451A2 |
An activation indicator for a refrigeration system pressure relief valve is presented. In one embodiment, the indicator comprises a covering that covers an outlet passage of the pressure relief valve. The covering is at least partially d...
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WO/2011/031368A1 |
Example methods, apparatus and articles of manufacture to calibrate valve-mounted instruments, such as a position controllers and/or a position transmitter, are described. A disclosed example apparatus (100) to calibrate a valve assembly...
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WO/2011/028421A1 |
A magnetic target (22) is provided for use with a magnetic proximity switch. The magnetic target includes a cylindrical body tube (24) having an open end that partially defines a bore. A stationary magnet (28) is located within the bore ...
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WO/2011/026666A1 |
The invention relates to a valve (2) that can be actuated by a position controller (9) via a drive (6), wherein the position controller (9) has a housing (18) and is thereby fastened to the valve (2). A first temperature sensor (12) and ...
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WO/2011/024275A1 |
A flow rate control valve, wherein the flow rate control valve (10) is provided with a first circular tube section (22) having first and second ports (12, 14) formed on a body (16) forming the flow rate control valve (10), and also with ...
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WO/2011/022496A2 |
A method and apparatus for measuring stem nut wear in a valve having a threaded valve stem that is positioned to engage the threads of a stem nut. In a preferred embodiment, a tool is mounted on the stem nut, wherein the tool rotates whe...
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WO/2011/017425A2 |
Various embodiments of adapter systems and related apparatus, and methods of operating the same are described. The adapter of the systems is couplable to an outlet of a fluid source and an inlet of a routing device. The adapter includes ...
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WO/2011/014310A1 |
A micro-fluidic valve actuator assembly (23) is provided for controlling a multi-position micro-f luidic valve device for switching between a plurality of discrete fluid distribution positions. The actuator assembly includes a housing (2...
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WO/2011/013285A1 |
It makes it possible to correctly determine whether a change in the pressure or flow rate is caused by normal opening and closing operations of a check valve, to monitor in real time whether an operation of a check valve is normal or abn...
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WO/2011/010808A2 |
Disclosed are a water-conserving urinal valve using a shape-memory alloy and a water-conserving urinal valve using a shape-memory alloy which is capable of one-touch forced opening. The water-conserving urinal valve using a shape-memory ...
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WO/2011/011057A2 |
A stopcock is provided with multipleports joining multiplefluid conduits leading between fluid sources and fluid destinations. A central hub manifold resides within a valve body supporting the ports, and can rotate relative to the valve ...
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WO/2011/005369A1 |
A method of diagnosing pressure boundary integrity of a control includes choosing a control valve (10) having a valve body (12), determining a velocity profile within the control valve (10), choosing an area of the velocity profile, choo...
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WO/2011/000859A1 |
The invention relates to a control valve for a cooling circuit of an automobile engine, including a valve body (12) provided with an inlet and a plurality of outlets (22, 24, 26) for a coolant, an adjustment member that is rotatable abou...
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WO/2011/002560A1 |
A control valve assembly is capable of diagnosing malfunctions in the control valve assembly and discerning a location of a control fluid leak in the control valve assembly (56). The control valve assembly includes a control valve (22), ...
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WO/2011/002886A2 |
An aircraft check valve assembly where the fluid check valve is indexed in rotational position relative to a first duct flange and to a second opposed duct flange and to a clamping band where the check valve includes an annular check val...
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WO/2010/142948A2 |
A rotary apparatus is disclosed. The rotary apparatus comprises a housing, a rotor mounted in the housing and at least one intrinsically safe monitoring circuit for detecting rotor/housing contact or a monitoring circuit fault condition,...
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WO/2010/144804A2 |
A system for positioning a device such as a valve with a mechanical input using a fluid operated actuator, a mechanical position feedback member coupled to a feedback element of the fluid operated actuator and an activation fluid valve. ...
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WO/2010/141651A2 |
A valve has a body having a rotatable valve element. A drive mechanism has a drive input member and a drive output member that are coupled to the valve element for rotating the valve element. A shear member is operatively located within ...
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WO/2010/140930A1 |
Method of diagnosis of the operation of a flow valve (4, 7) arranged in an industrial furnace (1) with an existing control system (10), which control system (10) is equipped with at least two sensors (4a, 4b, 6a, 7a, 7b, 7c, 7d, 12a, 12b...
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WO/2010/136183A1 |
It is sought to provide a diaphragm (1) for diaphragm valves, in particular standard diaphragm valves, bottom outlet valves, block valves, T-valves, tandem valves, multi-port valves and/or welded structure valves, which diaphragm must be...
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WO/2010/138321A1 |
A pressure relief valve 315 is monitored containing an internal flow passage with valve seat 220 and plug 210 disposed therein. Temperature of a fluid is sensed 310 in the internal flow passage 240 downstream of the valve seat. A tempera...
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WO/2010/135296A1 |
A system for indicating the status of a valve may include an encapsulation with electronic circuitry disposed at least partially therein, a communication sub-system, a sensor, an indicator and a power source. The encapsulation may be zer...
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WO/2010/135145A2 |
An apparatus for remotely operating a manual valve is disclosed that includes a control unit, a valve actuator, a lock assembly, and a load cell. In some aspects, the apparatus may also include a stand such as a tripod. In another aspect...
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WO/2010/133137A1 |
An intelligent thermostatic water output device, which belongs to the technical field of sanitary wares, solves the technical problems of relatively complicated whole structure and higher equipment cost, not applicable to the common valv...
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WO/2010/123167A1 |
A cylinder valve sets and mounts a stopper installed in a stopper guide in advance to maintain a constant flow coefficient that a user desires using a stopper setting system, thereby enabling gas to be supplied with a constant flow coeff...
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WO/2010/118825A1 |
The invention relates to a method for a leak test of a shut-off device (1), which in operation is used for shutting off a cryogenic medium, in particular liquid nitrogen or liquid oxygen, wherein the shut-off device (1) has a shut-off fl...
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WO/2010/117478A1 |
A flow sensing valve includes a valve housing having an inlet port, an outlet port, and a plurality of flow sensing ports. A valve member, located within the valve housing, is configured to move between an open position and a closed posi...
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WO/2010/111188A2 |
The present invention features a coke drum de-heading system. The de-header valve is equipped with a valve body, a gate, a transmission system and an actuator. Actuation of the valve closure functions to open and close the de-header valve.
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